| MATERIAL | STEEL COMP 8740 OR | 
 | STEEL COMP 4340 OVERALL | 
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR | 
 | MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL | 
| SURFACE TREATMENT | CADMIUM AND | 
 | CHROMATE OVERALL | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC ALL TREATMENT RESPONSES OVERALL | 
| SHEAR STRENGTH | 108000 SINGLE POUNDS PER SQUARE INCH | 
| HEAD HEIGHT | 0.039 INCHES MINIMUM AND | 
 | 0.047 INCHES MAXIMUM | 
| HEAD MAJOR DIAMETER | 0.245 INCHES MINIMUM AND | 
 | 0.257 INCHES MAXIMUM | 
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED | 
| FASTENER LENGTH | 0.820 INCHES MINIMUM AND | 
 | 0.840 INCHES MAXIMUM | 
| WIDTH BETWEEN FLATS | 0.0635 INCHES MINIMUM AND | 
 | 0.0645 INCHES MAXIMUM | 
| SHANK DIAMETER | 0.1625 INCHES MINIMUM AND | 
 | 0.1635 INCHES MAXIMUM | 
| GRIP LENGTH | 0.501 INCHES MINIMUM AND | 
 | 0.562 INCHES MAXIMUM | 
| THREAD SERIES DESIGNATOR | UNJF | 
| NOMINAL THREAD SIZE | 0.164 INCHES | 
| THREAD CLASS | 3A | 
| THREAD QUANTITY PER INCH | 32 | 
| THREAD DIRECTION | RIGHT-HAND | 
| SPECIFICATION/STANDARD DATA | 80205-NAS4450 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |