Martin 140S48 Type 6 Single Strand Welded Bushed Roller Chain Sprocket With Lightening Hole, 1.875 to 4.188 in Dia Bore, 27-3/4 in OD, #140 Chain, 48 Teeth, 1-3/4 in Pitch, Steel
Martin split taper sprocket is another style of bushed sprocket. The split taper bushing, when installed, offers a wide range of bore sizes.
Martin Roller Chain Sprocket, Type 6 Single Strand Welded Bushed, 1.875 to 4.188 in Bore, 27-3/4 in OD, #140 Chain, 48 Teeth, 1-3/4 in Pitch, 26.7571 in Pitch Diameter, 6-1/2 in Diameter Hub, 3/4 in Keyway, 5-11/16 in Length Through Bore, MST® S2 Bushing, Steel
| Bushing Type | : | MST® S2 |
| Bore Diameter | : | 1.875 to 4.188 in |
| Outside Diameter | : | 27-3/4 in |
| Chain Size | : | #140 |
| Number of Teeth | : | 48 |
| Pitch | : | 1-3/4 in |
| Material | : | Steel |
| Keyway Size | : | 3/4 in |
| Hub Diameter | : | 6-1/2 in |
| Type | : | Type 6 Single Strand Welded Bushed |
| Pitch Diameter | : | 26.7571 in |
| Length Through Bore | : | 5-11/16 in |
VIDEO LINK
https://www.youtube.com/watch?v=fSomOMNB_-Q