| DRILLED HOLE DIAMETER | 0.120 INCHES NOMINAL |
| HOLE TYPE AND QUANTITY | 0 DRILLED |
| LOCKING FEATURE | FREE-RUNNING ALL METAL DESIGN |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4140 OR STEEL COMP 8740 OVERALL |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| NUT COUNTERBORE DEPTH | 0.140 INCHES NOMINAL BASE |
| NUT HEIGHT | 0.432 INCHES MINIMUM AND 0.472 INCHES MAXIMUM |
| NUT LENGTH | 1.022 INCHES NOMINAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| PLATE THICKNESS | 0.020 INCHES MINIMUM AND 0.030 INCHES MAXIMUM |
| PLATE WIDTH | 0.544 INCHES NOMINAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYII,CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| TEMP RATING | 450.0 CELSIUS NOMINAL |
| THREAD CLASS | A3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |