| FEATURES PROVIDED | INTERNAL THREAD LOCKING |
| FULL INTERNAL THREAD LENGTH | 1.145 INCHES MINIMUM AND 1.155 INCHES MAXIMUM |
| INSERT SIZE | 1.250-12UNF-2A |
| INTERNAL THREAD RELIEF DEPTH | 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM |
| LENGTH | 1.235 INCHES MINIMUM AND 1.265 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE AMS5640 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A582/A582M AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 303 OVERALL |
| NOMINAL THREAD SIZE | 1.250 INCHES |
| SPECIAL FEATURES | DRY FILM LUBRICATION |
| STYLE DESIGNATOR | GROOVED KEYLOCK |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SAE AMS2700 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.250 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 12 |
| THREAD SERIES DESIGNATOR | UNF |