Bore Diameter3/4 to 1-3/8 inDiametral Pitch12Face Width3/4 inHub Diameter2-1/2 inHub TypeType BMaterialSteelNumber of Teeth48Overall Length1-1/2 inPitch Diameter4 inPressure Angle14.5 degTypeRough Bore
| Bore Diameter | 3/4 to 1-3/8 in |
| Diametral Pitch | 12 |
| Face Width | 3/4 in |
| Hub Diameter | 2-1/2 in |
| Hub Type | Type B |
| Material | Steel |
| Number of Teeth | 48 |
| Overall Length | 1-1/2 in |
| Pitch Diameter | 4 in |
| Pressure Angle | 14.5 deg |
| Type | Rough Bore |