| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
4.125 INCHES NOMINAL |
| CQFM |
HARDNESS RATING |
30.0 ROCKWELL C MINIMUM OVERALL AND 35.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.312 INCHES NOMINAL |
| AASK |
HEAD STYLE |
HEXAGON |
| MATT |
MATERIAL |
STEEL COMP 1340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8640 OVERALL OR STEEL COMP 8740 OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
1.000 INCHES |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AISI ASSN STD ALL MATERIAL RESPONSES OVERALL OR SAE ASSN STD ALL MATERIAL RESPONSES OVERALL OR 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| AAVQ |
RIB LENGTH |
1.000 INCHES NOMINAL |
| AAVP |
RIB MAJOR DIAMETER |
1.130 INCHES MINIMUM AND 1.135 INCHES MAXIMUM |
| AATN |
SHOULDER DIAMETER |
1.123 INCHES MINIMUM FIRST SHOULDER AND 1.124 INCHES MAXIMUM FIRST SHOULDER |
| AATX |
SHOULDER LENGTH |
1.812 INCHES NOMINAL FIRST SHOULDER |
| CWYB |
SHOULDER SHAPE |
RIBBED FIRST SHOULDER |
| FEAT |
SPECIAL FEATURES |
TAPPED HOLE IN.HEAD 5/8-18 UNF-2A BY 1.062 IN. LG |
| THSD |
THREAD SERIES DESIGNATOR |
UNS |
| AATB |
WIDTH BETWEEN FLATS |
1.500 INCHES NOMINAL |
| SFTT |
SURFACE TREATMENT |
ZINC OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
1.000 INCHES MINIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
14 |
