| AATN |
SHOULDER DIAMETER |
0.294 INCHES MINIMUM FIRST SHOULDER AND 0.295 INCHES MAXIMUM FIRST SHOULDER |
| AAJD |
THREAD CLASS |
3A |
| CWYB |
SHOULDER SHAPE |
ROUND FIRST SHOULDER |
| AATD |
EXTENDED WASHER THICKNESS |
0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
| AHYM |
NOMINAL THREAD DIAMETER |
0.250 INCHES |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AATC |
EXTENDED WASHER DIAMETER |
0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| AASA |
THREAD LENGTH |
0.450 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| FEAT |
SPECIAL FEATURES |
UNDERCUT AT THREAD 0.175 IN. MIN TO 0.195 IN. MAX DIA BY 0.062 IN. MIN TO 0.072 IN. MAX W,UNDERCUT AT HEAD 0.220 IN. MIN TO 0.240 IN. MAX DIA BY 0.030 IN. MIN TO 0.050 IN. MAX W |
| MATT |
MATERIAL |
STEEL COMP 8740 OVERALL |
| THSD |
THREAD SERIES DESIGNATOR |
UNF |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| AATB |
WIDTH BETWEEN FLATS |
0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM |
| AASU |
HEAD HEIGHT |
0.320 INCHES MINIMUM AND 0.340 INCHES MAXIMUM |
| AASB |
FASTENER LENGTH |
0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM |
| AATX |
SHOULDER LENGTH |
0.210 INCHES MINIMUM FIRST SHOULDER AND 0.250 INCHES MAXIMUM FIRST SHOULDER |
| CQFM |
HARDNESS RATING |
26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
| AASK |
HEAD STYLE |
DOUBLE HEXAGON W/HOLE |