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Product Specifications:
| Item | Roller Chain Sprocket |
| Bore Type | Bushed |
| Bushing Part Number | SF |
| Bushing Size | SF |
| Chain Number | 120 |
| Chain Pitch | 1 1/2" |
| Construction | Solid |
| Construction Type | Solid |
| For Chain Number | 120 |
| For Chain Pitch | 1 1/2" |
| Hub Configuration | B |
| Hub Diameter | 4 3/8" |
| Hub Outside Dia. | 4 3/4" |
| Individually Packaged | No |
| Length Through Bore | 2 1/16" |
| Length Thru Bore | 1 1/4" |
| Material | Steel |
| Max. Bore Size | 2 15/16" |
| Min. Bore Size | 1/2" |
| No. Of Teeth | 12 |
| Number Of Chain Rows | 1 |
| Number Of Teeth | 12 |
| Outside Dia. | 6.498" |
| Pitch | 1 1/2" |
| Pitch Dia. | 5.7956" |
| Pitch Diameter | 5.796" |
| Single Strand Tooth Thickness | 0.924" |
| Storage Dimension Height | 1 1/4" |
| Storage Dimension Length | 6.498" |
| Storage Dimension Width | 6.498" |
Shipping Info:
| Ship weight (kg) | 2.12 |
| Ship height (cm) | 5.23 |
| Ship length (cm) | 16.51 |
| Ship width (cm) | 16.51 |
| Country of Origin | US |
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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
120SF13 | 13 | 6.2679" | 6.986" | 2 1/16" | Type SF QD | 120 | 1 1/2" | Bushed | €395.38 | |
![]() |
120SF14 | 14 | 6.7409" | 7.472" | 2 1/4" | Type SF QD | 120 | 1 1/2" | Bushed | €435.08 | |
![]() |
120SF15 | 15 | 7.2146" | 7.957" | 2 1/16" | Type SF QD | 120 | 1 1/2" | Bushed | €483.64 | |
![]() |
120E16 | - | - | - | - | - | - | - | - | €488.09 | |
![]() |
120E17 | - | - | - | - | - | - | - | - | €529.75 | |
![]() |
120E18 | - | - | - | - | - | - | - | - | €461.00 | |
![]() |
120E19 | - | - | - | - | - | - | - | - | €496.28 |
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MARTIN SPROCKET 120SF12 Sprocket, 120 Chain, 12 Teeth, 5.796 Inch Pitch Dia., 6.498 Inch O.D., Steel
€346.28 /unit



