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Product Specifications:
| Item | Spur Gear |
| Bore Dia. | 1" |
| Bore Type | Minimum Plain Bore |
| Diametral Pitch | 10 |
| Face Width | 1 1/4" |
| Hardened Teeth | Without Hardened Teeth |
| Hub Dia. | 2 1/2" |
| Keyway | No Kwy, Setscrew |
| Keyway Size | No Keyway Or Set Screw |
| Length Through Bore | 2 1/4" |
| Material | Cast Iron |
| Maximum Rated Torque | 711 N-m @ 600 RPM |
| Maximum Torque Rating | 711 lbs.-in. @ 600 RPM |
| No. Of Teeth | 55 |
| Origin | Reborable |
| Outer Dia. | 5.7" |
| Pitch Dia. | 5 1/2" |
| Pressure Angle | 20° |
| Product Datasheet | boston-gear-g101.pdf |
| Set Screw | No |
| Style | Hub |
| Torque At 200 Rpm | 1173 lbs.-in. |
| Torque At 300 Rpm | 1009 lbs.-in. |
| Torque At 600 Rpm | 711 lbs.-in. |
| Torque At 900 Rpm | 549 lbs.-in. |
Shipping Info:
| Ship weight (kg) | 2.88 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Diametral Pitch | Bore Dia. | Pitch Dia. | Hub Dia. | Hub Projection | Type | Overall Length | Pressure Angle | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
YF60 | 10" | 1" | 6" | 2 1/2" | 1" | Web | 2 1/4" | 20° | €503.63 | |
![]() |
YF70 | 10 | 1" | 7" | 2 1/2" | - | D | - | 20° | €529.32 | |
![]() |
YF80 | 10 | 1" | 8" | 2 1/2" | - | D | - | 20° | €547.57 | |
![]() |
YF90 | 10 | 1" | 9" | 2 1/2" | - | D | - | 20° | €588.95 | |
![]() |
YF120 | 10" | 1 1/8" | 12" | 3" | 1 3/25" | Spoke | 2.37" | 20° | €654.43 | |
![]() |
YF140 | 10 | 1 1/8" | 14" | 3" | - | D | - | 20° | €919.58 | |
![]() |
YF160 | 10 | 1 1/8" | 16" | 3" | - | D | - | 20° | €1,086.37 |
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Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
BOSTON GEAR YF55 Spur Gear, 10 Diametral Pitch, 20 Deg. Pressure Angle, 55 Teeth, Cast Iron
€482.85 /unit







