| HARDNESS RATING | 24.0 ROCKWELL C MINIMUM |
| OVERALL LENGTH | 4.000 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE |
| MATERIAL | NICKEL ALLOY K-500 |
| NOMINAL THREAD SIZE | 0.500 INCHES LOCATION NOT OTHERWISE SPECIFIED |
| NONDEFINITIVE SPEC/STD DATA | 4 TYPE |
| SPECIFICATION/STANDARD DATA | 81349-MIL-S-1222 GOVERNMENT SPECIFICATION |
| THREAD CLASS | 3A LOCATION NOT OTHERWISE SPECIFIED |
| THREAD DIRECTION | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED |
| THREAD QUANTITY PER INCH | 13 LOCATION NOT OTHERWISE SPECIFIED |