| AASA |
THREAD LENGTH |
0.594 INCHES MINIMUM |
| AATN |
SHOULDER DIAMETER |
1.2490 INCHES MINIMUM FIRST SHOULDER AND 1.2495 INCHES MAXIMUM FIRST SHOULDER |
| AATX |
SHOULDER LENGTH |
2.750 INCHES NOMINAL FIRST SHOULDER |
| FEAT |
SPECIAL FEATURES |
UNDERCUT 0.671 IN. DIA BY 0.094 IN. LG BETWEEN SHOULDER AND THREADS |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL OR ZINC OVERALL OR CADMIUM OVERALL OR ZINC OVERALL |
| CQFM |
HARDNESS RATING |
40.0 ROCKWELL C MINIMUM OVERALL AND 44.0 ROCKWELL C MAXIMUM OVERALL |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
3.312 INCHES NOMINAL ALL HOLES |
| AASU |
HEAD HEIGHT |
0.812 INCHES NOMINAL |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| CMLP |
THREAD QUANTITY PER INCH |
16 |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.127 INCHES NOMINAL ALL HOLES |
| AAJD |
THREAD CLASS |
2A |
| AASK |
HEAD STYLE |
HEXAGON |
| AHYM |
NOMINAL THREAD DIAMETER |
0.750 INCHES |
| AASB |
FASTENER LENGTH |
3.438 INCHES NOMINAL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TY 1 CL 1 FED SPEC 1ST TREATMENT RESPONSE OVERALL OR QQ-Z-325 TY 1 CL 2 FED SPEC 3RD TREATMENT RESPONSE OVERALL OR QQ-P-416 TY 1 CL 2 FED SPEC 2ND TREATMENT RESPONSE OVERALL OR QQ-Z-325 TY 1 CL 3 FED SPEC 4TH TREATMENT RESPONSE OVERALL |
| MATT |
MATERIAL |
STEEL COMP 4145 OVERALL OR STEEL COMP 4150 OVERALL |
| AATB |
WIDTH BETWEEN FLATS |
1.875 INCHES NOMINAL |