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Martin
60JA12
Single Strand Sprocket; 60 Chain Size; 12 Teeth; Requires JA QD Bushing
Item #100804323
Alternate Products
US Tsubaki Inc.
60JA12
Single Strand Sprocket; 60 Chain Size; 12 Teeth; Requires JA QD Bushing
Item #101635817
- Single Strand Sprocket
- 60 Chain Size
- 12 Teeth
- Requires QD JA Bushing
- Without Hardened Teeth
features
- Tolerances meet or exceed ANSI standards
- Manufactured of high carbon steel
- Precise machining and processes ensure consistent finish and high quality
- Chain rows are parallel and precisely spaced to increase longevity of sprocket and chain
- Bores are concentric to pitch line, minimizing run out
- Interchangeable with other manufacturers’ QD bushings
| Caliper Diameter | 2.43 in |
| Screw Size | #10-24 UNC |
| Sprocket Style | B |
| Hub Dia. | 2.062 in |
| Chain Pitch | 0.750 in |
| Inch/Metric | Inch |
| Bushing Bore Size [Max] | 1.25 in |
| Length Through Bore | 0.56 in |
| No. of Teeth Rows Strands | 1 |
| O.D. | 3.249 in |
| Bushing Bore Size [Min] | 0.375 in |
| Bushing Bore [Max] | 1 1/4 in |
| No. of Teeth | 12 |
| Hub Length | 0.17 in |
| Overall Length | 5/8 in |
| Material Internal Use | Carbon Steel |
| Construction Internal | Solid |
| No. of Strands Across | 1 |
| Material | Steel |
| Tooth Width | 0.459 in |
| Bore Size [Max] | 1.25 in |
| Martin No. | 60JA12 |
| Chain Sprocket Number | 60 |
| Type | B |
| Single Strand Tooth Thickness | 0.459 in |
| Pitch Dia. | 2.898 in |
| Overall Length Less Threads | N/A |
| Bore Type | Bushed |
| Bore Size [Min] | 0.375 in |
| Chain No. | 60 |
| Material External Use | Steel |
| Bushing Bore [Min] | 0.375 in |
| Outside Dia. | 3.249 in |
| Hardened Teeth | Without Hardened Teeth |
| Hub Projection | 0.17 in |
| Bushing Type | QD |
| Pitch Diameter | 2.900 in |
| Chain Sprocket Pitch | 0.75 in |
| Outside Dia. [Min] | 3.2490 in |
| Width Across Teeth | 0.459 in |
| Bushing Series | JA |
| Hub O.D. | 2.062 in |
| Weight | 0.6 LB |
| EAN or UPC | 697950014821 |
