| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| EXPANSION DEVICE | SERRATED STEM-TYPE W |
| FASTENER LENGTH | 0.412 INCHES MAXIMUM |
| GRIP LENGTH | 0.188 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.349 INCHES MINIMUM AND 0.357 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | IRON ALLOY 660 OVERALL |
| SHANK DIAMETER | 0.186 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| SPECIFICATION/STANDARD DATA | 80205-NAS1921 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SPECIAL FEATURES | SINGLE ACTION,NON-SHIFTING INSTALLATION TOOLS,COLOR CODE YELLOW ON SPINDLE;MAY BE SLOSH CLEANED WITH MIL-C-38736 CLEANER BEFORE INSTALLATION |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |