| DISTANCE FROM END OF STUD END THREADS TO NUT END | 0.375 INCHES NOMINAL |
| LOCKING FEATURE | RING, LOCK KEYED |
| OVERALL LENGTH | 0.750 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE AND MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 420 AND STEEL COMP 4140 |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD B |
| NOMINAL THREAD SIZE | 0.375 INCHES NUT THREAD A |
| STYLE DESIGNATOR | LOCKED IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 2A NUT THREAD A |
| THREAD CLASS | 3A NUT THREAD B |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD A |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD B |
| THREAD LENGTH | 0.375 INCHES NOMINAL NUT THREAD A |
| THREAD LENGTH | 0.375 INCHES NOMINAL NUT THREAD B |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) NUT THREAD A |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) NUT THREAD B |
| THREAD QUANTITY PER INCH | 16 NUT THREAD A |
| THREAD QUANTITY PER INCH | 28 NUT THREAD B |