| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
1.891 INCHES MINIMUM AND 1.937 INCHES MAXIMUM |
| CBBL |
FEATURES PROVIDED |
FINISHED HEAD |
| CQFM |
HARDNESS RATING |
26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.172 INCHES MINIMUM AND 0.204 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
HEXAGON |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S5626 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 OV |
| 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 |
0.312 INCHES |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AATB |
WIDTH BETWEEN FLATS |
0.490 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.506 INCHES MINIMUM AND 0.572 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
24 |
