| MRC |
Requirement Statement |
Characteristics |
| CRSQ |
COUNTERSINK ANGLE |
90.0 DEGREES NOMINAL |
| AASB |
FASTENER LENGTH |
2.000 INCHES NOMINAL |
| CQFM |
HARDNESS RATING |
95.0 ROCKWELL B MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.125 INCHES MINIMUM AND 0.145 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
1.313 INCHES NOMINAL |
| CQBC |
MINIMUM TENSILE STRENGTH |
55000 POUNDS PER SQUARE INCH |
| AGQB |
NECK LENGTH |
0.250 INCHES MINIMUM AND 0.281 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.375 INCHES |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OVERALL OR QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL OR ZINC OVERALL |
| AAJD |
THREAD CLASS |
2A |
| AASA |
THREAD LENGTH |
1.000 INCHES MINIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
16 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
