Collection: Gears - Spur - Standard - 12DP Steel

Gears -> Spur -> Standard -> 12DP Steel

There are 7 products in the sub-categories of Gears - Spur - Standard - 12DP Steel. Browse the Gears - Spur - Standard - 12DP Steel products table. To narrow down the selection, please choose a sub-category from the links below.

Category Details

Combined category including various types of spur gears.

Miniature Bearings Australia - MBA Minibearings

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A more concise listing may be found in the Gears - Spur - Standard - 12DP Steel category on the Small Parts & Bearings online store.
Number of Teeth Pitch Circle Diameter (PD) Bore (d) Outside Diameter (OD) Face Width (FW) Type Indicative
Image
Number of Teeth
12

Pitch Circle Diameter (PD)
25.400
mm

(Equiv. 1 in.)
Bore (d)
12.700
mm

(Equiv. 0.5 in.)
Outside Diameter (OD)
29.642
mm
Face Width (FW)
19.050
mm
Type
Hubbed
Spur Gears - 12 tooth - 25.4x12.7 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Material: Steel 0.20 carbon steel with no subsequent treatment    Hub Diameter (D1): 19.050 mm    Hub Projection (HL): 12.700 mm    Locking Method: None   
Category: Gears - Spur - Hubbed - 12DP Steel - 14.5 Deg PA
Part Number: G025B-012-V12-191-127-CG
Spur Gears - 12 tooth - 25.4x12.7 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
1 Available Now | Further orders can be expected around Wed, Sep 17, 2025
Regular price $94.41 AUD
Regular price $113.29 AUD Sale price $94.41 AUD
Each
Quantity Required

1 Available Now. Backorder if more than 1.
Number of Teeth Pitch Circle Diameter (PD) Bore (d) Outside Diameter (OD) Indicative
Image
Number of Teeth
12

Pitch Circle Diameter (PD)
25.400
mm

(Equiv. 1 in.)
Bore (d)
12.700
mm

(Equiv. 0.5 in.)
Outside Diameter (OD)
29.642
mm
Spur Gears - 12 tooth - 25.4x12.7 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Material: Steel 0.20 carbon steel with no subsequent treatment    Face Width (FW): 19.050 mm    Type: Hubbed    Hub Diameter (D1): 19.050 mm    Hub Projection (HL): 12.700 mm    Locking Method: None   
Category: Gears - Spur - Hubbed - 12DP Steel - 14.5 Deg PA
Part Number: G025B-012-V12-191-127-CG
Spur Gears - 12 tooth - 25.4x12.7 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
1 Available Now | Further orders can be expected around Wed, Sep 17, 2025
Regular price $94.41 AUD
Regular price $113.29 AUD Sale price $94.41 AUD
Each
Quantity Required

1 Available Now. Backorder if more than 1.
Number of Teeth
18

Pitch Circle Diameter (PD)
38.100
mm

(Equiv. 1.5 in.)
Bore (d)
15.875
mm

(Equiv. 0.625 in.)
Outside Diameter (OD)
42.342
mm
Face Width (FW)
19.050
mm
Type
Hubbed
Spur Gears - 18 tooth - 38.1x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Material: Steel 0.20 carbon steel with no subsequent treatment    Hub Diameter (D1): 29.210 mm    Hub Projection (HL): 12.700 mm    Locking Method: None   
Category: Gears - Spur - Hubbed - 12DP Steel - 14.5 Deg PA
Part Number: G038B-018-V12-191-159-CG
Spur Gears - 18 tooth - 38.1x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $162.50 AUD
Regular price $195.00 AUD Sale price $162.50 AUD
Each
Quantity Required

Backorder: Out of Stock.
Number of Teeth
18

Pitch Circle Diameter (PD)
38.100
mm

(Equiv. 1.5 in.)
Bore (d)
15.875
mm

(Equiv. 0.625 in.)
Outside Diameter (OD)
42.342
mm
Spur Gears - 18 tooth - 38.1x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Material: Steel 0.20 carbon steel with no subsequent treatment    Face Width (FW): 19.050 mm    Type: Hubbed    Hub Diameter (D1): 29.210 mm    Hub Projection (HL): 12.700 mm    Locking Method: None   
Category: Gears - Spur - Hubbed - 12DP Steel - 14.5 Deg PA
Part Number: G038B-018-V12-191-159-CG
Spur Gears - 18 tooth - 38.1x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $162.50 AUD
Regular price $195.00 AUD Sale price $162.50 AUD
Each
Quantity Required

Backorder: Out of Stock.
Number of Teeth
24

Pitch Circle Diameter (PD)
50.800
mm

(Equiv. 2 in.)
Bore (d)
15.875
mm

(Equiv. 0.625 in.)
Outside Diameter (OD)
55.042
mm
Face Width (FW)
19.050
mm
Type
Hubbed
Spur Gears - 24 tooth - 50.8x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Material: Steel 0.20 carbon steel with no subsequent treatment    Hub Diameter (D1): 41.910 mm    Hub Projection (HL): 12.700 mm    Locking Method: None   
Category: Gears - Spur - Hubbed - 12DP Steel - 14.5 Deg PA
Part Number: G051B-024-V12-191-159-CG
Spur Gears - 24 tooth - 50.8x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $228.05 AUD
Regular price $273.65 AUD Sale price $228.05 AUD
Each
Quantity Required

Backorder: Out of Stock.
Number of Teeth
24

Pitch Circle Diameter (PD)
50.800
mm

(Equiv. 2 in.)
Bore (d)
15.875
mm

(Equiv. 0.625 in.)
Outside Diameter (OD)
55.042
mm
Spur Gears - 24 tooth - 50.8x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Material: Steel 0.20 carbon steel with no subsequent treatment    Face Width (FW): 19.050 mm    Type: Hubbed    Hub Diameter (D1): 41.910 mm    Hub Projection (HL): 12.700 mm    Locking Method: None   
Category: Gears - Spur - Hubbed - 12DP Steel - 14.5 Deg PA
Part Number: G051B-024-V12-191-159-CG
Spur Gears - 24 tooth - 50.8x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $228.05 AUD
Regular price $273.65 AUD Sale price $228.05 AUD
Each
Quantity Required

Backorder: Out of Stock.
Number of Teeth
30

Pitch Circle Diameter (PD)
63.500
mm

(Equiv. 2.5 in.)
Bore (d)
15.875
mm

(Equiv. 0.625 in.)
Outside Diameter (OD)
67.742
mm
Face Width (FW)
19.050
mm
Type
Hubbed
Spur Gears - 30 tooth - 63.5x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Material: Steel 0.20 carbon steel with no subsequent treatment    Hub Diameter (D1): 54.610 mm    Hub Projection (HL): 15.748 mm    Locking Method: None   
Category: Gears - Spur - Hubbed - 12DP Steel - 14.5 Deg PA
Part Number: G064B-030-V12-191-159-CG
Spur Gears - 30 tooth - 63.5x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $263.41 AUD
Regular price $316.09 AUD Sale price $263.41 AUD
Each
Quantity Required

Backorder: Out of Stock.
Number of Teeth
30

Pitch Circle Diameter (PD)
63.500
mm

(Equiv. 2.5 in.)
Bore (d)
15.875
mm

(Equiv. 0.625 in.)
Outside Diameter (OD)
67.742
mm
Spur Gears - 30 tooth - 63.5x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Material: Steel 0.20 carbon steel with no subsequent treatment    Face Width (FW): 19.050 mm    Type: Hubbed    Hub Diameter (D1): 54.610 mm    Hub Projection (HL): 15.748 mm    Locking Method: None   
Category: Gears - Spur - Hubbed - 12DP Steel - 14.5 Deg PA
Part Number: G064B-030-V12-191-159-CG
Spur Gears - 30 tooth - 63.5x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $263.41 AUD
Regular price $316.09 AUD Sale price $263.41 AUD
Each
Quantity Required

Backorder: Out of Stock.
Number of Teeth
32

Pitch Circle Diameter (PD)
67.742
mm

(Equiv. 2.667 in.)
Bore (d)
15.875
mm

(Equiv. 0.625 in.)
Outside Diameter (OD)
71.984
mm
Face Width (FW)
19.050
mm
Type
Hubbed
Spur Gears - 32 tooth - 67.742x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Material: Steel 0.20 carbon steel with no subsequent treatment    Hub Diameter (D1): 48.768 mm    Hub Projection (HL): 15.748 mm    Locking Method: None   
Category: Gears - Spur - Hubbed - 12DP Steel - 14.5 Deg PA
Part Number: G068B-032-V12-191-159-CG
Spur Gears - 32 tooth - 67.742x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $291.77 AUD
Regular price $350.13 AUD Sale price $291.77 AUD
Each
Quantity Required

Backorder: Out of Stock.
Number of Teeth
32

Pitch Circle Diameter (PD)
67.742
mm

(Equiv. 2.667 in.)
Bore (d)
15.875
mm

(Equiv. 0.625 in.)
Outside Diameter (OD)
71.984
mm
Spur Gears - 32 tooth - 67.742x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Material: Steel 0.20 carbon steel with no subsequent treatment    Face Width (FW): 19.050 mm    Type: Hubbed    Hub Diameter (D1): 48.768 mm    Hub Projection (HL): 15.748 mm    Locking Method: None   
Category: Gears - Spur - Hubbed - 12DP Steel - 14.5 Deg PA
Part Number: G068B-032-V12-191-159-CG
Spur Gears - 32 tooth - 67.742x15.875 mm Hubbed - Steel 0.20 carbon steel with no subsequent treatment Gear
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $291.77 AUD
Regular price $350.13 AUD Sale price $291.77 AUD
Each
Quantity Required

Backorder: Out of Stock.
Number of Teeth
48

Pitch Circle Diameter (PD)
101.600
mm

(Equiv. 4 in.)
Bore (d)
19.050
mm

(Equiv. 0.75 in.)
Outside Diameter (OD)
105.842
mm
Face Width (FW)
19.050
mm
Type
Hubbed
Spur Gears - 48 tooth - 101.6x19.05 mm Hubbed - Cast Iron ASTM-CLASS 30 Gear
Material: Cast Iron ASTM-CLASS 30    Hub Diameter (D1): 44.450 mm    Hub Projection (HL): 19.050 mm    Locking Method: None   
Category: Gears - Spur - Hubbed - 12DP Steel - 14.5 Deg PA
Part Number: G102B-048-V12-191-191-CI-G
Spur Gears - 48 tooth - 101.6x19.05 mm Hubbed - Cast Iron ASTM-CLASS 30 Gear
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $385.50 AUD
Regular price $462.60 AUD Sale price $385.50 AUD
Each
Quantity Required

Backorder: Out of Stock.
Number of Teeth
48

Pitch Circle Diameter (PD)
101.600
mm

(Equiv. 4 in.)
Bore (d)
19.050
mm

(Equiv. 0.75 in.)
Outside Diameter (OD)
105.842
mm
Spur Gears - 48 tooth - 101.6x19.05 mm Hubbed - Cast Iron ASTM-CLASS 30 Gear
Material: Cast Iron ASTM-CLASS 30    Face Width (FW): 19.050 mm    Type: Hubbed    Hub Diameter (D1): 44.450 mm    Hub Projection (HL): 19.050 mm    Locking Method: None   
Category: Gears - Spur - Hubbed - 12DP Steel - 14.5 Deg PA
Part Number: G102B-048-V12-191-191-CI-G
Spur Gears - 48 tooth - 101.6x19.05 mm Hubbed - Cast Iron ASTM-CLASS 30 Gear
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $385.50 AUD
Regular price $462.60 AUD Sale price $385.50 AUD
Each
Quantity Required

Backorder: Out of Stock.
Number of Teeth
120

Pitch Circle Diameter (PD)
255.0
mm

(Equiv. 10.039 in.)
Bore (d)
25.4
mm

(Equiv. 1 in.)
Face Width (FW)
25.4
mm
Type
Hubbed
Spur Gears - 120 tooth - 255x25.4 mm Hubbed - Cast Iron ASTM-CLASS 30 Gear
Material: Cast Iron ASTM-CLASS 30    Hub Diameter (D1): 63.5 mm    Hub Projection (HL): 22.35 mm    Locking Method: None   
Category: Gears - Spur - Hubbed - 12DP Steel - 20 Deg PA
Part Number: G255B-120-D12-254-254-CI-G
Spur Gears - 120 tooth - 255x25.4 mm Hubbed - Cast Iron ASTM-CLASS 30 Gear
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $1,191.86 AUD
Regular price $1,430.24 AUD Sale price $1,191.86 AUD
Each
Quantity Required

Backorder: Out of Stock.
Number of Teeth
120

Pitch Circle Diameter (PD)
255.0
mm

(Equiv. 10.039 in.)
Bore (d)
25.4
mm

(Equiv. 1 in.)
Spur Gears - 120 tooth - 255x25.4 mm Hubbed - Cast Iron ASTM-CLASS 30 Gear
Material: Cast Iron ASTM-CLASS 30    Face Width (FW): 25.4 mm    Type: Hubbed    Hub Diameter (D1): 63.5 mm    Hub Projection (HL): 22.35 mm    Locking Method: None   
Category: Gears - Spur - Hubbed - 12DP Steel - 20 Deg PA
Part Number: G255B-120-D12-254-254-CI-G
Spur Gears - 120 tooth - 255x25.4 mm Hubbed - Cast Iron ASTM-CLASS 30 Gear
Out of Stock | Backorder Now | Orders can be expected around Wed, Sep 17, 2025
Regular price $1,191.86 AUD
Regular price $1,430.24 AUD Sale price $1,191.86 AUD
Each
Quantity Required

Backorder: Out of Stock.