| COUNTERSINK ANGLE | 98.5 DEGREES MINIMUM AND 101.5 DEGREES MAXIMUM | 
| FASTENER LENGTH | 1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM | 
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) | 
| HEAD MAJOR DIAMETER | 0.2360 INCHES MAXIMUM | 
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | 
| MATERIAL | IRON ALLOY 660 OVERALL | 
| SHANK DIAMETER | 0.124 INCHES MINIMUM AND 0.128 INCHES MAXIMUM | 
| SHANK STYLE | STRAIGHT | 
| SHEAR STRENGTH | 85000 SINGLE POUNDS PER SQUARE INCH | 
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | 
| SURFACE TREATMENT | PASSIVATE OVERALL |