| MRC |
Requirement Statement |
Characteristics |
| CRSQ |
COUNTERSINK ANGLE |
99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| AASB |
FASTENER LENGTH |
1.197 INCHES MINIMUM AND 1.227 INCHES MAXIMUM |
| AASL |
HEAD DIAMETER |
0.506 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
FLAT COUNTERSUNK |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL COMP 4140 OVERALL OR STEEL COMP 4340 OVERALL OR STEEL COMP 8740 OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE III |
| AATN |
SHOULDER DIAMETER |
0.464 INCHES MINIMUM ALL SHOULDERS |
| AATX |
SHOULDER LENGTH |
0.840 INCHES MINIMUM ALL SHOULDERS AND 0.860 INCHES MAXIMUM ALL SHOULDERS |
| CWYB |
SHOULDER SHAPE |
ROUND ALL SHOULDERS |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416, TY2CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AAJD |
THREAD CLASS |
3A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASA |
THREAD LENGTH |
0.419 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
