MRC | Criteria | Characteristic |
---|
AAJD | THREAD CLASS | 3A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.438 INCHES NOMINAL |
AASB | FASTENER LENGTH | 1.423 INCHES MINIMUM AND 1.453 INCHES MAXIMUM |
AASK | HEAD STYLE | DISHED HEXAGON |
AASU | HEAD HEIGHT | 0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM |
AATB | WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
AAUR | GRIP DIAMETER | 0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM |
AAWB | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE |
AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
ANEE | GRIP LENGTH | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM |
CMLP | THREAD QUANTITY PER INCH | 24 |
CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
CQFM | HARDNESS RATING | 36.0 ROCKWELL C MINIMUM OVERALL AND 40.0 ROCKWELL C MAXIMUM OVERALL |
CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.251 INCHES MINIMUM FIRST HOLE AND 1.261 INCHES MAXIMUM FIRST HOLE |
CSYM | SURFACE FINISH | 125.0 MICROINCHES SIDES OF HEAD |
CSYM | SURFACE FINISH | 125.0 MICROINCHES TOP OF HEAD |
CSYM | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
CSYM | SURFACE FINISH | 32.0 MICROINCHES GRIP |
CSYM | SURFACE FINISH | 32.0 MICROINCHES THREADS |
MATT | MATERIAL | STEEL COMP E4340 OVERALL OR STEEL COMP 8740 OVERALL |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNJF |
ZZZK | SPECIFICATION/STANDARD DATA | 80205-NAS6205 PROFESSIONAL/INDUSTRIAL ASSOCIATION SPECIFICATION |