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Product Specifications:
| Item | Spur Gear |
| Bore Dia. | 1" |
| Diametral Pitch | 8" |
| Face Width | 1 1/4" |
| Hub Dia. | 2 1/2" |
| Hub Projection | 1" |
| Keyway Size | No Keyway Or Set Screw |
| Material | Cast Iron |
| No. Of Teeth | 42 |
| Output Dia. | 5 1/2" |
| Overall Length | 2 1/4" |
| Pitch Dia. | 5 1/4" |
| Pressure Angle | 14.5° |
| Product Datasheet | boston-gear-g101.pdf |
| Type | Web |
Shipping Info:
| Ship weight (kg) | 2.7 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 5.72 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Diametral Pitch | Pitch Dia. | Hub Dia. | Bore Dia. | Hub Projection | Material | Type | Overall Length | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
NH14 B | 8 | 1 3/4" | 1.3" | 3/4" | 0.75" | Steel | - | 2" | €155.86 | |
![]() |
NH36 | 8" | 4 1/2" | 2 1/2" | - | 1" | Cast Iron | Web | 2 1/4" | €378.40 | |
![]() |
NH40 | 8" | 5" | 2 1/2" | 1" | 1" | Cast Iron | Web | 2 1/4" | €406.33 | |
![]() |
NH44 | 8" | 5 1/2" | 2 1/2" | 1" | 1" | Cast Iron | Web | 2 1/4" | €455.80 | |
![]() |
NH48 | 8" | 6" | 2 1/2" | 1" | 1" | Cast Iron | Web | 2 1/4" | €537.68 | |
![]() |
NH54 | 8 | 6 3/4" | 2 1/2" | 1" | - | Cast Iron | C | - | €537.24 | |
![]() |
NH56 | 8 | 7" | 2 1/2" | 1" | - | Cast Iron | D | - | €539.33 |
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BOSTON GEAR NH42 Spur Gear, 8 Diametral Pitch, 14 1/2 Deg. Pressure Angle, 42 Teeth, Cast Iron
€411.86 /unit







