| HEAD STYLE | ELIPTICAL COUNTERSUNK |
| LOCKING FEATURE | FREE-RUNNING ALL METAL DESIGN |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763, ANNEALED FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 304 OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, BLIND ELLIPTIC |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.437 INCHES |
| NUT DIAMETER | 0.448 INCHES MINIMUM AND 0.452 INCHES MAXIMUM |
| NUT STYLE | BLIND RIVET W/SMOOTH ROUND SHANK |
| SHANK END TYPE | CLOSED |
| SPECIAL FEATURES | GRIP LENGTH TO BE DETERMINED BY MANUFACTURER UPON USERS REQUEST, LAST DASH NUMBER IS SIZE CODE, WHICH INDICATES GRIP CODE 0.840 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A 967 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 20 |
| THREAD SERIES | UNJF |