| DISTANCE FROM END OF STUD END THREADS TO NUT END | 1.095 INCHES MINIMUM AND 1.155 INCHES MAXIMUM |
| LOCKING FEATURE | RING, LOCK KEYED |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR AMS 6322 ASSN STD 2ND MATERIAL RESPONSE |
| MATERIAL | STEEL COMP 4140 OR STEEL COMP 8740 |
| NOMINAL THREAD SIZE | 0.375 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.500 INCHES STUD THREAD |
| OVERALL LENGTH | 1.625 INCHES NOMINAL |
| 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 STUD THREAD |
| THREAD CLASS | 3A NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND NUT THREAD |
| THREAD DIRECTION | RIGHT-HAND STUD THREAD |
| THREAD LENGTH | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM STUD THREAD |
| THREAD LENGTH | 0.610 INCHES MINIMUM AND 0.670 INCHES MAXIMUM NUT THREAD |
| THREAD QUANTITY PER INCH | 13 STUD THREAD |
| THREAD QUANTITY PER INCH | 16 NUT THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| THREAD SERIES DESIGNATOR | UNJC NUT THREAD |