| MATERIAL | STEEL COMP 8740 OR | 
|  | STEEL COMP 4340 OR | 
|  | STEEL COMP 4140 OVERALL | 
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD 1ST MATERIAL RESPONSE OR | 
|  | ASTM A547 ASSN STD 2ND MATERIAL RESPONSE OR | 
|  | ASTM A547 ASSN STD 3RD MATERIAL RESPONSE OVERALL | 
| SURFACE TREATMENT | CADMIUM AND | 
|  | CHROMATE OVERALL | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE 2 CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | 
| HARDNESS RATING | 77.0 ROCKWELL SUPERFICIAL 15-N MINIMUM AND | 
|  | 82.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM OVERALL | 
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | 
| SHEAR STRENGTH | 95000 SINGLE POUNDS PER SQUARE INCH | 
| HEAD STYLE | STRAIGHT PAN | 
| HEAD HEIGHT | 0.067 INCHES MINIMUM AND | 
|  | 0.079 INCHES MAXIMUM | 
| HEAD MAJOR DIAMETER | 0.455 INCHES MINIMUM AND | 
|  | 0.471 INCHES MAXIMUM | 
| SHANK STYLE | STUMP | 
| FASTENER LENGTH | 1.650 INCHES MAXIMUM | 
| SHANK DIAMETER | 0.3105 INCHES MINIMUM AND | 
|  | 0.3120 INCHES MAXIMUM | 
| GRIP LENGTH | 1.313 INCHES MINIMUM AND | 
|  | 1.375 INCHES MAXIMUM | 
| LUBRICATION | CETYL ALCOHOL | 
| SPECIFICATION/STANDARD DATA | 80205-NAS1430 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |