| MRC |
Requirement Statement |
Characteristics |
| CRSQ |
COUNTERSINK ANGLE |
90.0 DEGREES NOMINAL FIRST END |
| CQFM |
HARDNESS RATING |
37.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL COMP 4130 OVERALL |
| CQJX |
NOMINAL THREAD SIZE |
0.250 INCHES |
| ADEA |
NUT HEIGHT |
0.125 INCHES NOMINAL |
| ADED |
NUT WIDTH |
0.420 INCHES NOMINAL |
| ACVN |
NUT LENGTH |
0.540 INCHES NOMINAL |
| ACTA |
NUT STYLE |
PLAIN, RECTANGULAR |
| FEAT |
SPECIAL FEATURES |
HOLE IS CSK TO A DIA. OF 0.275 INCHES ONE CORNER OF NUT IS CHAMFERED 0.160 INCHES BY 45 DEG. |
| BZRR |
THREAD SERIES |
UNJF |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 2,CL 1 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| AAJD |
THREAD CLASS |
3B |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
