MRC | Criteria | Characteristic |
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AAJD | THREAD CLASS | 3A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.833 INCHES MINIMUM AND 0.869 INCHES MAXIMUM |
AASB | FASTENER LENGTH | 4.099 INCHES MINIMUM AND 4.119 INCHES MAXIMUM |
AASK | HEAD STYLE | CROWNED HEXAGON |
AASU | HEAD HEIGHT | 0.313 INCHES MINIMUM AND 0.328 INCHES MAXIMUM |
AATB | WIDTH BETWEEN FLATS | 0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM |
AAUR | GRIP DIAMETER | 0.6232 INCHES MINIMUM AND 0.6241 INCHES MAXIMUM |
AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.141 INCHES MINIMUM FIRST HOLE AND 0.151 INCHES MAXIMUM FIRST HOLE |
AHYM | NOMINAL THREAD DIAMETER | 0.625 INCHES |
ANEE | GRIP LENGTH | 3.250 INCHES MINIMUM AND 3.266 INCHES MAXIMUM |
CMLP | THREAD QUANTITY PER INCH | 18 |
CQBC | MINIMUM TENSILE STRENGTH | 95000 POUNDS PER SQUARE INCH |
CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 41.0 ROCKWELL C MAXIMUM OVERALL |
CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 3.974 INCHES MINIMUM FIRST HOLE AND 4.004 INCHES MAXIMUM FIRST HOLE |
CSYM | SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
CSYM | SURFACE FINISH | 63.0 MICROINCHES GRIP |
FEAT | SPECIAL FEATURES | WITH RETAINING RING ON SHANK |
MATT | MATERIAL | STEEL COMP E4340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 4130 OVERALL OR STEEL COMP 6150 OVERALL |
SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNJF |