| HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM39.0 ROCKWELL C MAXIMUM |
| HOLE DIAMETER | 0.881 INCHES MINIMUM AND 0.881 INCHES MINIMUM AND 0.891 INCHES MAXIMUM0.891 INCHES MAXIMUM |
| INTERNAL PREBENT KEY WIDTH | 0.148 INCHES NOMINAL0.148 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALLMIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.060 INCHES NOMINAL0.060 INCHES NOMINAL |
| MATERIAL | STEEL COMP 4130 OVERALLSTEEL COMP 4130 OVERALL |
| OUTSIDE DIAMETER | 1.310 INCHES MINIMUM AND 1.310 INCHES MINIMUM AND 1.330 INCHES MAXIMUM1.330 INCHES MAXIMUM |
| SPECIAL FEATURES | 4 EQUALLY SPACED RADIAL PROJECTIONS ON FACIAL SURFACE,WITH 0.047 IN. RADII,KEY NOT PRE-BENT4 EQUALLY SPACED RADIAL PROJECTIONS ON FACIAL SURFACE,WITH 0.047 IN. RADII,KEY NOT PRE-BENT |
| STYLE DESIGNATOR | INTERNAL PREBENT KEYINTERNAL PREBENT KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALLQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CADMIUM AND CHROMATE OVERALLCHROMATE OVERALL |
| WIRE HOLE DIAMETER | 0.062 INCHES NOMINAL0.062 INCHES NOMINAL |