| HEAD COUNTERSINK ANGLE | 99.00 DEGREES MINIMUM AND 101.00 DEGREES MAXIMUM |
| HEAD DIAMETER | 0.323 INCHES NOMINAL |
| HEAD HEIGHT | 0.063 INCHES MAXIMUM |
| HEAD STYLE | FLAT COUNTERSUNK REVERSE KEYED |
| KEY LENGTH | 0.063 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A546 ASSN STD ALL MATERIAL RESPONSES OR ASTM A545 ASSN STD ALL MATERIAL RESPONSES OR ASTM A547 ASSN STD ALL MATERIAL RESPONSES OR ASTM A548 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| MATERIAL | STEEL COMP 1108 OR STEEL COMP 1110 OVERALL |
| NOMINAL THREAD SIZE | 0.138 INCHES |
| NUT DIAMETER | 0.185 INCHES MINIMUM AND 0.189 INCHES MAXIMUM |
| NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK |
| NUT LENGTH | 0.797 INCHES MINIMUM AND 0.827 INCHES MAXIMUM |
| SHANK END TYPE | CLOSED |
| SPECIFICATION/STANDARD DATA | 80205-NAS1330 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |
| THREAD QUANTITY PER INCH | 32 |