| AASU |
HEAD HEIGHT |
0.500 INCHES NOMINAL |
| AASB |
FASTENER LENGTH |
1.840 INCHES MINIMUM AND 1.850 INCHES MAXIMUM |
| TEST |
TEST DATA DOCUMENT |
81349-MIL-I-6868 SPECIFICATION |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| MATT |
MATERIAL |
STEEL COMP 4340 OVERALL |
| AATB |
WIDTH BETWEEN FLATS |
0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
33.0 ROCKWELL C MINIMUM OVERALL AND 37.0 ROCKWELL C MAXIMUM OVERALL |
| AAJD |
THREAD CLASS |
3A |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AATC |
EXTENDED WASHER DIAMETER |
1.440 INCHES NOMINAL |
| AHYM |
NOMINAL THREAD DIAMETER |
0.500 INCHES |
| AATX |
SHOULDER LENGTH |
1.040 INCHES MINIMUM FIRST SHOULDER AND 1.050 INCHES MAXIMUM FIRST SHOULDER |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AATD |
EXTENDED WASHER THICKNESS |
0.200 INCHES NOMINAL |
| AATN |
SHOULDER DIAMETER |
0.8720 INCHES MINIMUM FIRST SHOULDER AND 0.8726 INCHES MAXIMUM FIRST SHOULDER |
| AASA |
THREAD LENGTH |
0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| CQBC |
MINIMUM TENSILE STRENGTH |
150000 POUNDS PER SQUARE INCH |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 2,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AASK |
HEAD STYLE |
HEXAGON EXTENDED WASHER |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| CMLP |
THREAD QUANTITY PER INCH |
20 |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |