| FASTENER LENGTH | 4.50 INCHES NOMINAL |
| HEAD HEIGHT | 0.591 INCHES MINIMUM AND 0.627 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| LOCKING FEATURE | MATERIAL IN THREADS LOCKING FEATURE |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE FASTENER |
| MATERIAL | NICKEL ALLOY 500 FASTENER |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | HEX CAP SCREW |
| NOMINAL THREAD DIAMETER | 1.00 INCHES |
| SPECIAL FEATURES | LOCKING ELEMENT IAW MIL-F-8961 OR MIL-DTL-18240 |
| SPECIFICATION/STANDARD DATA | 81349-MIL-DTL-1222J GOVERNMENT SPECIFICATION |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 2.25 INCHES MINIMUM |
| THREAD QUANTITY PER INCH | 8 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| WIDTH BETWEEN FLATS | 1.469 INCHES MINIMUM AND 1.500 INCHES MAXIMUM |