| AATN |
SHOULDER DIAMETER |
0.3119 INCHES MINIMUM FIRST SHOULDER AND 0.3130 INCHES MAXIMUM FIRST SHOULDER |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| AASA |
THREAD LENGTH |
0.375 INCHES NOMINAL |
| AAJD |
THREAD CLASS |
3A |
| AASB |
FASTENER LENGTH |
2.561 INCHES NOMINAL |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
NAS 672 ASSN STD 1ST TREATMENT RESPONSE HEAD OR AMS 2416 ASSN STD 2ND TREATMENT RESPONSE HEAD |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AATX |
SHOULDER LENGTH |
2.186 INCHES NOMINAL FIRST SHOULDER |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| CBBL |
FEATURES PROVIDED |
DRY FILM LUBRICANT |
| CQBC |
MINIMUM TENSILE STRENGTH |
220000 POUNDS PER SQUARE INCH |
| SFTT |
SURFACE TREATMENT |
CADMIUM THREADS AND CADMIUM THREADS OR NICKEL THREADS |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 6485 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| AASK |
HEAD STYLE |
HEXAGON |
| AASU |
HEAD HEIGHT |
0.140 INCHES MINIMUM AND 0.172 INCHES MAXIMUM |
| AATB |
WIDTH BETWEEN FLATS |
0.430 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
NAS 672 ASSN STD 1ST TREATMENT RESPONSE THREADS OR AMS 2416 ASSN STD 2ND TREATMENT RESPONSE THREADS |
| SFTT |
SURFACE TREATMENT |
NICKEL HEAD AND CADMIUM HEAD OR CADMIUM HEAD |
| CQFM |
HARDNESS RATING |
46.0 ROCKWELL C MINIMUM OVERALL AND 50.0 ROCKWELL C MAXIMUM OVERALL |
| CRZS |
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER |
2.401 INCHES NOMINAL FIRST HOLE |
| MATT |
MATERIAL |
STEEL COMP H11 OVERALL |
| AAWB |
SHANK UNTHREADED HOLE DIAMETER |
0.076 INCHES MINIMUM FIRST HOLE AND 0.086 INCHES MAXIMUM FIRST HOLE |