| AASA |
THREAD LENGTH |
0.910 INCHES NOMINAL |
| AASU |
HEAD HEIGHT |
0.500 INCHES NOMINAL |
| AASB |
FASTENER LENGTH |
2.250 INCHES NOMINAL |
| MATT |
MATERIAL |
STEEL COMP 4130 OVERALL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
180000 POUNDS PER SQUARE INCH |
| SFTT |
SURFACE TREATMENT |
OXIDE OVERALL |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| AATB |
WIDTH BETWEEN FLATS |
0.500 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AATN |
SHOULDER DIAMETER |
0.2537 INCHES MINIMUM FIRST SHOULDER AND 0.2543 INCHES MAXIMUM FIRST SHOULDER |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AAJD |
THREAD CLASS |
2A |
| HUES |
COLOR |
BLACK OVERALL |
| AASK |
HEAD STYLE |
HEXAGON |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AATX |
SHOULDER LENGTH |
0.840 INCHES MINIMUM FIRST SHOULDER AND 1.240 INCHES MAXIMUM FIRST SHOULDER |