| 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 |
| STEEL COMP 304 LOCKING RING |
| ALUMINUM ALLOY 5056 SLEEVE |
| STEEL COMP 8740 STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5731 ASSN STD 1ST MATERIAL RESPONSE OR |
| AMS5639 ASSN STD 2ND MATERIAL RESPONSE LOCKING RING |
| QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE SLEEVE |
| AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| SURFACE TREATMENT | PASSIVATE LOCKING RING |
| CHROMATE SLEEVE |
| CADMIUM STEM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE LOCKING RING |
| MIL-C-5541 CL 1A MIL SPEC SINGLE TREATMENT RESPONSE SLEEVE |
| QQ-P-416 TYPE II CL2 FED SPEC SINGLE TREATMENT RESPONSE STEM |
| HEAD MAJOR DIAMETER | 0.221 INCHES MINIMUM AND |
| 0.229 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND |
| 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 0.444 INCHES MINIMUM AND |
| 0.474 INCHES MAXIMUM |
| SHANK DIAMETER | 0.125 INCHES NOMINAL |
| GRIP LENGTH | 0.313 INCHES MINIMUM AND |
| 0.375 INCHES MAXIMUM |