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Product Specifications:
| Item | Spur Gear |
| Bore Size | 1.13" |
| Diametral Pitch | 4 |
| Face Width | 2" |
| Hub Dia. | 2.27" |
| Keyway | No Kwy Or Setscrew |
| Material | Steel |
| Max. Torque | 1228 lbs.-in. @ 1200 RPM |
| No. Of Teeth | 12 |
| Outside Dia. | 3 1/2" |
| Pitch Dia. | 3" |
| Pressure Angle | 14.5° |
| Product Datasheet | boston-gear-g101.pdf |
| Setscrew Other | No Setscrew |
| Torque | 1228 lbs.-in. @1200 RPM |
Shipping Info:
| Ship weight (kg) | 1.85 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Pitch Dia. | No. Of Teeth | Hub Dia. | Diametral Pitch | Torque | Max. Torque | Material | Pressure Angle | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
NL14B | 3.5" | 14 | 2.77" | 4 | 1736 lbs.-in. @ 900 RPM | 1736 lbs.-in. @ 900 RPM | Steel | 14.5° | €403.80 | |
![]() |
NL15B | 3 3/4" | 15 | 3.02" | 4" | - | - | Steel | 14.5° | €431.00 | |
![]() |
NL16B | 4" | 16 | 3.27" | 4" | - | - | Steel | 14.5° | €453.57 | |
![]() |
NL18B | 4.5" | 18 | 3.77" | 4 | 2790 lbs.-in. @ 600 RPM | 2790 lbs.-in. @ 600 RPM | Steel | 14.5° | €540.22 | |
![]() |
NL20B | 5" | 20 | 4.27" | 4 | 3060 lbs.-in. @ 600 RPM | 3060 lbs.-in. @ 600 RPM | Steel | 14.5° | €521.21 | |
![]() |
NL22B | 5.5" | 22 | 4.77" | 4 | 3291 lbs.-in. @ 600 RPM | 3291 lbs.-in. @ 600 RPM | Steel | 14.5° | €598.33 |
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BOSTON GEAR NL12B Spur Gear, 4 Diametral Pitch, 14 1/2 Deg. Pressure Angle, 12 Teeth, Steel
€373.16 /unit






