| FASTENER LENGTH | 2.937 INCHES MINIMUM AND 2.984 INCHES MAXIMUM | 
| FEATURES PROVIDED | FINISHED HEAD | 
| GRIP LENGTH | 2.296 INCHES MINIMUM AND 2.328 INCHES MAXIMUM | 
| HEAD HEIGHT | 0.203 INCHES MINIMUM AND 0.235 INCHES MAXIMUM | 
| HEAD STYLE | HEXAGON | 
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE  OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE  OR AMS 5645 ASSN STD 3RD MATERIAL RESPONSE  OR AMS 5646 ASSN STD 4TH MATERIAL RESPONSE OVERALL | 
| MATERIAL | STEEL COMP 321  OR STEEL COMP 347 OVERALL | 
| NOMINAL THREAD DIAMETER | 0.375 INCHES | 
| SPECIFICATION/STANDARD DATA | 80205-NAS501 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | 
| SURFACE TREATMENT | PASSIVATE OVERALL | 
| THREAD CLASS | 3A | 
| THREAD DIRECTION | RIGHT-HAND | 
| THREAD LENGTH | 0.609 INCHES MINIMUM AND 0.688 INCHES MAXIMUM | 
| THREAD QUANTITY PER INCH | 24 | 
| THREAD SERIES DESIGNATOR | UNF | 
| WIDTH BETWEEN FLATS | 0.553 INCHES MINIMUM AND 0.565 INCHES MAXIMUM |