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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Dia. | 1 1/8" to 3 3/4" |
| Bore Type | Bushed |
| Bushing Part Number | R1 |
| Bushing Size | R1 |
| Bushing Type | Type R1 Split Taper |
| Chain Number | 80 |
| Chain Pitch | 1" |
| Chain Size | 80 |
| Construction | Solid |
| Construction Type | Solid |
| For Chain Number | 80 |
| For Chain Pitch | 1" |
| Hardened Teeth | 1 |
| Hub Configuration | B |
| Hub Dia. | 5.284" |
| Hub Outside Dia. | 5.268" |
| Individually Packaged | No |
| Key Way Size | 3/4" |
| Length Through Bore | 2 7/8" |
| Length Thru Bore | 2" |
| Material | Steel |
| Max. Bore Size | 3 3/4" |
| Min. Bore Size | 1 1/8" |
| No. Of Chain Rows | 2 |
| No. Of Teeth | 20 |
| Outside Dia. | 6.914" |
| Pitch | 1" |
| Pitch Dia. | 6.3925" , 6.393" |
| Single Strand Tooth Thickness | 0.557" |
| Storage Dimension Height | 2" |
| Storage Dimension Length | 6.914" |
| Storage Dimension Width | 6.914" |
| Type | MST R1 Bushed Solid Type 12 |
Shipping Info:
| Ship weight (kg) | 3.59 |
| Ship height (cm) | 7.32 |
| Ship length (cm) | 17.55 |
| Ship width (cm) | 17.55 |
| Country of Origin | US |
Product Variants
| Product | Model | Pitch Dia. | No. Of Teeth | Length Through Bore | Bore Dia. | Chain Size | Storage Dimension Length | Storage Dimension Width | Storage Dimension Height | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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D80R26 | 8.2962" | 26 | 2" | 1 1/8" to 3 3/4" | #80 | 8.836" | 8.836" | 2" | €518.42 | |
![]() |
D80R27 | 8.6138" | 27 | 2" | 1 1/8" to 3 3/4" | #80 | 9.156" | 9.156" | 2" | €531.29 | |
![]() |
D80R36 | 11.474" | 36 | 2 7/8" | 1 1/8" to 3 3/4" | 80 | 12.03" | 12.03" | 2" | €889.09 | |
![]() |
D80R42 | 13.3815" | 42 | 2" | 1 1/8" to 3 3/4" | #80 | 13.944" | 13.944" | 2" | €980.76 | |
![]() |
D80R45 | 14.3356" | 45 | 2" | 1 1/8" to 3 3/4" | #80 | 14.901" | 14.901" | 2" | €1,084.77 | |
![]() |
D80R48 | 15.2898" | 48 | 4" | 1 3/8" to 3 3/8" | #80 | 15.857" | 15.857" | 4" | €1,142.96 | |
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D80R54 | 17.1984" | 54 | 4" | 1 3/8" to 3 3/8" | #80 | 17.769" | 17.769" | 4" | €1,537.18 |
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Contact us
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MARTIN SPROCKET D80R20H Sprocket, MST, 80 Chain, 20 Teeth, 6.393 Inch Pitch Dia., 6.914 Inch O.D., Steel
€513.05 /unit




