| MATERIAL | NICKEL ALLOY INSERT |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE INSERT |
| STYLE DESIGNATOR | LEFT INTERNAL AND RIGHT EXTERNAL THREAD |
| GROOVE DIAMETER | 0.405 INCHES MINIMUM AND |
| 0.415 INCHES MAXIMUM |
| GROOVE WIDTH | 0.260 INCHES NOMINAL |
| LENGTH | 1.400 INCHES NOMINAL |
| DISTANCE FROM END TO GROOVE | 0.680 INCHES NOMINAL |
| RIGHT SLOT WIDTH | 0.126 INCHES MINIMUM AND |
| 0.156 INCHES MAXIMUM |
| RIGHT SLOT DEPTH | 0.188 INCHES MINIMUM AND |
| 0.218 INCHES MAXIMUM |
| RIGHT PROJECTION DIAMETER | 0.493 INCHES MINIMUM AND |
| 0.503 INCHES MAXIMUM |
| RIGHT PROJECTION LENGTH | 0.280 INCHES MINIMUM AND |
| 0.300 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNF LEFT INTERNAL (INCLUDES THRU THREAD) |
| UNC RIGHT EXTERNAL |
| NOMINAL THREAD SIZE | 0.312 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) |
| 0.500 INCHES RIGHT EXTERNAL |
| THREAD QUANTITY PER INCH | 24 LEFT INTERNAL (INCLUDES THRU THREAD) |
| 13 RIGHT EXTERNAL |
| THREAD CLASS | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| 2A RIGHT EXTERNAL |
| THREAD DIRECTION | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| RIGHT-HAND RIGHT EXTERNAL |
| THREAD LENGTH | 1.000 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) |
| 0.680 INCHES NOMINAL RIGHT EXTERNAL |
| SPECIAL FEATURES | THE LOCKING SLOT FOR THE FORCED INSERTED PELLET ISLOCATED ON THE SIDE OF THE SHAFT IN THE THREADED AREA. |