| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.375 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5737, A286 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| AMS 5525, A286 ASSN STD SINGLE MATERIAL RESPONSE WASHER |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| NUT STYLE | FLAT WITH TURNED UP EDGE |
| WASHER OUTSIDE DIAMETER | 0.660 INCHES MAXIMUM |
| OVERALL HEIGHT | 0.341 INCHES MINIMUM AND |
| 0.361 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.430 INCHES MINIMUM AND |
| 0.439 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| SPECIAL FEATURES | NUT IS HEAT TREATED TO 160 KSI MIN IAW MIL-H-6875; WASHER IS HEAT TREATED TO 140 KSI MIN IAW MIL-H-6875 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT,SELF-LOCKING,CAPTIVE WASHER,SHEAR TYPE |