| LOCKING FEATURE | KEY INSERTS |
| OVERALL LENGTH | 2.125 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5734 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5737 ASSN STD SINGLE MATERIAL RESPONSE |
| MATERIAL | STEEL CORROSION RESISTING |
| NOMINAL THREAD SIZE | 0.250 INCHES NUT THREAD |
| NOMINAL THREAD SIZE | 0.375 INCHES STUD THREAD |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | STUD, LOCKED IN, KEY LOCKED, SELF BROACHING KEYS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE 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 | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM STUD THREAD |
| THREAD LENGTH | 0.530 INCHES MINIMUM AND 0.590 INCHES MAXIMUM NUT THREAD |
| THREAD QUANTITY PER INCH | 16 STUD THREAD |
| THREAD QUANTITY PER INCH | 28 NUT THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) STUD THREAD |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) NUT THREAD |