Collection: Bearings - Single Row Ball - Unflanged - Precision - Chrome Steel
Bearings -> Single Row Ball -> Unflanged -> Precision -> Chrome SteelID (d) | OD (D) | Width (B) | Inner Ring Width (Bn) | Flange Diameter (DF) | Flange Width (BF) |
Indicative Image |
---|---|---|---|---|---|---|
ID (d)
3.500
mm (Equiv. 0.138 in.) |
OD (D)
9.000
mm (Equiv. 0.354 in.) |
Width (B)
4.000
mm (Equiv. 0.157 in.) |
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|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZ Bearing Type: Radial | ||||||
Part Number: MR935-ZZ-ECO (10 Pcs)
Single Row Ball Bearings - 3.5x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing 88 units (880 pcs) Available Now | Item Discontinued - Up to 88 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$8.00 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 10
|
||||||
ID (d) | OD (D) | Width (B) | Inner Ring Width (Bn) |
Indicative Image |
||
ID (d)
3.500
mm (Equiv. 0.138 in.) |
OD (D)
9.000
mm (Equiv. 0.354 in.) |
Width (B)
4.000
mm (Equiv. 0.157 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZ Bearing Type: Radial | ||||||
Part Number: MR935-ZZ-ECO (10 Pcs)
Single Row Ball Bearings - 3.5x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing 88 units (880 pcs) Available Now | Item Discontinued - Up to 88 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$8.00 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 10
|
||||||
|
||||||
ID (d)
3.969
mm + 0.000 / - 0.007
(Equiv. 0.156 in.) |
OD (D)
7.938
mm + 0.000 / - 0.007 (Equiv. 0.313 in.) |
Width (B)
3.175
mm + 0.000 / - 0.120 (Equiv. 0.125 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: R155A-ZZS-MC3-JP6 (20 Pcs)
Single Row Ball Bearings - 3.969x7.938x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$149.95 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 20
|
||||||
ID (d)
3.969
mm + 0.000 / - 0.007 (Equiv. 0.156 in.) |
OD (D)
7.938
mm + 0.000 / - 0.007 (Equiv. 0.313 in.) |
Width (B)
3.175
mm + 0.000 / - 0.120 (Equiv. 0.125 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: R155A-ZZS-MC3-JP6 (20 Pcs)
Single Row Ball Bearings - 3.969x7.938x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$149.95 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 20
|
||||||
|
||||||
ID (d)
3.969
mm + 0.000 / - 0.0075
(Equiv. 0.156 in.) |
OD (D)
7.938
mm + 0.000 / - 0.0075 (Equiv. 0.313 in.) |
Width (B)
3.175
mm + 0.000 / - 0.125 (Equiv. 0.125 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: R155A-ZZS-MC3 (20 Pcs)
Single Row Ball Bearings - 3.969x7.938x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$149.95 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 20
|
||||||
ID (d)
3.969
mm + 0.000 / - 0.0075 (Equiv. 0.156 in.) |
OD (D)
7.938
mm + 0.000 / - 0.0075 (Equiv. 0.313 in.) |
Width (B)
3.175
mm + 0.000 / - 0.125 (Equiv. 0.125 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: R155A-ZZS-MC3 (20 Pcs)
Single Row Ball Bearings - 3.969x7.938x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$149.95 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 20
|
||||||
|
||||||
ID (d)
3.969
mm (Equiv. 0.156 in.) |
OD (D)
7.938
mm (Equiv. 0.313 in.) |
Width (B)
3.175
mm (Equiv. 0.125 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: TTS Bearing Type: Radial | ||||||
Part Number: R155A-TTS-ECO
Single Row Ball Bearings - 3.969x7.938x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing 320 Available Now | Item Discontinued - Up to 320 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$3.00 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
ID (d)
3.969
mm (Equiv. 0.156 in.) |
OD (D)
7.938
mm (Equiv. 0.313 in.) |
Width (B)
3.175
mm (Equiv. 0.125 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: TTS Bearing Type: Radial | ||||||
Part Number: R155A-TTS-ECO
Single Row Ball Bearings - 3.969x7.938x3.175 mm Unflanged - Chrome Steel SAE 52100 Bearing 320 Available Now | Item Discontinued - Up to 320 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$3.00 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.0075
(Equiv. 0.157 in.) |
OD (D)
7.000
mm + 0.000 / - 0.0075 (Equiv. 0.276 in.) |
Width (B)
2.000
mm + 0.000 / - 0.125 (Equiv. 0.079 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial | ||||||
Part Number: MR74-MC3-AF12 (50 Pcs)
Single Row Ball Bearings - 4x7x2 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$290.59 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 50
