| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| EXPANSION DEVICE | SERRATED STEM-TYPE W |
| FASTENER LENGTH | 0.655 INCHES MAXIMUM |
| GRIP LENGTH | 0.469 INCHES MINIMUM AND 0.532 INCHES MAXIMUM |
| HARDNESS RATING | 326.0 KNOOP MINIMUM AND 466.0 KNOOP MAXIMUM SLEEVE |
| HARDNESS RATING | 48.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM STEM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| HEAD MAJOR DIAMETER | 0.333 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A331 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP E4340 OR STEEL COMP 4027 OR STEEL COMP 4037 OR STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 4150 OR STEEL COMP 4340 OR STEEL COMP 4620 OR STEEL COMP 4815 OR STEEL COMP 6150 OR STEEL COMP 8615 OR STEEL COMP 8620 OR STEEL COMP 8630 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL |
| MINIMUM TENSILE STRENGTH | 112000 POUNDS PER SQUARE INCH |
| SPECIAL FEATURES | "U" DENOTES SINGLE ACTION FASTENERS INSTALLED WITH A SINGLE ACTION TOOL |
| SHANK DIAMETER | 0.162 INCHES MINIMUM AND 0.164 INCHES MAXIMUM |
| SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE STEM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE SLEEVE |
| SURFACE TREATMENT | CADMIUM AND CHROMATE SLEEVE |
| SURFACE TREATMENT | CADMIUM STEM |