| MRC | Criteria | Characteristic |
|---|
| AAWX | CONCENTRIC HOLE DEPTH | 0.670 INCHES MINIMUM AND 0.690 INCHES MAXIMUM |
| AAXC | CONCENTRIC HOLE DIAMETER | 0.212 INCHES MINIMUM AND 0.218 INCHES MAXIMUM |
| ABHP | OVERALL LENGTH | 0.995 INCHES MINIMUM AND 1.035 INCHES MAXIMUM |
| ACLK | FIRST END THREAD CLASS | 3A |
| ACLL | FIRST END THREAD DIRECTION | RIGHT-HAND |
| ACLT | SECOND END STYLE DESIGNATOR | FLARED |
| ADDV | COTTER PIN HOLE DIAMETER | 0.061 INCHES MINIMUM AND 0.066 INCHES MAXIMUM |
| ASDB | WIDTH ACROSS FLATS | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM |
| ATKZ | FIRST END THREAD LENGTH | 0.195 INCHES MINIMUM AND 0.240 INCHES MAXIMUM |
| BBDF | WRENCHING FEATURE STYLE | HEXAGON |
| BBKK | DISTANCE FROM BOLT END TO HOLE CENTER | 0.075 INCHES MINIMUM AND 0.115 INCHES MAXIMUM |
| BBKL | FIRST DIAMETER FROM WRENCHING FEATURE | 0.758 INCHES MINIMUM AND 0.760 INCHES MAXIMUM |
| BBKR | LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF FIRST DIAMETER | 0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| BBKY | FIRST RADIAL FLUID HOLE DIAMETER | 0.155 INCHES MINIMUM AND 0.161 INCHES MAXIMUM |
| BBKZ | SECOND RADIAL FLUID HOLE DIAMETER | 0.155 INCHES MINIMUM AND 0.161 INCHES MAXIMUM |
| BBLB | DISTANCE FROM FIRST RADIAL HOLE CENTER TO END OF BOLT | 0.570 INCHES MINIMUM AND 0.610 INCHES MAXIMUM |
| BBLC | DISTANCE FROM SECOND RADIAL HOLE CENTER TO END OF BOLT | 0.570 INCHES MINIMUM AND 0.610 INCHES MAXIMUM |
| BBLD | LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO BOLT END | 0.820 INCHES MINIMUM AND 0.840 INCHES MAXIMUM |
| BBLF | WRENCHING FEATURE HEIGHT | 0.175 INCHES MINIMUM AND 0.195 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| CQKK | FIRST END THREAD QUANTITY PER INCH | 16 |
| CQMM | FIRST END THREAD SERIES DESIGNATOR | UNF |
| CQYM | FIRST END NOMINAL THREAD SIZE | 0.750 INCHES |
| CRCN | SECOND END SEAT ANGLE | 60.0 DEGREES NOMINAL |
| FEAT | SPECIAL FEATURES | CADMIUM-PLATED QQ-P-416,TYPE 1,CLASS 3 ON GROOVE SURFACE 0.250 IN. MIN,0.285 IN. MAX FROM HEAD END |
| MATT | III MATERIAL | STEEL COMP 4340 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE |
| SFTT | SURFACE TREATMENT | PHOSPHATE |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-P-16232,TYPE M,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE |
