| CBBL |
FEATURES PROVIDED |
FINISHED HEAD |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| CQHQ |
MINIMUM YIELD STRENGTH |
130000 POUNDS PER SQUARE INCH |
| AAJD |
THREAD CLASS |
3A |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AAUM |
LOCKING FEATURE |
PATCH THREADS OR PELLET THREADS OR STRIP THREADS |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AATB |
WIDTH BETWEEN FLATS |
0.243 INCHES MINIMUM AND 0.251 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| AATD |
EXTENDED WASHER THICKNESS |
0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM |
| AATC |
EXTENDED WASHER DIAMETER |
0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL AND CHROMATE OVERALL |
| AASA |
THREAD LENGTH |
0.538 INCHES MINIMUM AND 0.641 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON EXTENDED WASHER |