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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Dia. | 1/2" to 2" |
| Bore Type | Bushed |
| Bushing Part Number | 2012 |
| Bushing Type | TB 2012 |
| Chain Number | 50 |
| Chain Pitch | 5/8" |
| Chain Size | #50 |
| Construction | Solid |
| Construction Type | Solid |
| For Chain Number | 50 |
| For Chain Pitch | 5/8" |
| Hardened Teeth | 1 |
| Hub Configuration | A |
| Hub Dia. | 3.484" |
| Individually Packaged | Yes |
| Length Through Bore | 1.656" |
| Material | Steel |
| Max. Bore Size | 2" |
| Min. Bore Size | 1/2" |
| No. Of Chain Rows | 2 |
| No. Of Teeth | 21 |
| Outside Dia. | 4.522" |
| Pitch | 5/8" |
| Pitch Dia. | 4.1934" |
| Single Strand Tooth Thickness | 0.343" |
| Storage Dimension Height | 1 13/16" |
| Storage Dimension Length | 4 3/4" |
| Storage Dimension Width | 4 3/4" |
| Type | Type A Double Single Strand Bushed |
Shipping Info:
| Ship weight (kg) | 1.1 |
| Ship height (cm) | 4.6 |
| Ship length (cm) | 11.48 |
| Ship width (cm) | 11.48 |
| Country of Origin | US |
Product Variants
| Product | Model | Pitch Dia. | No. Of Teeth | Length Through Bore | Hub Dia. | Bore Dia. | Chain Size | Storage Dimension Length | Storage Dimension Width | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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DS50ATB17H | 3.401" | 17 | 1 21/32" | 2 11/16" | 1/2" to 1 5/8" | 50 | 3 15/16" | 3 15/16" | €250.22 | |
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DS50ATB19H | 3.7972" | 19 | 1.656" | 3.0781" | 1/2" to 1 5/8" | #50 | 4 3/16" | 4 3/16" | €275.19 | |
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DS50ATB24H | 4.788" | 24 | 1 21/32" | 4 5/64" | 1/2" to 2" | 50 | 5 3/16" | 5 3/16" | €297.12 | |
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DS50ATB16H | 3.204" | 16 | 1 21/32" | 2 12/25" | 1/2" to 1 1/4" | 50 | 3.517" | 3.517" | €231.68 | |
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DS50ATB20H | 3.9953" | 20 | 1 21/32" | 3.284" | 1/2" to 1 5/8" | #50 | 4.321" | 4.321" | €277.55 | |
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DS50ATB18H | 3.599" | 18 | 1 21/32" | 2 57/64" | 1/2" to 1 5/8" | 50 | 4 1/16" | 4 1/16" | €265.99 | |
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DS50ATB23H | 4.59" | 23 | 1.656" | 3.8906" | 1/2" to 2" | #50 | 5 3/16" | 5 3/16" | €287.53 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
MARTIN SPROCKET DS50ATB21H Sprocket, Taper, 50 Chain, 21 Teeth, 4.193 Inch Pitch Dia., 4.522 Inch O.D., Steel
€281.38 /unit







