MRC |
Requirement Statement |
Characteristics |
CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
5.906 INCHES MINIMUM FIRST HOLE AND 5.938 INCHES MAXIMUM FIRST HOLE |
AASB |
FASTENER LENGTH |
6.172 INCHES MINIMUM AND 6.203 INCHES MAXIMUM |
AAUR |
GRIP DIAMETER |
0.8729 INCHES MINIMUM AND 0.8733 INCHES MAXIMUM |
ANEE |
GRIP LENGTH |
4.922 INCHES MINIMUM AND 4.953 INCHES MAXIMUM |
CQFM |
HARDNESS RATING |
26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
AASU |
HEAD HEIGHT |
0.453 INCHES MINIMUM AND 0.485 INCHES MAXIMUM |
AASK |
HEAD STYLE |
HEXAGON |
MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6050 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-6758 MIL SPEC 5TH MATERIAL RESPONSE O |
MATT |
MATERIAL |
STEEL COMP 4140 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 8630 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 4130 OVERALL OR STEEL COMP 4037 OVERALL |
CQBC |
MINIMUM TENSILE STRENGTH |
125000 POUNDS PER SQUARE INCH |
AHYM |
NOMINAL THREAD DIAMETER |
0.875 INCHES |
AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.141 INCHES MINIMUM FIRST HOLE AND 0.151 INCHES MAXIMUM FIRST HOLE |
THSD |
THREAD SERIES DESIGNATOR |
UNF |
AATB |
WIDTH BETWEEN FLATS |
1.240 INCHES MINIMUM AND 1.253 INCHES MAXIMUM |
STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
AAJD |
THREAD CLASS |
3A |
AAJF |
THREAD DIRECTION |
RIGHT-HAND |
AASA |
THREAD LENGTH |
1.219 INCHES MINIMUM AND 1.297 INCHES MAXIMUM |
CMLP |
THREAD QUANTITY PER INCH |
14 |