| DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY | 1.182 INCHES NOMINAL |
| EXTERNAL PREBENT KEY LENGTH | 0.540 INCHES NOMINAL |
| EXTERNAL PREBENT KEY WIDTH | 1.550 INCHES NOMINAL |
| HOLE DIAMETER | 1.147 INCHES MINIMUM AND 1.160 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 2.140 INCHES NOMINAL |
| OVERALL DISTANCE INCLUDING KEYS | 3.280 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18729,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.180 INCHES NOMINAL |
| MATERIAL | STEEL COMP 4130 OVERALL |
| SPECIAL FEATURES | GROOVE 0.250 INCH DEEP,1.36 INCH LONG ON THE END OF THE EXTERNAL KEY |
| STYLE DESIGNATOR | KEY |