EXTERNAL PREBENT KEY ANGLE | 30.0 DEGREES NOMINAL |
EXTERNAL PREBENT KEY LENGTH | 0.251 INCHES NOMINAL |
EXTERNAL PREBENT KEY WIDTH | 0.247 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
HEAT TREATMENT | QUENCHED AND TEMPERED |
HOLE DIAMETER | 1.755 INCHES MINIMUM AND 1.765 INCHES MAXIMUM |
OUTSIDE DIAMETER | 2.625 INCHES NOMINAL |
MATERIAL THICKNESS | 0.423 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
MATERIAL | STEEL COMP 4130 OR STEEL COMP 5130 OR STEEL COMP 8630 OVERALL |
SPECIAL FEATURES | TWO EXTERNAL KEYS PREBENT INWARD INSTEAD OF OUTWARD AND CHAMFER 0.060 IN. BY 45 DEG ONEEDGE |
STYLE DESIGNATOR | KEY |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232,TY M,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
SURFACE TREATMENT | PHOSPHATE OVERALL |