Collection: Bearings - Single Row Ball

Bearings -> Single Row Ball
ID (d) OD (D) Width (B) Inner Ring Width (Bn) Flange Diameter (DF) Flange Width (BF) Indicative
Image
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Part Number: 6203-2RS-ECO
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
10 Available Now | Further orders can be expected around Tue, Nov 11, 2025
Regular price $8.23 AUD
Regular price Sale price $8.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

10 Available Now. Backorder if more than 10.
ID (d) OD (D) Width (B) Inner Ring Width (Bn) Indicative
Image
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Part Number: 6203-2RS-ECO
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
10 Available Now | Further orders can be expected around Tue, Nov 11, 2025
Regular price $8.23 AUD
Regular price Sale price $8.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

10 Available Now. Backorder if more than 10.
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Part Number: 6203-ZZ-ECO
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $7.95 AUD
Regular price Sale price $7.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Part Number: 6203-ZZ-ECO
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $7.95 AUD
Regular price Sale price $7.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Part Number: 6203-ECO
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $10.59 AUD
Regular price $12.71 AUD Sale price $10.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Part Number: 6203-ECO
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Tue, Nov 11, 2025
Regular price $10.59 AUD
Regular price $12.71 AUD Sale price $10.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.000 / - 0.125
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Chrome Steel SAE 52100 - Ceramic Si3N4 Balls
Material: Chrome Steel SAE 52100 - Ceramic Si3N4 Balls    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: 6203-CSN-2RS-T9H-ECO (20 Pcs)
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 - Ceramic Si3N4 Balls Bearing
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $463.86 AUD
Regular price $556.64 AUD Sale price $463.86 AUD
20 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.000 / - 0.125
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Chrome Steel SAE 52100 - Ceramic Si3N4 Balls
Material: Chrome Steel SAE 52100 - Ceramic Si3N4 Balls    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: 6203-CSN-2RS-T9H-ECO (20 Pcs)
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 - Ceramic Si3N4 Balls Bearing
Out of Stock | Backorder Now | Orders can be expected around Wed, Dec 10, 2025
Regular price $463.86 AUD
Regular price $556.64 AUD Sale price $463.86 AUD
20 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: 1.350   
Category: Bearings - Single Row Ball - with Snap Ring
Part Number: 6203-Z-NR-ECO
Single Row Ball Bearings - 17x40x12 mm with Snap Ring - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 02, 2025
Regular price $9.86 AUD
Regular price Sale price $9.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: 1.350   
Category: Bearings - Single Row Ball - with Snap Ring
Part Number: 6203-Z-NR-ECO
Single Row Ball Bearings - 17x40x12 mm with Snap Ring - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 02, 2025
Regular price $9.86 AUD
Regular price Sale price $9.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.000 / - 0.125
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: 6203-ZZ
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 16, 2025
Regular price $11.86 AUD
Regular price Sale price $11.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.000 / - 0.125
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Chrome Steel SAE 52100
Material: Chrome Steel SAE 52100    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: 6203-ZZ
Single Row Ball Bearings - 17x40x12 mm Unflanged - Chrome Steel SAE 52100 Bearing
Out of Stock | Backorder Now | Orders can be expected around Thu, Oct 16, 2025
Regular price $11.86 AUD
Regular price Sale price $11.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.000 / - 0.125
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Ceramic Zirconia - Full Complement
Material: Ceramic Zirconia - Full Complement    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: CZR6203-C4-FC-DRY (10 Pcs)
Single Row Ball Bearings - 17x40x12 mm Unflanged - Ceramic Zirconia - Full Complement Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 02, 2025
Regular price $269.41 AUD
Regular price $323.29 AUD Sale price $269.41 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.000 / - 0.125
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Ceramic Zirconia - Full Complement
Material: Ceramic Zirconia - Full Complement    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: CZR6203-C4-FC-DRY (10 Pcs)
Single Row Ball Bearings - 17x40x12 mm Unflanged - Ceramic Zirconia - Full Complement Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 02, 2025
Regular price $269.41 AUD
Regular price $323.29 AUD Sale price $269.41 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.050 / - 0.000
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0 / - 0.035
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0 / - 0.120
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S304-6203
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 304 Similar to A2, 18-8 HRB80 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $69.68 AUD
Regular price $83.62 AUD Sale price $69.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.050 / - 0.000
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0 / - 0.035
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0 / - 0.120
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S304-6203
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 304 Similar to A2, 18-8 HRB80 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $69.68 AUD
Regular price $83.62 AUD Sale price $69.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.076 / - 0.000
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.102
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.127 / - 0.000
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 316 Similar to A4, 18-10
Material: Stainless Steel 316 (Similar to A4, 18-10)    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S316-6203-ZZ (100 Pcs)
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 02, 2025
Regular price $1,419.50 AUD
Regular price $1,703.40 AUD Sale price $1,419.50 AUD
100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.076 / - 0.000
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.102
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.127 / - 0.000
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 316 Similar to A4, 18-10
Material: Stainless Steel 316 (Similar to A4, 18-10)    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S316-6203-ZZ (100 Pcs)
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 02, 2025
Regular price $1,419.50 AUD
Regular price $1,703.40 AUD Sale price $1,419.50 AUD
100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.050 / - 0.000
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0 / - 0.035
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0 / - 0.120
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S304-6203-2RS
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 304 Similar to A2, 18-8 HRB80 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $80.86 AUD
Regular price $97.04 AUD Sale price $80.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.050 / - 0.000
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0 / - 0.035
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0 / - 0.120
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S304-6203-2RS
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 304 Similar to A2, 18-8 HRB80 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $80.86 AUD
Regular price $97.04 AUD Sale price $80.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S6203-ZZ-ECO
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel AISI 440C Bearing
10 Available Now | Further orders can be expected around Tue, Nov 11, 2025
Regular price $12.77 AUD
Regular price Sale price $12.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

10 Available Now. Backorder if more than 10.
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S6203-ZZ-ECO
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel AISI 440C Bearing
10 Available Now | Further orders can be expected around Tue, Nov 11, 2025
Regular price $12.77 AUD
Regular price Sale price $12.77 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

10 Available Now. Backorder if more than 10.
ID (d)
17.000
mm
+ 0.050 / - 0.000
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0 / - 0.035
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0 / - 0.120
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S304-6203-ZZ
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 304 Similar to A2, 18-8 HRB80 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $80.86 AUD
Regular price $97.04 AUD Sale price $80.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.050 / - 0.000
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0 / - 0.035
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0 / - 0.120
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 304 (Similar to A2, 18-8) HRB80    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S304-6203-ZZ
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 304 Similar to A2, 18-8 HRB80 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $80.86 AUD
Regular price $97.04 AUD Sale price $80.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.076 / - 0.000
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.102
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.127 / - 0.000
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 316 Similar to A4, 18-10
Material: Stainless Steel 316 (Similar to A4, 18-10)    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S316-6203 (10 Pcs)
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 23, 2025
Regular price $1,323.59 AUD
Regular price Sale price $1,323.59 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.076 / - 0.000
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.102
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.127 / - 0.000
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 316 Similar to A4, 18-10
Material: Stainless Steel 316 (Similar to A4, 18-10)    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S316-6203 (10 Pcs)
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 23, 2025
Regular price $1,323.59 AUD
Regular price Sale price $1,323.59 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.076 / - 0.000
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.102
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.127 / - 0.000
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 316 Similar to A4, 18-10
Material: Stainless Steel 316 (Similar to A4, 18-10)    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S316-6203-ZZ-GS
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing
84 Available Now | Item Discontinued - Up to 84 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $7.16 AUD
Regular price $18.12 AUD Sale price $7.16 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

84 Available Now. These are priced to quit. Please contact us for a quote if you require more.
ID (d)
17.000
mm
+ 0.076 / - 0.000
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.102
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.127 / - 0.000
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 316 Similar to A4, 18-10
Material: Stainless Steel 316 (Similar to A4, 18-10)    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S316-6203-ZZ-GS
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing
84 Available Now | Item Discontinued - Up to 84 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $7.16 AUD
Regular price $18.12 AUD Sale price $7.16 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

84 Available Now. These are priced to quit. Please contact us for a quote if you require more.
ID (d)
17.000
mm
+ 0.076 / - 0.000
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.102
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.127 / - 0.000
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 316 Similar to A4, 18-10
Material: Stainless Steel 316 (Similar to A4, 18-10)    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S316-6203-2PE (10 Pcs)
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 02, 2025
Regular price $188.23 AUD
Regular price $225.87 AUD Sale price $188.23 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.076 / - 0.000
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.102
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.127 / - 0.000
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 316 Similar to A4, 18-10
Material: Stainless Steel 316 (Similar to A4, 18-10)    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S316-6203-2PE (10 Pcs)
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 316 Similar to A4, 18-10 Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 02, 2025
Regular price $188.23 AUD
Regular price $225.87 AUD Sale price $188.23 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.000 / - 0.125
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S6203-ZZ (50 Pcs)
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $1,090.41 AUD
Regular price $1,308.49 AUD Sale price $1,090.41 AUD
50 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.000 / - 0.125
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S6203-ZZ (50 Pcs)
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $1,090.41 AUD
Regular price $1,308.49 AUD Sale price $1,090.41 AUD
50 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Abec 3   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S6203-CSN-ZZS-ECO
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 16, 2025
Regular price $136.68 AUD
Regular price $164.02 AUD Sale price $136.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel AISI 440C - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - Ceramic Si3N4 Balls    Precision Grade: Abec 3   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S6203-CSN-ZZS-ECO
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel AISI 440C - Ceramic Si3N4 Balls Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 16, 2025
Regular price $136.68 AUD
Regular price $164.02 AUD Sale price $136.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.000 / - 0.125
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Ceramic Zirconia - PTFE Cage
Material: Ceramic Zirconia - PTFE Cage    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: CZR-6203-TF-SRL
Single Row Ball Bearings - 17x40x12 mm Unflanged - Ceramic Zirconia - PTFE Cage Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $108.95 AUD
Regular price $130.75 AUD Sale price $108.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.000 / - 0.125
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Ceramic Zirconia - PTFE Cage
Material: Ceramic Zirconia - PTFE Cage    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: CZR-6203-TF-SRL
Single Row Ball Bearings - 17x40x12 mm Unflanged - Ceramic Zirconia - PTFE Cage Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $108.95 AUD
Regular price $130.75 AUD Sale price $108.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls    Precision Grade: Abec 3   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S6203-CSN-2RS-T9H-ECO
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 16, 2025
Regular price $156.95 AUD
Regular price $188.35 AUD Sale price $156.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls
Material: Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls    Precision Grade: Abec 3   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S6203-CSN-2RS-T9H-ECO
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel AISI 440C - High Speed Polyamide Cage - Ceramic Si3N4 Balls Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 16, 2025
Regular price $156.95 AUD
Regular price $188.35 AUD Sale price $156.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.000 / - 0.125
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Ceramic Zirconia - PTFE Cage
Material: Ceramic Zirconia - PTFE Cage    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: CZR-6203-TF-DRY
Single Row Ball Bearings - 17x40x12 mm Unflanged - Ceramic Zirconia - PTFE Cage Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $160.41 AUD
Regular price Sale price $160.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0.000 / - 0.0075
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0.000 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0.000 / - 0.125
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Ceramic Zirconia - PTFE Cage
Material: Ceramic Zirconia - PTFE Cage    Precision Grade: Abec 1   
Category: Bearings - Single Row Ball - Unflanged
Part Number: CZR-6203-TF-DRY
Single Row Ball Bearings - 17x40x12 mm Unflanged - Ceramic Zirconia - PTFE Cage Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $160.41 AUD
Regular price Sale price $160.41 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S6203-2RS-ECO (20 Pcs)
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 02, 2025
Regular price $126.23 AUD
Regular price $151.47 AUD Sale price $126.23 AUD
20 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm

(Equiv. 0.669 in.)
OD (D)
40.000
mm

(Equiv. 1.575 in.)
Width (B)
12.000
mm

(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel AISI 440C
Material: Stainless Steel AISI 440C    Precision Grade: Economy   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S6203-2RS-ECO (20 Pcs)
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel AISI 440C Bearing
Out of Stock | Backorder Now | Orders can be expected around Sun, Nov 02, 2025
Regular price $126.23 AUD
Regular price $151.47 AUD Sale price $126.23 AUD
20 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0 / - 0.008
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0 / - 0.120
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 17-4 PH
Material: Stainless Steel 17-4 PH    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S174-6203-ZZ
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 17-4 PH Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $301.14 AUD
Regular price $361.36 AUD Sale price $301.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0 / - 0.008
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0 / - 0.120
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 17-4 PH
Material: Stainless Steel 17-4 PH    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S174-6203-ZZ
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 17-4 PH Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $301.14 AUD
Regular price $361.36 AUD Sale price $301.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0 / - 0.008
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0 / - 0.120
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 17-4 PH
Material: Stainless Steel 17-4 PH    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S174-6203
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 17-4 PH Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $288.59 AUD
Regular price $346.31 AUD Sale price $288.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0 / - 0.008
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0 / - 0.120
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 17-4 PH
Material: Stainless Steel 17-4 PH    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S174-6203
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 17-4 PH Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $288.59 AUD
Regular price $346.31 AUD Sale price $288.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0 / - 0.008
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0 / - 0.120
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 17-4 PH
Material: Stainless Steel 17-4 PH    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S174-6203-2RS
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 17-4 PH Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $301.14 AUD
Regular price $361.36 AUD Sale price $301.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
ID (d)
17.000
mm
+ 0 / - 0.008
(Equiv. 0.669 in.)
OD (D)
40.000
mm
+ 0 / - 0.011
(Equiv. 1.575 in.)
Width (B)
12.000
mm
+ 0 / - 0.120
(Equiv. 0.472 in.)
Single Row Ball Bearings - 17x40x12 mm - Stainless Steel 17-4 PH
Material: Stainless Steel 17-4 PH    Precision Grade: Semi-Precision   
Category: Bearings - Single Row Ball - Unflanged
Part Number: S174-6203-2RS
Single Row Ball Bearings - 17x40x12 mm Unflanged - Stainless Steel 17-4 PH Bearing
Out of Stock | Backorder Now | Orders can be expected around Sat, Nov 08, 2025
Regular price $301.14 AUD
Regular price $361.36 AUD Sale price $301.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.