| MRC |
Requirement Statement |
Characteristics |
| AASA |
THREAD LENGTH |
1.000 INCHES NOMINAL |
| AAJD |
THREAD CLASS |
2A |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE J429 GR2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SR-1 |
SPEC/STD CONTROLLING DATA |
|
| CMLP |
THREAD QUANTITY PER INCH |
16 |
| AHYM |
NOMINAL THREAD DIAMETER |
0.375 INCHES |
| AATB |
WIDTH BETWEEN FLATS |
0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| SR-1 |
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE |
FF-S-85 |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
ASTM B633 ASSN STD 1ST TREATMENT RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL OVERALL |
| ZZZK |
SPECIFICATION/STANDARD DATA |
81348-FF-S-85 GOVERNMENT SPECIFICATION |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| CQFM |
HARDNESS RATING |
80.0 ROCKWELL C MINIMUM AND 100.0 ROCKWELL C MAXIMUM OVERALL |
| SFTT |
SURFACE TREATMENT |
ZINC AND CHROMATE OVERALL |
| SR-1 |
MANUFACTURERS CODE |
81348 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
HEXAGON |
| AASB |
FASTENER LENGTH |
4.500 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM |
| CQBC |
MINIMUM TENSILE STRENGTH |
74000 POUNDS PER SQUARE INCH |
