| MRC |
Requirement Statement |
Characteristics |
| CQFM |
HARDNESS RATING |
39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM OVERALL |
| AASU |
HEAD HEIGHT |
0.504 INCHES NOMINAL |
| CQBC |
MINIMUM TENSILE STRENGTH |
180000 POUNDS PER SQUARE INCH |
| SR-1 |
SPEC/STD CONTROLLING DATA |
|
| SFTT |
SURFACE TREATMENT |
CADMIUM AND CHROMATE OVERALL |
| AATD |
EXTENDED WASHER THICKNESS |
0.123 INCHES NOMINAL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AASA |
THREAD LENGTH |
0.778 INCHES MINIMUM AND 0.798 INCHES MAXIMUM |
| AATB |
WIDTH BETWEEN FLATS |
0.553 INCHES MINIMUM AND 0.564 INCHES MAXIMUM |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| AAJD |
THREAD CLASS |
3A |
| AATC |
EXTENDED WASHER DIAMETER |
0.818 INCHES MINIMUM AND 0.828 INCHES MAXIMUM |
| AAUR |
GRIP DIAMETER |
0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| SR-1 |
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE |
MS21250-08052 |
| SR-1 |
MANUFACTURERS CODE |
96906 |
| MATT |
MATERIAL |
STEEL COMP 8740 OR STEEL COMP 4140 OR STEEL COMP 4340 OR STEEL COMP 6150 OVERALL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.500 INCHES |
| ANEE |
GRIP LENGTH |
3.240 INCHES MINIMUM AND 3.260 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON W/HOLE |
| AASB |
FASTENER LENGTH |
4.038 INCHES NOMINAL |
