| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
2.920 INCHES MINIMUM AND 3.000 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
33.0 ROCKWELL C MINIMUM OVERALL AND 39.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
DISHED HEXAGON |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE J429 GR 8 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR ASTM A354 GR BD ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL OVERALL OR STEEL UNS K04100 OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.500 INCHES |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AATB |
WIDTH BETWEEN FLATS |
0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
ZINC OVERALL OR CADMIUM OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
1.250 INCHES MINIMUM AND 1.440 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
