| AHYM |
NOMINAL THREAD DIAMETER |
0.190 INCHES |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.070 INCHES MINIMUM FIRST HOLE AND 0.080 INCHES MAXIMUM FIRST HOLE |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
1.967 INCHES MINIMUM FIRST HOLE AND 1.997 INCHES MAXIMUM FIRST HOLE |
| AASU |
HEAD HEIGHT |
0.095 INCHES MINIMUM AND 0.110 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL COMP 4140 FASTENER OR STEEL COMP 4130 FASTENER OR STEEL COMP 8740 FASTENER OR STEEL COMP E4340 FASTENER OR STEEL COMP 6150 FASTENER |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM FASTENER AND 41.0 ROCKWELL C MAXIMUM FASTENER |
| AAUM |
LOCKING FEATURE |
DETENT RING GRIP |
| AAJD |
THREAD CLASS |
3A |
| AATB |
WIDTH BETWEEN FLATS |
0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM |
| CSYM |
SURFACE FINISH |
63.0 MICROINCHES GRIP |
| SFTT |
SURFACE TREATMENT |
CADMIUM FASTENER AND CHROMATE FASTENER |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AASK |
HEAD STYLE |
CROWNED HEXAGON |
| AASA |
THREAD LENGTH |
0.266 INCHES MINIMUM AND 0.318 INCHES MAXIMUM |
| ANEE |
GRIP LENGTH |
1.688 INCHES MINIMUM AND 1.704 INCHES MAXIMUM |
| CSYM |
SURFACE FINISH |
63.0 MICROINCHES BEARING SURFACE OF HEAD |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS5643 ASSN STD 1ST MATERIAL RESPONSE LOCKING FEATURE OR AMS5644 ASSN STD 2ND MATERIAL RESPONSE LOCKING FEATURE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE LOCKING FEATURE |
| AAUR |
GRIP DIAMETER |
0.1885 INCHES MINIMUM AND 0.1894 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| CQBC |
MINIMUM TENSILE STRENGTH |
95000 POUNDS PER SQUARE INCH |
| AASB |
FASTENER LENGTH |
2.060 INCHES MINIMUM AND 2.080 INCHES MAXIMUM |
| MATT |
MATERIAL |
STEEL COMP 631 LOCKING FEATURE OR STEEL COMP 630 LOCKING FEATURE OR STEEL COMP 440C LOCKING FEATURE |
| CMLP |
THREAD QUANTITY PER INCH |
32 |