MRC | Criteria | Characteristic |
---|---|---|
AAJD | THREAD CLASS | 2A |
AAJF | THREAD DIRECTION | RIGHT-HAND |
AASA | THREAD LENGTH | 0.500 INCHES MAXIMUM |
AASB | FASTENER LENGTH | 0.500 INCHES NOMINAL |
AASK | HEAD STYLE | SQUARE |
AASU | HEAD HEIGHT | 0.234 INCHES NOMINAL |
AATB | WIDTH BETWEEN FLATS | 0.312 INCHES NOMINAL |
ABQJ | POINT STYLE | CUP |
ABQZ | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
AHYM | NOMINAL THREAD DIAMETER | 0.312 INCHES |
CBBL | FEATURES PROVIDED | CASEHARDENED |
CMLP | THREAD QUANTITY PER INCH | 18 |
CQFM | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM OVERALL AND 37.0 ROCKWELL C MAXIMUM OVERALL |
MATT | MATERIAL | STEEL COMP 1010 OVERALL OR STEEL COMP 1020 OVERALL |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
THSD | THREAD SERIES DESIGNATOR | UNC |
ZZZT | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 4 STYLE |
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