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.0075 (Equiv. 0.157 in.) |
OD (D)
7.000
mm + 0.000 / - 0.0075 (Equiv. 0.276 in.) |
Width (B)
2.000
mm + 0.000 / - 0.125 (Equiv. 0.079 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial | ||||||
Part Number: MR74-MC3-AF12 (50 Pcs)
Single Row Ball Bearings - 4x7x2 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$290.59 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 50
|
||||||
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.007
(Equiv. 0.157 in.) |
OD (D)
7.000
mm + 0.000 / - 0.007 (Equiv. 0.276 in.) |
Width (B)
2.000
mm + 0.000 / - 0.120 (Equiv. 0.079 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: Open Bearing Type: Radial | ||||||
Part Number: MR74-MC3-JP6-AF12 (50 Pcs)
Single Row Ball Bearings - 4x7x2 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$290.59 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 50
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.007 (Equiv. 0.157 in.) |
OD (D)
7.000
mm + 0.000 / - 0.007 (Equiv. 0.276 in.) |
Width (B)
2.000
mm + 0.000 / - 0.120 (Equiv. 0.079 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: Open Bearing Type: Radial | ||||||
Part Number: MR74-MC3-JP6-AF12 (50 Pcs)
Single Row Ball Bearings - 4x7x2 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$290.59 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 50
|
||||||
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
7.000
mm (Equiv. 0.276 in.) |
Width (B)
2.500
mm (Equiv. 0.098 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RB Bearing Type: Radial | ||||||
Part Number: MR74A-2RB-ECO (2 Pcs)
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing 15 units (30 pcs) Available Now | Item Discontinued - Up to 15 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$4.39 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 2
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
7.000
mm (Equiv. 0.276 in.) |
Width (B)
2.500
mm (Equiv. 0.098 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RB Bearing Type: Radial | ||||||
Part Number: MR74A-2RB-ECO (2 Pcs)
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing 15 units (30 pcs) Available Now | Item Discontinued - Up to 15 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$4.39 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 2
|
||||||
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.007
(Equiv. 0.157 in.) |
OD (D)
7.000
mm + 0.000 / - 0.007 (Equiv. 0.276 in.) |
Width (B)
2.500
mm + 0.000 / - 0.120 (Equiv. 0.098 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: MR74A-ZZS-MC3-JP6 (50 Pcs)
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$290.59 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 50
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.007 (Equiv. 0.157 in.) |
OD (D)
7.000
mm + 0.000 / - 0.007 (Equiv. 0.276 in.) |
Width (B)
2.500
mm + 0.000 / - 0.120 (Equiv. 0.098 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: MR74A-ZZS-MC3-JP6 (50 Pcs)
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$290.59 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 50
|
||||||
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.0075
(Equiv. 0.157 in.) |
OD (D)
7.000
mm + 0.000 / - 0.0075 (Equiv. 0.276 in.) |
Width (B)
2.500
mm + 0.000 / - 0.125 (Equiv. 0.098 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: MR74A-ZZS-MC3
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing 260 Available Now | Further orders can be expected around Sat, Oct 11, 2025 Regular price
$4.14 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.0075 (Equiv. 0.157 in.) |
OD (D)
7.000
mm + 0.000 / - 0.0075 (Equiv. 0.276 in.) |
Width (B)
2.500
mm + 0.000 / - 0.125 (Equiv. 0.098 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: MR74A-ZZS-MC3
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing 260 Available Now | Further orders can be expected around Sat, Oct 11, 2025 Regular price
$4.14 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
7.000
mm (Equiv. 0.276 in.) |
Width (B)
2.500
mm (Equiv. 0.098 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZ Bearing Type: Radial | ||||||
Part Number: MR74A-ZZ-ECO (5 Pcs)
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing 30 units (150 pcs) Available Now | Further orders can be expected around Sat, Oct 11, 2025 Regular price
$7.77 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 5
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
7.000
mm (Equiv. 0.276 in.) |
Width (B)
2.500
mm (Equiv. 0.098 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZ Bearing Type: Radial | ||||||
Part Number: MR74A-ZZ-ECO (5 Pcs)
Single Row Ball Bearings - 4x7x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing 30 units (150 pcs) Available Now | Further orders can be expected around Sat, Oct 11, 2025 Regular price
$7.77 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 5
|
||||||
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.0075
(Equiv. 0.157 in.) |
OD (D)
8.000
mm + 0.000 / - 0.0075 (Equiv. 0.315 in.) |
Width (B)
2.000
mm + 0.000 / - 0.125 (Equiv. 0.079 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial | ||||||
Part Number: MR84-MC3-AF12 (50 Pcs)
Single Row Ball Bearings - 4x8x2 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$268.59 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 50
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.0075 (Equiv. 0.157 in.) |
OD (D)
8.000
mm + 0.000 / - 0.0075 (Equiv. 0.315 in.) |
Width (B)
2.000
mm + 0.000 / - 0.125 (Equiv. 0.079 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial | ||||||
Part Number: MR84-MC3-AF12 (50 Pcs)
Single Row Ball Bearings - 4x8x2 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$268.59 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 50
|
||||||
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.007
(Equiv. 0.157 in.) |
OD (D)
8.000
mm + 0.000 / - 0.007 (Equiv. 0.315 in.) |
Width (B)
3.000
mm + 0.000 / - 0.120 (Equiv. 0.118 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZ Bearing Type: Radial | ||||||
Part Number: MR84A-ZZ-MC3-JP6 (50 Pcs)
Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$268.86 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 50
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.007 (Equiv. 0.157 in.) |
OD (D)
8.000
mm + 0.000 / - 0.007 (Equiv. 0.315 in.) |
Width (B)
3.000
mm + 0.000 / - 0.120 (Equiv. 0.118 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZ Bearing Type: Radial | ||||||
Part Number: MR84A-ZZ-MC3-JP6 (50 Pcs)
Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$268.86 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 50
|
||||||
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.0075
(Equiv. 0.157 in.) |
OD (D)
8.000
mm + 0.000 / - 0.0075 (Equiv. 0.315 in.) |
Width (B)
3.000
mm + 0.000 / - 0.125 (Equiv. 0.118 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial | ||||||
Part Number: MR84A-ZZ-MC3
Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing 253 Available Now | Further orders can be expected around Fri, Oct 17, 2025 Regular price
$4.32 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.0075 (Equiv. 0.157 in.) |
OD (D)
8.000
mm + 0.000 / - 0.0075 (Equiv. 0.315 in.) |
Width (B)
3.000
mm + 0.000 / - 0.125 (Equiv. 0.118 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial | ||||||
Part Number: MR84A-ZZ-MC3
Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing 253 Available Now | Further orders can be expected around Fri, Oct 17, 2025 Regular price
$4.32 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
8.000
mm (Equiv. 0.315 in.) |
Width (B)
3.000
mm (Equiv. 0.118 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: MR84A-ZZS-ECO (5 Pcs)
Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing 40 units (200 pcs) Available Now | Further orders can be expected around Sat, Oct 11, 2025 Regular price
$4.68 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 5
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
8.000
mm (Equiv. 0.315 in.) |
Width (B)
3.000
mm (Equiv. 0.118 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: MR84A-ZZS-ECO (5 Pcs)
Single Row Ball Bearings - 4x8x3 mm Unflanged - Chrome Steel SAE 52100 Bearing 40 units (200 pcs) Available Now | Further orders can be expected around Sat, Oct 11, 2025 Regular price
$4.68 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 5
|
||||||
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
8.000
mm (Equiv. 0.315 in.) |
Width (B)
5.000
mm (Equiv. 0.197 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: MR84D-ZZS-ECO
