| FEATURES PROVIDED | INDIVIDUALLY KEYED |
| FULL INTERNAL THREAD LENGTH | 0.430 INCHES MINIMUM |
| INSERT SIZE | 0.500-13 UNC-2A |
| INTERNAL THREAD RELIEF DEPTH | 0.070 INCHES NOMINAL |
| LENGTH | 0.500 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5626 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4130 OR STEEL COMP 4140 OVERALL |
| NOMINAL THREAD SIZE | 0.3750 INCHES |
| SPECIFICATION/STANDARD DATA | 80205-NAS1394 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| STYLE DESIGNATOR | GROOVED KEYLOCK |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3B |
| THREAD SERIES DESIGNATOR | UNJF |
| THREAD QUANTITY PER INCH | 24 |