Martin 40B9 Stock Bore Type B Single Pitch Roller Chain Sprocket, 1/2 in Dia Bore, 1.674 in OD, #40 Chain, 9 Teeth, 1/2 in Pitch, Steel
B style sprockets are flat sprockets with a hub extension on one side. These plain bore sprockets can easily be bored to a metric or standard size to fit your application. Keyways, set screws and hardened teeth are quick alterations that can be made.
Martin Single Pitch Roller Chain Sprocket, Stock Bore Type B, 1/2 in Bore Dia, 1.674 in Outside Dia, #40 Chain, 9 Teeth, 1/2 in Pitch, 1.462 in, 1-1/8 in Hub Dia, 7/8 in Length Through Bore, Steel
| Bore Diameter | : | 1/2 in |
| Chain Size | : | #40 |
| Hub Diameter | : | 1-1/8 in |
| Length Through Bore | : | 7/8 in |
| Material | : | Steel |
| Number of Teeth | : | 9 |
| Outside Diameter | : | 1.674 in |
| Pitch Diameter | : | 1.462 in |
| Pitch | : | 1/2 in |
| Type | : | Stock Bore Type B |