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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Type | Bushed |
| Bushing Part Number | JA |
| Bushing Size | JA |
| Chain Number | 35 |
| Chain Pitch | 3/8" |
| Construction | Solid |
| Construction Type | Solid |
| For Chain Number | 35 |
| For Chain Pitch | 3/8" |
| Hub Configuration | B |
| Hub Diameter | 2" |
| Hub Outside Dia. | 2" |
| Individually Packaged | Yes |
| Length Through Bore | 5/8" |
| Length Thru Bore | 14/25" |
| Material | Steel |
| Max. Bore Size | 1 1/4" |
| Min. Bore Size | 3/8" |
| No. Of Teeth | 21 |
| Number Of Chain Rows | 1 |
| Number Of Teeth | 21 |
| Outside Dia. | 2.713" |
| Pitch | 3/8" |
| Pitch Dia. | 2.5161" |
| Product Datasheet | martin-sprocket-100a10.pdf |
| Single Strand Tooth Thickness | 0.168" |
| Storage Dimension Height | 3/4" |
| Storage Dimension Length | 3 3/16" |
| Storage Dimension Width | 3 3/16" |
Shipping Info:
| Ship weight (kg) | 0.15 |
| Ship height (cm) | 1.6 |
| Ship length (cm) | 6.88 |
| Ship width (cm) | 6.88 |
| 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
35JA19 | 19 | 2.2783" | 2.472" | 1 1/16" | Type JA QD | 35 | 3/8" | Bushed | €57.72 | |
![]() |
35JA20 | 20 | 2.3972" | 2.593" | 1 1/4" | QD JA | 35 | 3/8" | Bushed | €60.51 | |
![]() |
35JA22 | 22 | 2.635" | 2.833" | 1 1/16" | Type JA QD | 35 | 3/8" | Bushed | €67.29 | |
![]() |
35JA23 | 23 | 2.754" | 2.953" | 1 1/4" | QD JA | 35 | 3/8" | Bushed | €80.88 | |
![]() |
35JA24 | 24 | 2.873" | 3.073" | 1 1/4" | QD JA | 35 | 3/8" | Bushed | €82.44 | |
![]() |
35JA25 | 25 | 2.992" | 3.193" | 1 1/4" | QD JA | 35 | 3/8" | Bushed | €86.43 | |
![]() |
35JA26 | 26 | 3.1111" | 3.313" | 1 1/16" | Type JA QD | 35 | 3/8" | Bushed | €89.82 |
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MARTIN SPROCKET 35JA21 Sprocket, QD, 35 Chain, 21 Teeth, 2.516 Inch Pitch Dia., 2.713 Inch O.D., Steel
€63.29 /unit







