Martin 40A39 Type A Single Strand Solid Reboreable Roller Chain Sprocket, 0.59375 to 5.664 in Dia Bore, 6.494 in OD, #40 Chain, 39 Teeth, 1/2 in Pitch, Steel
A Plates are flat sprockets with no hub extension on either side. They can be altered for your application with bolt holes, custom bores, hardened teeth or special hubs welded to them.
Martin Roller Chain Sprocket, Type A Single Strand Solid Reboreable, 0.59375 to 5.664 in Bore, 6.494 in OD, #40 Chain, 39 Teeth, 1/2 in Pitch, 6.2138 in Pitch Diameter, 0.284 in Length Through Bore, Steel
| Bore Diameter | : | 0.59375 to 5.664 in |
| Outside Diameter | : | 6.494 in |
| Chain Size | : | #40 |
| Number of Teeth | : | 39 |
| Pitch | : | 1/2 in |
| Material | : | Steel |
| Type | : | Type A Single Strand Solid Reboreable |
| Pitch Diameter | : | 6.2138 in |
| Length Through Bore | : | 0.284 in |
VIDEO LINK
https://www.youtube.com/watch?v=fSomOMNB_-Q