| MRC |
Requirement Statement |
Characteristics |
| CQFM |
HARDNESS RATING |
39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| CRHC |
HOLE CONFIGURATION STYLE |
HEXAGON LONGITUDINAL HOLE |
| AATD |
EXTENDED WASHER THICKNESS |
0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM |
| CQBC |
MINIMUM TENSILE STRENGTH |
180000 POUNDS PER SQUARE INCH |
| AAUB |
HOLE DIAMETER |
0.055 INCHES NOMINAL |
| AASB |
FASTENER LENGTH |
0.619 INCHES MINIMUM AND 0.649 INCHES MAXIMUM |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AHYM |
NOMINAL THREAD DIAMETER |
0.312 INCHES |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| ANEE |
GRIP LENGTH |
0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 OVERALL |
| AATB |
WIDTH BETWEEN FLATS |
0.368 INCHES MINIMUM AND 0.377 INCHES MAXIMUM |
| AATC |
EXTENDED WASHER DIAMETER |
0.521 INCHES MINIMUM AND 0.531 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| ZZZK |
SPECIFICATION/STANDARD DATA |
80205-NAS625 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AASA |
THREAD LENGTH |
0.547 INCHES MINIMUM AND 0.597 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
NAS 672 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| AASU |
HEAD HEIGHT |
0.328 INCHES MINIMUM AND 0.348 INCHES MAXIMUM |
| ASXK |
HOLE QUANTITY |
4 |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON W/HOLE |
| BQDM |
HOLE TYPE |
DRILLED |
| AAUR |
GRIP DIAMETER |
0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM |
