| MRC | Name | Details |
|---|
| AATC | EXTENDED WASHER DIAMETER | 0.420 INCHES NOMINAL |
| AAWX | CONCENTRIC HOLE DEPTH | 0.560 INCHES NOMINAL |
| AAXC | CONCENTRIC HOLE DIAMETER | 0.062 INCHES MINIMUM AND 0.064 INCHES MAXIMUM |
| ABHP | OVERALL LENGTH | 0.990 INCHES NOMINAL |
| ACMR | SECOND END THREAD CLASS | 3A |
| ACMS | SECOND END THREAD DIRECTION | RIGHT-HAND |
| ASDB | WIDTH ACROSS FLATS | 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM |
| BBDF | WRENCHING FEATURE STYLE | EXTENDED WASHER |
| BBKL | FIRST DIAMETER FROM WRENCHING FEATURE | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| BBKM | SECOND DIAMETER FROM WRENCHING FEATURE | 0.160 INCHES NOMINAL |
| BBKN | THIRD DIAMETER FROM WRENCHING FEATURE | 0.247 INCHES MINIMUM AND 0.248 INCHES MAXIMUM |
| BBKR | LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF FIRST DIAMETER | 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM |
| BBKS | LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF SECOND DIAMETER | 0.710 INCHES NOMINAL |
| BBKT | LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO END OF THIRD DIAMETER | 0.810 INCHES NOMINAL |
| BBKY | FIRST RADIAL FLUID HOLE DIAMETER | 0.022 INCHES MINIMUM AND 0.027 INCHES MAXIMUM |
| BBKZ | SECOND RADIAL FLUID HOLE DIAMETER | 0.022 INCHES MINIMUM AND 0.027 INCHES MAXIMUM |
| BBLB | DISTANCE FROM FIRST RADIAL HOLE CENTER TO END OF BOLT | 0.510 INCHES NOMINAL |
| BBLC | DISTANCE FROM SECOND RADIAL HOLE CENTER TO END OF BOLT | 0.450 INCHES NOMINAL |
| BBLD | LENGTH FROM BEARING SURFACE OF WRENCHING FEATURE TO BOLT END | 0.810 INCHES NOMINAL |
| BBLF | WRENCHING FEATURE HEIGHT | 0.180 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 18.0 ROCKWELL C MINIMUM AND 26.0 ROCKWELL C MAXIMUM |
| CRMX | SECOND END THREAD QUANTITY PER INCH | 24 |
| CRNB | SECOND END NOMINAL THREAD SIZE | 0.3125 INCHES |
| CRPF | SECOND END THREAD SERIES DESIGNATOR | UNF |
| MATT | III MATERIAL | STEEL CORROSION RESISTING |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5613 ASSN STD SINGLE MATERIAL RESPONSE |