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Product Specifications:
| Item | Spur Gear |
| Bore Size | 3/8" |
| Bore Type | Bored To Size |
| Diametral Pitch | 16 |
| Hardened Teeth | Without Hardened Teeth |
| Hub Dia. | 0.56" |
| Keyway | With Setscrew |
| Length Through Bore | 1 1/4" |
| Material | Steel |
| No. Of Teeth | 12 |
| Outside Dia. | 7/8" |
| Pitch Dia. | 3/4" |
| Pressure Angle | 20° |
| Set Screw | Yes |
| Set Screw Size | 0.375 |
| Torque @ 1200 Rpm | 61.8 lbs.-in. |
| Torque @ 1800 Rpm | 54.2 lbs.-in. |
| Torque @ 200 Rpm | 80.9 lbs.-in. |
| Torque @ 300 Rpm | 78.4 lbs.-in. |
| Torque @ 600 Rpm | 72 lbs.-in. |
| Torque @ 900 Rpm | 66.5 lbs.-in. |
| Type | A |
Shipping Info:
| Ship weight (kg) | 0.04 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Product Variants
| Product | Model | Pitch Dia. | Pressure Angle | No. Of Teeth | Hub Dia. | Diametral Pitch | Type | Bore Dia. | Hub Projection | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
YB1834 | 1 1/8" | 20 | 18 | 0.94" | 16 | - | 3/4" | 0.5" | €156.55 | |
![]() |
YB20-5/8 | 1 1/4" | 20° | 20 | 1.05" | 16 | A | - | - | €93.54 | |
![]() |
YB16-1/2 | 1" | 20° | 16 | 0.81" | 16 | A | - | - | €75.42 | |
![]() |
YB12 | 3/4" | 20° | 12 | 14/25" | 16" | Plain | 3/8" | 1/2" | €59.70 | |
![]() |
YB14 | 7/8" | 20° | 14 | 0.69" | 16" | Plain | 3/8" | 1/2" | €72.30 | |
![]() |
YB15 | 0.938" | 20° | 15 | 3/4" | 16" | Plain | 3/8" | 1/2" | €65.07 | |
![]() |
YB16 | 1" | 20° | 16 | 0.81" | 16" | Plain | 1/2" | 1/2" | €63.69 |
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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 YB12-3/8 External Tooth Spur Gear
€70.19 /unit







