| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.875 INCHES |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| NUT STYLE | DOUBLE HEXAGON |
| WASHER OUTSIDE DIAMETER | 1.378 INCHES NOMINAL |
| WASHER THICKNESS | 0.109 INCHES NOMINAL |
| HOLE CONFIGURATION STYLE | CONFIGURATION G |
| HOLE TYPE AND QUANTITY | 1 TAPPED |
| HOLE NOMINAL THREAD DIAMETER | 0.875 INCHES |
| HOLE THREAD QUANTITY PER INCH | 14 |
| SPECIAL FEATURES | OUTSIDE ROUND DIA 1.418 IN. NOMINAL; OVERALL HEIGHT 0.875 IN. NOMINAL; ID 0.875 IN. MIN 0.910 IN. MAX; HEIGHT OF DOUBLE HEX 0.350 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, SELF-LOCKING, EXTENDED WASHER, DOUBLE HEXAGON, CRES, 180 KSI, 450 DEGREE F AND 800 DEGREE F |