| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| EXPANSION DEVICE | SERRATED STEM-TYPE W |
| FASTENER LENGTH | 0.375 INCHES MAXIMUM |
| GRIP LENGTH | 0.126 INCHES MINIMUM AND 0.187 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| HEAD MAJOR DIAMETER | 0.282 INCHES MINIMUM AND 0.290 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-430,5056F FED SPEC ALL MATERIAL RESPONSES LOCKING RING |
| MATERIAL | ALUMINUM ALLOY LOCKING RING |
| PROPRIETARY CHARACTERISTICS | PACS |
| SHANK DIAMETER | 0.172 INCHES MINIMUM AND 0.176 INCHES MAXIMUM |
| SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| SPECIFICATION/STANDARD DATA | 80205-NAS1739 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE SLEEVE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE SLEEVE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 FED SPEC SINGLE TREATMENT RESPONSE STEM |
| SURFACE TREATMENT | CADMIUM STEM AND CHROMATE STEM |
| SURFACE TREATMENT | ANODIZE SLEEVE OR CHROMATE SLEEVE |