| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | PLATE |
| MATERIAL | STEEL COMP 4032 CAP |
| PLASTIC POLYHEXAMETHYLENE AMIDE LOCKING INSERT |
| STEEL COMP 4032 NUT |
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3B |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI4032 ASSN STD 1ST MATERIAL RESPONSE CAP |
| MIL-M-20693 COMPOSITION A TYPE 1 MIL SPEC 2ND MATERIAL RESPONSE LOCKING INSERT |
| AISI4032 ASSN STD 3RD MATERIAL RESPONSE NUT |
| SURFACE TREATMENT | CADMIUM OVERALL EXCEPT INSERT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| OVERALL HEIGHT | 0.718 INCHES MINIMUM AND |
| 0.780 INCHES MAXIMUM |
| NUT LENGTH | 0.883 INCHES MINIMUM AND |
| 0.913 INCHES MAXIMUM |
| PLATE THICKNESS | 0.075 INCHES MAXIMUM |
| NUT MOUNTING PROVISION | STRAIGHT HOLES |
| MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |
| MOUNTING HOLE DIAMETER | 0.130 INCHES MINIMUM AND |
| 0.135 INCHES MAXIMUM |
| DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.495 INCHES MINIMUM AND |
| 0.505 INCHES MAXIMUM |
| TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 80539 |
| DESIGN CONTROL REFERENCE | 22NA5K3-048 |