MRC |
Requirement Statement |
Characteristics |
AAVR |
DISTANCE FROM LARGEST DIAMETER OF BEARING SURFACE OF HEAD TO RIBS |
0.060 INCHES MINIMUM AND 0.120 INCHES MAXIMUM |
AASB |
FASTENER LENGTH |
4.250 INCHES NOMINAL |
CBBL |
FEATURES PROVIDED |
CASEHARDENED |
CQFM |
HARDNESS RATING |
32.0 ROCKWELL C MINIMUM OVERALL AND 38.0 ROCKWELL C MAXIMUM OVERALL |
AASU |
HEAD HEIGHT |
0.310 INCHES NOMINAL |
AASL |
HEAD DIAMETER |
1.310 INCHES NOMINAL |
AASK |
HEAD STYLE |
FLAT CHAMFER |
MATT |
MATERIAL |
STEEL COMP 1340 OVERALL OR STEEL COMP 4140 OVERALL OR STEEL COMP 8640 OVERALL |
AHYM |
NOMINAL THREAD DIAMETER |
0.875 INCHES |
AAVQ |
RIB LENGTH |
1.040 INCHES MINIMUM AND 1.100 INCHES MAXIMUM |
AAVP |
RIB MAJOR DIAMETER |
0.995 INCHES MINIMUM AND 1.005 INCHES MAXIMUM |
AATN |
SHOULDER DIAMETER |
0.960 INCHES MINIMUM FIRST SHOULDER AND 0.965 INCHES MAXIMUM FIRST SHOULDER |
AATX |
SHOULDER LENGTH |
1.160 INCHES NOMINAL FIRST SHOULDER |
CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
THSD |
THREAD SERIES DESIGNATOR |
UNF |
SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
AAJD |
THREAD CLASS |
3A |
AAJF |
THREAD DIRECTION |
RIGHT-HAND |
AASA |
THREAD LENGTH |
1.750 INCHES MINIMUM |
CMLP |
THREAD QUANTITY PER INCH |
14 |