| HEAD DIAMETER | 0.391 INCHES MINIMUM AND 0.421 INCHES MAXIMUM |
| HEAD HEIGHT | 0.038 INCHES NOMINAL |
| HEAD STYLE | FLAT |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A576 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) 4TH MATERIAL RESPONSE OR ASTM A576 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) 2ND MATERIAL RESPONSE OR ASTM A576 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) 1ST MATERIAL RESPONSE OR ASTM A576 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) 3RD MATERIAL RESPONSE OR ASTM A108, MAY BE USED WHEN REQUIRED AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) 5TH MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 1108 OR STEEL COMP 1110 OR STEEL COMP 1010 OR STEEL COMP 1008 OR STEEL COMP 1215 OVERALL |
| NOMINAL THREAD SIZE | 0.190 INCHES |
| NUT DIAMETER | 0.302 INCHES MAXIMUM |
| NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK |
| NUT LENGTH | 0.876 INCHES MINIMUM AND 0.906 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, BLIND RIVET, FLAT HEAD, INTERNAL THREAD, NON-LOCKING (FREE-RUNNING) AND SELF LOCKING(PREVAILING TORQUE) |
| SHANK END TYPE | CLOSED |
| SPECIFICATION/STANDARD DATA | 80205-NAS1329 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633, FE/ZN 5 TYPE 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ZINC OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNF |