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Product Specifications:
| Item | Spur Gear |
| Age Group | Adult |
| Bore Dia. | 5/8" |
| Color | Silver |
| Diametral Pitch | 12 |
| Face Width | 3/4" |
| Function | Transmitting Motion And Power Between Parallel Shafts, Minimizes Backlash To Perform Smooth And Quiet Operation, Close Concentricity Between Bore, Pitch Diameter And Outside Diameter Facilitates Reboring Modifications |
| Gender | Unisex |
| Hub Design | Hub Without Set Screw |
| Hub Dia. | 1.31" |
| Hub Diameter | 1.32" |
| Hub Projection | 0.5" |
| Hub Projection (in.) | 0.50 |
| Keyway | No |
| Material | Steel |
| Number Of Teeth | 20 |
| Outside Dia. | 1.834" |
| Overall Length | 1 1/4" |
| Pitch | 12 |
| Pitch Dia. | 1.667" |
| Pitch Diameter | 1.67" |
| Pressure Angle | 14.5° |
| Pressure Angle (deg.) | 14 1/2 |
| Setscrew | Not Included |
| Standards | Agma |
| System Of Measurement | Inch |
Shipping Info:
| Ship weight (kg) | 0.32 |
| Ship height (cm) | 8.64 |
| Ship length (cm) | 3.18 |
| Ship width (cm) | 11.18 |
| HS code | 8483905000 |
| Country of Origin | US |
Product Variants
| Product | Model | Diametral Pitch | Bore Dia. | Pitch Dia. | Hub Dia. | Hub Projection | Number Of Teeth | Outside Dia. | Overall Length | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
ND12 B | 12 | 1/2" | 1" | 3/4" | 0.5" | 12 | - | 1 1/4" | €75.97 | |
![]() |
ND18 B | 12 | 5/8" | 1 1/2" | 1.14" | 0.5" | 18 | 1.667" | 1 1/4" | €95.72 | |
![]() |
ND24 B | 12 | 5/8" | 2" | 1 16/25" | 0.5" | 24 | 2.167" | 1 1/4" | €135.69 | |
![]() |
ND30 | 12 | 5/8" | 2 1/2" | 2.14" | 0.63" | 30 | 2.667" | 1.38" | €141.41 | |
![]() |
ND32A | 12 | 5/8" | 2.667" | 1 23/25" | 0.63" | 32 | 2.834" | 1.38" | €163.79 | |
![]() |
ND11B | 12" | 1/2" | 1" | 3/4" | 1/2" | - | - | 1 1/4" | €67.84 | |
![]() |
ND13 B | - | - | - | - | - | - | - | - | €59.74 | RFQ
|
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BOSTON GEAR ND20 B Gear Spur 12 Pitch
€102.46 /unit


