| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| MATERIAL | IRON ALLOY 660 OR |
| NICKEL ALLOY 400 OR |
| STEEL COMP 316 LOCKING RING |
| NICKEL ALLOY 400 SLEEVE |
| IRON ALLOY 660 STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5737 ASSN STD 1ST MATERIAL RESPONSE OR |
| QQ-N-281 FED SPEC 3RD MATERIAL RESPONSE OR |
| AMS5690 ASSN STD 3RD MATERIAL RESPONSE LOCKING RING |
| QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE SLEEVE |
| AMS5737 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| SURFACE TREATMENT | PASSIVATE STEM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE STEM |
| HEAD MAJOR DIAMETER | 0.282 INCHES MINIMUM AND |
| 0.290 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 98.5 DEGREES MINIMUM AND |
| 101.5 DEGREES MAXIMUM |
| FASTENER LENGTH | 0.263 INCHES MAXIMUM |
| SHANK DIAMETER | 0.155 INCHES MINIMUM AND |
| 0.159 INCHES MAXIMUM |
| GRIP LENGTH | 0.080 INCHES MINIMUM AND |
| 0.125 INCHES MAXIMUM |
| EXPANSION DEVICE | SERRATED STEM-TYPE W |
| SPECIFICATION/STANDARD DATA | 80205-NAS1921 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |