| FEATURES PROVIDED | INDIVIDUALLY KEYED |
| FULL INTERNAL THREAD LENGTH | 0.250 INCHES NOMINAL |
| INSERT SIZE | 7/16-20 UNF 2A |
| INTERNAL THREAD RELIEF DEPTH | 0.150 INCHES NOMINAL |
| LENGTH | 0.385 INCHES MINIMUM AND 0.415 INCHES MAXIMUM |
| NOMINAL THREAD SIZE | 0.190 INCHES |
| SPECIFICATION/STANDARD DATA | 81205-BACS13AB MANUFACTURERS SPECIFICATION |
| STYLE DESIGNATOR | KEYLOCK |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| THREAD CLASS | 3B |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |