MRC | Criteria | Characteristic |
---|
AAJD | THREAD CLASS | 3A" |
AAJF | THREAD DIRECTION | RIGHT-HAND" |
AASA | THREAD LENGTH | 0.375 INCHES NOMINAL" |
AASB | FASTENER LENGTH | 0.675 INCHES NOMINAL" |
AASK | HEAD STYLE | HEXAGON" |
AASU | HEAD HEIGHT | 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM" |
AATB | WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM" |
AATN | SHOULDER DIAMETER | 0.373 INCHES MINIMUM FIRST SHOULDER AND 0.374 INCHES MAXIMUM FIRST SHOULDER" |
AATX | SHOULDER LENGTH | 0.290 INCHES MINIMUM FIRST SHOULDER AND 0.310 INCHES MAXIMUM FIRST SHOULDER" |
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" |
CMLP | THREAD QUANTITY PER INCH | 24" |
CQBC | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH" |
CQFM | HARDNESS RATING | 46.0 ROCKWELL C MINIMUM OVERALL AND 50.0 ROCKWELL C MAXIMUM OVERALL" |
CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.160 INCHES NOMINAL FIRST HOLE" |
CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER" |
MATT | MATERIAL | STEEL OVERALL" |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL" |
SFTT | SURFACE TREATMENT | CADMIUM THREADS" |
SFTT | SURFACE TREATMENT | CHROMIUM GRIP" |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS 672 ASSN STD SINGLE TREATMENT RESPONSE GRIP" |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-C-320 CL 2 FED SPEC SINGLE TREATMENT RESPONSE THREADS" |
THSD | THREAD SERIES DESIGNATOR | UNJF" |
AAJD | THREAD CLASS | 3A" |
AAJF | THREAD DIRECTION | RIGHT-HAND" |
AASA | THREAD LENGTH | 0.375 INCHES NOMINAL" |
AASB | FASTENER LENGTH | 0.675 INCHES NOMINAL" |
AASK | HEAD STYLE | HEXAGON" |
AASU | HEAD HEIGHT | 0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM" |
AATB | WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM" |
AATN | SHOULDER DIAMETER | 0.373 INCHES MINIMUM FIRST SHOULDER AND 0.374 INCHES MAXIMUM FIRST SHOULDER" |
AATX | SHOULDER LENGTH | 0.290 INCHES MINIMUM FIRST SHOULDER AND 0.310 INCHES MAXIMUM FIRST SHOULDER" |
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" |
CMLP | THREAD QUANTITY PER INCH | 24" |
CQBC | MINIMUM TENSILE STRENGTH | 220000 POUNDS PER SQUARE INCH" |
CQFM | HARDNESS RATING | 46.0 ROCKWELL C MINIMUM OVERALL AND 50.0 ROCKWELL C MAXIMUM OVERALL" |
CRZS | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.160 INCHES NOMINAL FIRST HOLE" |
CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER" |
MATT | MATERIAL | STEEL OVERALL" |
MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL" |
SFTT | SURFACE TREATMENT | CADMIUM THREADS" |
SFTT | SURFACE TREATMENT | CHROMIUM GRIP" |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | NAS 672 ASSN STD SINGLE TREATMENT RESPONSE GRIP" |
STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-C-320 CL 2 FED SPEC SINGLE TREATMENT RESPONSE THREADS" |
THSD | THREAD SERIES DESIGNATOR | UNJF" |