| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| MATERIAL | NICKEL ALLOY 400 OR |
| NICKEL ALLOY R-405 LOCKING RING |
| ALUMINUM ALLOY 5056 SLEEVE |
| NICKEL ALLOY 600 STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC ALL MATERIAL RESPONSES LOCKING RING |
| QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE SLEEVE |
| AMS 5665 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| SURFACE TREATMENT | ANODIZE OR |
| CHROMATE SLEEVE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 FED SPEC 1ST TREATMENT RESPONSE OR |
| MIL-C-5541 FED SPEC 2ND TREATMENT RESPONSE SLEEVE |
| HEAD MAJOR DIAMETER | 0.281 INCHES MINIMUM AND |
| 0.290 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 98.5 DEGREES MINIMUM AND |
| 101.5 DEGREES MAXIMUM |
| FASTENER LENGTH | 0.750 INCHES MAXIMUM |
| SHANK DIAMETER | 0.171 INCHES MINIMUM AND |
| 0.176 INCHES MAXIMUM |
| GRIP LENGTH | 0.501 INCHES MINIMUM AND |
| 0.562 INCHES MAXIMUM |
| EXPANSION DEVICE | PLAIN STEM-TYPE T |
| SPECIFICATION/STANDARD DATA | 80205-NAS1939 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |