| FASTENER LENGTH | 0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM |
| HEAD DIAMETER | 0.145 INCHES MINIMUM AND 0.155 INCHES MAXIMUM |
| HEAD HEIGHT | 0.027 INCHES MINIMUM AND 0.032 INCHES MAXIMUM |
| HEAD STYLE | PAN |
| INTERNAL DRIVE STYLE | SLOT |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764, COND A FED SPEC ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 303 OVERALL |
| NOMINAL THREAD DIAMETER | 0.060 INCHES |
| SHOULDER DIAMETER | 0.086 INCHES MINIMUM AND 0.090 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER LENGTH | 0.018 INCHES MINIMUM AND 0.028 INCHES MAXIMUM FIRST SHOULDER |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| SPECIFICATION/STANDARD DATA | 81349-MIL-C-28754/40 GOVERNMENT SPECIFICATION |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-36, TY IV ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| TEST DATA DOCUMENT | 81349-MIL-C-28754 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.137 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 80 |
| THREAD SERIES DESIGNATOR | UNF |