MARTIN SPROCKET E80R25 Sprocket, MST, 80 Chain, 25 Teeth, 7.979 Inch Pitch Dia., 8.516 Inch O.D., Steel
8.516"
Get it by Tuesday, Feb 24
€831.66 /unit
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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Type | Bushed |
| Bushing Part Number | R1 |
| Bushing Size | R1 |
| Chain Number | 80 |
| Chain Pitch | 1" |
| Construction | Solid |
| Construction Type | Solid |
| For Chain Number | 80 |
| For Chain Pitch | 1" |
| Hub Configuration | A |
| Individually Packaged | No |
| Keyway Size | 3/4" |
| Keyway Width | 3/4" |
| Length Through Bore | 2.857" |
| Material | Steel |
| Max. Bore Size | 3 3/4" |
| Min. Bore Size | 1 1/8" |
| Number Of Chain Rows | 3 |
| Number Of Teeth | 25 |
| Outside Dia. | 8.516" |
| Pitch | 1" |
| Pitch Dia. | 7.9787" |
| Product Datasheet | martin-sprocket-100a10.pdf |
| Single Strand Tooth Thickness | 0.557" |
| Storage Dimension Height | 1.98" |
| Storage Dimension Length | 8.516" |
| Storage Dimension Width | 8.516" |
Shipping Info:
| Ship weight (kg) | 9.86 |
| Ship height (cm) | 5.03 |
| Ship length (cm) | 21.64 |
| Ship width (cm) | 21.64 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Number Of Teeth | Pitch Dia. | Outside Dia. | Length Through Bore | Bushing Type | For Chain Number | For Chain Pitch | Bore Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
E80R30 | 30 | 9.5668" | 10.114" | 2.857" | MST R1 | 80 | 1" | Bushed | €990.33 | |
![]() |
E80S36 | 36 | 11.4737" | 12.03" | 3 5/16" | MST S1 | 80 | 1" | Bushed | €1,083.62 | |
![]() |
E80S42 | 42 | 13.3815" | 13.944" | 3 5/16" | MST S1 | 80 | 1" | Bushed | €1,306.71 | |
![]() |
E80S45 | 45 | 14.3356" | 14.901" | 3 5/16" | MST S1 | 80 | 1" | Bushed | €1,491.00 | |
![]() |
E80U52 | 52 | 16.5622" | 17.132" | 3 3/4" | MST U0 | 80 | 1" | Bushed | €1,362.93 | |
![]() |
E80U60 | 60 | 19.1073" | 19.681" | 3 3/4" | MST U0 | 80 | 1" | Bushed | €1,995.90 | |
![]() |
E80U68 | 68 | 21.6528" | 22.23" | 3 3/4" | MST U0 | 80 | 1" | Bushed | €2,358.62 |
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MARTIN SPROCKET E80R25 Sprocket, MST, 80 Chain, 25 Teeth, 7.979 Inch Pitch Dia., 8.516 Inch O.D., Steel
€831.66 /unit



