- 10028712 / NS8500-25T_40MM_S_PA
| Bore Shape | Square |
| Sprocket Construction | Molded Split Sprocket |
| Material | PA |
| Pitch Dia. | 6.039 in, 153.41 mm |
| Bore Dia. | 40 mm |
| Chain Number | NS8500 Sprockets |
| Series | Thermoplastic |
| Body Style | Block |
| Volume | 2.409 CDM |
| No. of Teeth | 25 |
| Bore Type | Shaft-Ready |
| Weight | 0.78 LB |
| EAN or UPC | 793699262278 |

