| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
2.560 INCHES NOMINAL |
| CQFM |
HARDNESS RATING |
32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| AASL |
HEAD DIAMETER |
0.240 INCHES NOMINAL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATT |
MATERIAL |
STEEL COMP 8637 OR STEEL COMP 8640 OVERALL |
| CQBC |
MINIMUM TENSILE STRENGTH |
12700 POUNDS PER SQUARE INCH |
| AHYM |
NOMINAL THREAD DIAMETER |
0.375 INCHES |
| AATN |
SHOULDER DIAMETER |
0.381 INCHES MINIMUM AND 0.382 INCHES MAXIMUM OVERALL |
| AATN |
SHOULDER DIAMETER |
0.384 INCHES MINIMUM AND 0.389 INCHES MAXIMUM FIRST SHOULDER |
| AATX |
SHOULDER LENGTH |
0.760 INCHES NOMINAL SECOND SHOULDER |
| AATX |
SHOULDER LENGTH |
0.160 INCHES MINIMUM AND 0.240 INCHES MAXIMUM FIRST SHOULDER |
| CWYB |
SHOULDER SHAPE |
ROUND SECOND SHOULDER |
| CWYB |
SHOULDER SHAPE |
RIBBED FIRST SHOULDER |
| FEAT |
SPECIAL FEATURES |
UNTHREADED PORTION BELOW HEAD 0.180 INCH LONG. SHANK BELOW SECOND SHOULDER 0.340 INCH MIN,0.350 INCH MAX DIA 0.480 INCH LONG |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.940 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