Single Row Ball Bearings - 4x8x5 mm Unflanged - Chrome Steel SAE 52100 Bearing 16 Available Now | Item Discontinued - Up to 16 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$8.00 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
8.000
mm (Equiv. 0.315 in.) |
Width (B)
5.000
mm (Equiv. 0.197 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: MR84D-ZZS-ECO
Single Row Ball Bearings - 4x8x5 mm Unflanged - Chrome Steel SAE 52100 Bearing 16 Available Now | Item Discontinued - Up to 16 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$8.00 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
9.000
mm (Equiv. 0.354 in.) |
Width (B)
2.500
mm (Equiv. 0.098 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: 684-ZZS-ECO
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing 19 Available Now | Further orders can be expected around Sat, Oct 11, 2025 Regular price
$2.14 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
9.000
mm (Equiv. 0.354 in.) |
Width (B)
2.500
mm (Equiv. 0.098 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: 684-ZZS-ECO
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing 19 Available Now | Further orders can be expected around Sat, Oct 11, 2025 Regular price
$2.14 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.0075
(Equiv. 0.157 in.) |
OD (D)
9.000
mm + 0.000 / - 0.0075 (Equiv. 0.354 in.) |
Width (B)
2.500
mm + 0.000 / - 0.125 (Equiv. 0.098 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial | ||||||
Part Number: 684-MC3-AF12
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing 1 Available Now | More stock due: 100 around Mon, Oct 06, 2025 | Further orders can be expected around Fri, Oct 17, 2025 Regular price
$4.41 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.0075 (Equiv. 0.157 in.) |
OD (D)
9.000
mm + 0.000 / - 0.0075 (Equiv. 0.354 in.) |
Width (B)
2.500
mm + 0.000 / - 0.125 (Equiv. 0.098 in.) |
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|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: Open Bearing Type: Radial | ||||||
Part Number: 684-MC3-AF12
Single Row Ball Bearings - 4x9x2.5 mm Unflanged - Chrome Steel SAE 52100 Bearing 1 Available Now | More stock due: 100 around Mon, Oct 06, 2025 | Further orders can be expected around Fri, Oct 17, 2025 Regular price
$4.41 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
9.000
mm (Equiv. 0.354 in.) |
Width (B)
3.000
mm (Equiv. 0.118 in.) |
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|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: 684D-ZZS-ECO
Single Row Ball Bearings - 4x9x3 mm Unflanged - Chrome Steel SAE 52100 Bearing Contact Us | Special Order Only - Please contact us if you need a large quantity |
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
9.000
mm (Equiv. 0.354 in.) |
Width (B)
3.000
mm (Equiv. 0.118 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: 684D-ZZS-ECO
Single Row Ball Bearings - 4x9x3 mm Unflanged - Chrome Steel SAE 52100 Bearing Contact Us | Special Order Only - Please contact us if you need a large quantity | Orders can be expected around Thu, Jun 08, 2028 |
||||||
ID (d)
4.000
mm + 0.000 / - 0.0075
(Equiv. 0.157 in.) |
OD (D)
9.000
mm + 0.000 / - 0.0075 (Equiv. 0.354 in.) |
Width (B)
3.500
mm + 0.000 / - 0.125 (Equiv. 0.138 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial | ||||||
Part Number: 684B-ZZ-MC3
Single Row Ball Bearings - 4x9x3.5 mm Unflanged - Chrome Steel SAE 52100 Bearing 270 Available Now | Further orders can be expected around Fri, Oct 17, 2025 Regular price
$5.86 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.0075 (Equiv. 0.157 in.) |
OD (D)
9.000
mm + 0.000 / - 0.0075 (Equiv. 0.354 in.) |
Width (B)
3.500
mm + 0.000 / - 0.125 (Equiv. 0.138 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial | ||||||
Part Number: 684B-ZZ-MC3
Single Row Ball Bearings - 4x9x3.5 mm Unflanged - Chrome Steel SAE 52100 Bearing 270 Available Now | Further orders can be expected around Fri, Oct 17, 2025 Regular price
$5.86 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
9.000
mm (Equiv. 0.354 in.) |
Width (B)
4.000
mm (Equiv. 0.157 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: 684A-ZZS-ECO (5 Pcs)
Single Row Ball Bearings - 4x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing 4 units (20 pcs) Available Now | Item Discontinued - Up to 4 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$3.49 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 5
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
9.000
mm (Equiv. 0.354 in.) |
Width (B)
4.000
mm (Equiv. 0.157 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: ZZS Bearing Type: Radial | ||||||
Part Number: 684A-ZZS-ECO (5 Pcs)
Single Row Ball Bearings - 4x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing 4 units (20 pcs) Available Now | Item Discontinued - Up to 4 may be ordered online. No backorders. Please contact us if you need a larger quantity Regular price
$3.49 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 5
|
||||||
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
9.000
mm (Equiv. 0.354 in.) |
Width (B)
4.000
mm (Equiv. 0.157 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial | ||||||
Part Number: 684A-2RS-ECO
Single Row Ball Bearings - 4x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 20, 2025 Regular price
$4.50 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
9.000
mm (Equiv. 0.354 in.) |
Width (B)
4.000
mm (Equiv. 0.157 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RS Bearing Type: Radial | ||||||
Part Number: 684A-2RS-ECO
Single Row Ball Bearings - 4x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Mon, Oct 20, 2025 Regular price
$4.50 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
9.000
mm (Equiv. 0.354 in.) |
Width (B)
4.000
mm (Equiv. 0.157 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RB Bearing Type: Radial | ||||||
Part Number: 684A-2RB-ECO
Single Row Ball Bearings - 4x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing 750 Available Now | Further orders can be expected around Sat, Oct 11, 2025 Regular price
$2.23 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
ID (d)
4.000
mm (Equiv. 0.157 in.) |
OD (D)
9.000
mm (Equiv. 0.354 in.) |
Width (B)
4.000
mm (Equiv. 0.157 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Economy Closure Type: 2RB Bearing Type: Radial | ||||||
Part Number: 684A-2RB-ECO
Single Row Ball Bearings - 4x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing 750 Available Now | Further orders can be expected around Sat, Oct 11, 2025 Regular price
$2.23 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Each
|
||||||
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.0075
(Equiv. 0.157 in.) |
OD (D)
9.000
mm + 0.000 / - 0.0075 (Equiv. 0.354 in.) |
Width (B)
4.000
mm + 0.000 / - 0.125 (Equiv. 0.157 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial | ||||||
Part Number: 684A-ZZ-MC3 (2 Pcs)
Single Row Ball Bearings - 4x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing 299 units (598 pcs) Available Now | Further orders can be expected around Fri, Oct 17, 2025 Regular price
$6.95 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 2
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.0075 (Equiv. 0.157 in.) |
OD (D)
9.000
mm + 0.000 / - 0.0075 (Equiv. 0.354 in.) |
Width (B)
4.000
mm + 0.000 / - 0.125 (Equiv. 0.157 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: Abec 1 Closure Type: ZZ Bearing Type: Radial | ||||||
Part Number: 684A-ZZ-MC3 (2 Pcs)
Single Row Ball Bearings - 4x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing 299 units (598 pcs) Available Now | Further orders can be expected around Fri, Oct 17, 2025 Regular price
$6.95 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 2
|
||||||
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.007
(Equiv. 0.157 in.) |
OD (D)
9.000
mm + 0.000 / - 0.007 (Equiv. 0.354 in.) |
Width (B)
4.000
mm + 0.000 / - 0.120 (Equiv. 0.157 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZ Bearing Type: Radial | ||||||
Part Number: 684A-ZZ-MC3-JP6 (100 Pcs)
Single Row Ball Bearings - 4x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$453.23 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 100
|
||||||
ID (d)
4.000
mm + 0.000 / - 0.007 (Equiv. 0.157 in.) |
OD (D)
9.000
mm + 0.000 / - 0.007 (Equiv. 0.354 in.) |
Width (B)
4.000
mm + 0.000 / - 0.120 (Equiv. 0.157 in.) |
![]() |
|||
Material: Chrome Steel SAE 52100 Precision Grade: P6 Closure Type: ZZ Bearing Type: Radial | ||||||
Part Number: 684A-ZZ-MC3-JP6 (100 Pcs)
Single Row Ball Bearings - 4x9x4 mm Unflanged - Chrome Steel SAE 52100 Bearing Out of Stock | Backorder Now | Orders can be expected around Fri, Oct 17, 2025 Regular price
$453.23 AUD
Regular price
Unit price
/
per
Excludes GST and overseas Taxes & Duties Per 100
|
||||||
|