| DRIVE POINT QUANTITY | 8 |
| HARDNESS RATING | 39.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| LUBRICATION | DRY FILM LUBRICANT |
| OVERALL HEIGHT | 0.430 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-19468 MIL SPEC SINGLE MATERIAL RESPONSE LOCKING INSERT |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6049,8740 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000,4340 MIL SPEC 2ND MATERIAL RESPONSE NUT |
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE LOCKING INSERT |
| MATERIAL | STEEL COMP 8740 OR STEEL COMP E4340 NUT |
| NOMINAL THREAD SIZE | 0.3125 INCHES |
| NUT STYLE | SPLINE DRIVE |
| WASHER OUTSIDE DIAMETER | 0.636 INCHES MAXIMUM |
| WASHER THICKNESS | 0.117 INCHES MINIMUM AND 0.127 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE II,CL3 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| SURFACE TREATMENT | CADMIUM OR CHROMATE NUT |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |