| MRC |
Requirement Statement |
Characteristics |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
2.695 INCHES NOMINAL ALL HOLES |
| AASB |
FASTENER LENGTH |
2.861 INCHES MINIMUM AND 2.891 INCHES MAXIMUM |
| AAUR |
GRIP DIAMETER |
0.3070 INCHES MINIMUM AND 0.3075 INCHES MAXIMUM |
| ANEE |
GRIP LENGTH |
2.397 INCHES MINIMUM AND 2.417 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE AND AMS6415 ASSN STD 2ND MATERIAL RESPONSE AND MIL-S-5000 MIL SPEC 3RD MATERIAL RESPONSE AND MIL-S-6049 MIL SPEC 4TH MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP E4340 OR STEEL COMP 8740 OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.3125 INCHES |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM ALL HOLES |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AATB |
WIDTH BETWEEN FLATS |
0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-C-320, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE THREADS |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| SFTT |
SURFACE TREATMENT |
CHROMIUM THREADS |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.469 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
