| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| EXPANSION DEVICE | SERRATED STEM-TYPE W |
| FASTENER LENGTH | 0.648 INCHES MAXIMUM |
| GRIP LENGTH | 0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| HEAD MAJOR DIAMETER | 0.290 INCHES MAXIMUM |
| LUBRICATION | DRY FILM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-281 FED SPEC ALL MATERIAL RESPONSES SLEEVE |
| MATERIAL | IRON ALLOY 660 STEM |
| MATERIAL | NICKEL ALLOY 400 OR NICKEL ALLOY R-405 SLEEVE |
| SHANK DIAMETER | 0.155 INCHES MINIMUM AND 0.159 INCHES MAXIMUM |
| SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| SPECIFICATION/STANDARD DATA | 80205-NAS1921 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SPECIAL FEATURES | RIVET MAY BE SLOSH CLEANED BEFORE INSTALLATION |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE STEM |
| SURFACE TREATMENT | CADMIUM AND CHROMATE STEM |