| EXTERNAL PREBENT KEY LENGTH | 0.160 INCHES MINIMUM AND 0.240 INCHES MAXIMUM |
| EXTERNAL PREBENT KEY WIDTH | 0.220 INCHES MINIMUM AND 0.280 INCHES MAXIMUM |
| HOLE DIAMETER | 0.620 INCHES MINIMUM AND 0.640 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 0.940 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 1.300 INCHES MINIMUM AND 1.360 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS6350 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 4130 OR STEEL OVERALL |
| MINIMUM TENSILE STRENGTH | 90000 POUNDS PER SQUARE INCH |