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BOSTON GEAR ND21B-5/8 Spur Gear, 12 Diametral Pitch, 14 1/2 Deg. Pressure Angle, 21 Teeth, Steel
Item: AK3BYKModel: ND21B-5/8
7 In Stock
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€139.41 /unit
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Product Specifications:
| Item | Spur Gear |
| Bore Dia. | 5/8" |
| Bore Type | Bored To Size |
| Diametral Pitch | 12 |
| Face Width | 3/4" |
| Hardened Teeth | Without Hardened Teeth |
| Hub Dia. | 1.39" |
| Keyway | With Keyway |
| Length Through Bore | 1 1/4" |
| Material | Steel |
| Maximum Rated Torque | 133 N-m @ 1800 RPM |
| No. Of Teeth | 21 |
| Outer Dia. | 1.92" |
| Pitch Dia. | 1 3/4" |
| Pressure Angle | 14.5° |
| Product Datasheet | boston-gear-g101.pdf |
| Set Screw | Yes |
| Set Screw Size | 0.625 |
| Torque At 1200 Rpm | 164 lbs.-in. |
| Torque At 1800 Rpm | 133 lbs.-in. |
| Torque At 200 Rpm | 274 lbs.-in. |
| Torque At 300 Rpm | 257 lbs.-in. |
| Torque At 600 Rpm | 216 lbs.-in. |
| Torque At 900 Rpm | 187 lbs.-in. |
| Type | A |
Shipping Info:
| Ship weight (kg) | 0.29 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
| Country of Origin | US |
Documentation:
Product Variants
| 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 | |
| ND20 B | 12 | 5/8" | 1.667" | 1.31" | 0.5" | 20 | 1.834" | 1 1/4" | €102.46 | |
| 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 |
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BOSTON GEAR ND21B-5/8 Spur Gear, 12 Diametral Pitch, 14 1/2 Deg. Pressure Angle, 21 Teeth, Steel
€139.41 /unit