MRC | Criteria | Characteristic |
---|
AAJD | THREAD CLASS | 3A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.675 INCHES MINIMUM AND 0.690 INCHES MAXIMUM |
AASB | FASTENER LENGTH | 3.900 INCHES NOMINAL |
AASK | HEAD STYLE | DEE |
AASL | HEAD DIAMETER | 1.490 INCHES MINIMUM AND 1.510 INCHES MAXIMUM |
AASU | HEAD HEIGHT | 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM |
AASY | DISTANCE FROM CENTERLINE TO FLAT | 0.605 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
AAVH | SHOULDER DIAMETER | 0.8740 INCHES MINIMUM AND 0.8745 INCHES MAXIMUM |
AAVK | SHOULDER LENGTH | 3.170 INCHES MINIMUM AND 3.175 INCHES MAXIMUM |
AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.030 INCHES MINIMUM FIRST HOLE AND 0.040 INCHES MAXIMUM FIRST HOLE |
AAWX | CONCENTRIC HOLE DEPTH | 2.990 INCHES MINIMUM AND 3.010 INCHES MAXIMUM |
AAXC | CONCENTRIC HOLE DIAMETER | 0.540 INCHES MINIMUM AND 0.560 INCHES MAXIMUM |
AHYM | NOMINAL THREAD DIAMETER | 0.500 INCHES |
CMLP | THREAD QUANTITY PER INCH | 20 |
CQBC | MINIMUM TENSILE STRENGTH | 240000 POUNDS PER SQUARE INCH |
CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.785 INCHES MINIMUM FIRST HOLE AND 3.805 INCHES MAXIMUM FIRST HOLE |
MATT | MATERIAL | STEEL OVERALL |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | JH 153,FSCM 81205 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
SFTT | SURFACE TREATMENT | CADMIUM GRIP OR CHROMIUM GRIP OR CHROMATE ZINC GRIP |
SFTT | SURFACE TREATMENT | CADMIUM HEAD OR CHROMIUM HEAD OR CHROMATE ZINC HEAD |
SFTT | SURFACE TREATMENT | CADMIUM THREADS OR CHROMIUM THREADS OR CHROMATE ZINC THREADS |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | JH115,FSCM 77272 MFR REF 1ST TREATMENT RESPONSE GRIP OR QQ-C-320,CLASS 2 FED SPEC 2ND TREATMENT RESPONSE GRIP |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | JH115,FSCM 77272 MFR REF 1ST TREATMENT RESPONSE HEAD OR QQ-C-320,CLASS 2 FED SPEC 2ND TREATMENT RESPONSE HEAD |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | JH115,FSCM 77272 MFR REF 1ST TREATMENT RESPONSE THREADS OR QQ-C-320,CLASS 2 FED SPEC 2ND TREATMENT RESPONSE THREADS |
STYL | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED |
THSD | THREAD SERIES DESIGNATOR | UNF |