| MRC |
Requirement Statement |
Characteristics |
| AASB |
FASTENER LENGTH |
0.312 INCHES NOMINAL |
| CQFM |
HARDNESS RATING |
45.0 ROCKWELL C MINIMUM SECONDARY WASHER AND 53.0 ROCKWELL C MAXIMUM SECONDARY WASHER |
| AASL |
HEAD DIAMETER |
0.256 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.072 INCHES MINIMUM AND 0.082 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
PAN NO. 2 |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
QQ-S-634 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR 66,1060-1080 FED STD 2ND MATERIAL RESPONSE OVERALL OR QQ-S-636 FED SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-7952 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-7952 MIL SPEC 4TH MATERIAL RESPONSE OVER |
| MATT |
MATERIAL |
STEEL COMP 1010 OVERALL OR STEEL OVERALL OR STEEL COMP 1020 OVERALL OR STEEL COMP 1025 OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.138 INCHES |
| ABQZ |
INTERNAL DRIVE STYLE |
SLOT |
| CTJJ |
PRIMARY WASHER MATERIAL THICKNESS |
0.031 INCHES NOMINAL |
| CSPG |
PRIMARY WASHER OUTSIDE DIAMETER |
0.250 INCHES NOMINAL |
| CTHW |
PRIMARY WASHER STYLE |
SPLIT HELICAL RING |
| CWBW |
SECONDARY WASHER MATERIAL THICKNESS |
0.016 INCHES NOMINAL |
| CTDQ |
SECONDARY WASHER OUTSIDE DIAMETER |
0.258 INCHES NOMINAL |
| CRGX |
SECONDARY WASHER RELATIONSHIP TO PRIMARY WASHER |
NOT IDENTICAL |
| CRYT |
SECONDARY WASHER STYLE |
FLAT |
| FEAT |
SPECIAL FEATURES |
LOCKWASHER AND WASHER NOT RATED SCREW 55000 POUNDSPER SQUARE INCH |
| AAVW |
WASHER QUANTITY |
2 |
| ZZZK |
SPECIFICATION/STANDARD DATA |
80205-NAS720 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| AASA |
THREAD LENGTH |
0.211 INCHES MAXIMUM |
| AAJD |
THREAD CLASS |
2A |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CMLP |
THREAD QUANTITY PER INCH |
32 |
| THSD |
THREAD SERIES DESIGNATOR |
UNC |
