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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Dia. | 1 7/16" |
| Bore Size | 1 7/16" |
| Bore Type | Finished Bore |
| Chain Number | 80 |
| Chain Pitch | 1" |
| Chain Size | #80 |
| Construction | Solid With Recess Groove |
| Construction Type | Solid With Recess Groove |
| Finished Bore Size | 1 7/16" |
| For Chain Number | 80 |
| For Chain Pitch | 1" |
| Hub Configuration | B |
| Hub Dia. | 2.813" |
| Hub Outside Dia. | 2 13/16" |
| Hub Recessed For Chain | 1 |
| Individually Packaged | Yes |
| Key Way Size | 3/8" x 3/16" |
| Length Through Bore | 1 5/8" |
| Length Thru Bore | 1 5/8" |
| Material | Steel |
| No. Of Chain Rows | 1 |
| No. Of Teeth | 11 |
| Outside Dia. | 4.006" |
| Pitch | 1" |
| Pitch Dia. | 3.5495" , 3.55" |
| Screw Size | 3/8"-16 x 3/8" |
| Set Screw Location | (1) Over Keyway And (1) At 90° |
| Set Screw Size | 3/8"-16 |
| Set Screw Thread Type | Coarse |
| Single Strand Tooth Thickness | 0.575" |
| Storage Dimension Height | 1 14/25" |
| Storage Dimension Length | 4 3/4" |
| Storage Dimension Width | 4 3/4" |
| Type | Bored to Size Type BS |
Shipping Info:
| Ship weight (kg) | 0.99 |
| Ship height (cm) | 4.14 |
| Ship length (cm) | 10.19 |
| Ship width (cm) | 10.19 |
| Country of Origin | US |
Product Variants
| Product | Model | Bore Dia. | Pitch Dia. | Outside Dia. | Hub Dia. | Length Through Bore | Set Screw Size | Set Screw Location | Bore Size | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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80BS9 1 | 1" | 2.9238" | 3.347" | 2 1/4" | 1 5/8" | 5/16"-18 | (1) Over Keyway And (1) At 90° | 1" | €73.18 | |
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80BS9 1 1/8 | 1 1/8" | 2.9238" | 3.347" | 2 1/4" | 1 5/8" | 5/16"-18 | (1) Over Keyway And (1) At 90° | 1 1/8" | €73.18 | |
![]() |
80BS9 1 3/16 | 1 1/2" | 2.9238" | 3.347" | 2 1/4" | 1 5/8" | 5/16"-18 | (1) Over Keyway And (1) At 90° | 1 3/16" | €73.18 | |
![]() |
80BS10 1 | 1" | 3.236" | 3.678" | 2.563" | 1 5/8" | 5/16"-18 | (1) Over Keyway And (1) At 90° | 1" | €80.59 | |
![]() |
80BS10 1 1/8 | 1 1/8" | 3.236" | 3.678" | 2.563" | 1 5/8" | 5/16"-18 | (1) Over Keyway And (1) At 90° | 1 1/8" | €80.59 | |
![]() |
80BS9 1 1/4 | 1 1/4" | 2.9238" | 3.347" | 2 1/4" | 1 5/8" | 5/16"-18 | (1) Over Keyway And (1) At 90° | 1 1/4" | €73.18 | |
![]() |
80BS10 1 3/16 | 1 3/16" | 3.236" | 3.678" | 2.563" | 1 5/8" | 5/16"-18 | (1) Over Keyway And (1) At 90° | - | €80.59 |
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MARTIN SPROCKET 80BS11 1 7/16 Roller Chain Sprocket, Bore To Size, 1.438 Inch Bore, 4.006 Inch Outside Dia. Steel
€89.87 /unit



