Martin SH 1 3/8 3/8K QD Bushing, 1-3/8 in Dia Bore, 1.871 in Dia Barrel, 2-11/16 in Dia Flange, 1-1/4 in OAL, Cast Iron
Martin QD Bushing, 1-3/8 in Bore Dia, 1.871 in Barrel Dia, 4-3/4 in Hub Dia, 2-1/4 in Bolt Circle, 2-11/16 in Flange Dia, 7/16 in Flange Thickness, 3 Bolt Holes, 1/4-20 x 1-3/8 in Screw, 3500 in-lb, 1-1/4 in Overall Length, 3/16 x 3/8 in Keyway, Cast Iron
| Barrel Diameter | : | 1.871 in |
| Bolt Circle Diameter | : | 2-1/4 in |
| Bore Diameter | : | 1-3/8 in |
| Flange Diameter | : | 2-11/16 in |
| Flange Thickness | : | 7/16 in |
| Hub Diameter | : | 4-3/4 in |
| Keyway Size | : | 3/16 x 3/8 in |
| Material | : | Cast Iron |
| Number of Bolt Holes | : | 3 |
| Overall Length | : | 1-1/4 in |
| Screw Size | : | 1/4-20 x 1-3/8 in |
| Torque Rating | : | 3500 in-lb |