| MRC |
Requirement Statement |
Characteristics |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AATN |
SHOULDER DIAMETER |
0.368 INCHES MINIMUM AND 0.371 INCHES MAXIMUM FIRST SHOULDER |
| AASB |
FASTENER LENGTH |
0.577 INCHES MINIMUM AND 0.581 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
101.0 ROCKWELL C MINIMUM AND 108.0 ROCKWELL C MAXIMUM OVERALL |
| AATB |
WIDTH BETWEEN FLATS |
0.500 INCHES NOMINAL |
| AATX |
SHOULDER LENGTH |
0.202 INCHES MINIMUM AND 0.206 INCHES MAXIMUM FIRST SHOULDER |
| AASU |
HEAD HEIGHT |
0.137 INCHES MINIMUM AND 0.141 INCHES MAXIMUM |
| SFTT |
SURFACE TREATMENT |
CHROMATE OVERALL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| AAJD |
THREAD CLASS |
3A |
| MATT |
MATERIAL |
STEEL OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
HEXAGON |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| AASA |
THREAD LENGTH |
0.375 INCHES MINIMUM |
