| THSD |
THREAD SERIES DESIGNATOR |
UNJC |
| AASU |
HEAD HEIGHT |
0.105 INCHES MINIMUM AND 0.115 INCHES MAXIMUM |
| CQFM |
HARDNESS RATING |
36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| ZZZK |
SPECIFICATION/STANDARD DATA |
80205-NAS623 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AASL |
HEAD DIAMETER |
0.306 INCHES MINIMUM AND 0.322 INCHES MAXIMUM |
| AASK |
HEAD STYLE |
PAN NO. 2 |
| CQBC |
MINIMUM TENSILE STRENGTH |
160000 POUNDS PER SQUARE INCH |
| AASA |
THREAD LENGTH |
0.251 INCHES MINIMUM AND 0.301 INCHES MAXIMUM |
| ABQZ |
INTERNAL DRIVE STYLE |
CROSS RECESS TYPE 1 |
| AASB |
FASTENER LENGTH |
1.261 INCHES MINIMUM AND 1.291 INCHES MAXIMUM |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| AHYM |
NOMINAL THREAD DIAMETER |
0.164 INCHES |
| CYBA |
SCREW SURFACE TREATMENT |
CADMIUM AND CHROMATE |
| CYBE |
SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416 TY 2 CL 2 FED SPEC SINGLE TREATMENT RESPONSE |
| AAJD |
THREAD CLASS |
2A |
| CYAU |
SCREW MATERIAL |
STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 8740 |
| CYAW |
SCREW MATERIAL DOCUMENT AND CLASSIFICATION |
MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE |
| CMLP |
THREAD QUANTITY PER INCH |
32 |