| DRIVE SURFACE SIZE | 0.503 INCHES MINIMUM AND 0.511 INCHES MAXIMUM SINGLE END |
| DRIVE END SHAPE | SQUARE SINGLE END INTERNAL |
| ANGLE BETWEEN LUGS | 89.0 DEGREES MINIMUM AND 91.0 DEGREES MAXIMUM |
| FUNCTIONAL DESCRIPTION | WRENCH-BEARING LOCKNUT,GAS PRODUCER,REPLMT OF 1ST STAGE TURBINE NOZZLE |
| LUG LENGTH | 0.190 INCHES MINIMUM AND 0.210 INCHES MAXIMUM |
| LUG WIDTH | 0.155 INCHES MINIMUM AND 0.160 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.109 INCHES MINIMUM AND 1.141 INCHES MAXIMUM |
| OVERALL LENGTH | 1.859 INCHES MINIMUM AND 1.891 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | FED STD 66 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4340 OVERALL |
| OPENING DIAMETER | 0.862 INCHES MINIMUM AND 0.866 INCHES MAXIMUM |
| STYLE DESIGNATOR | LUG |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2500 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | NICKEL OR PHOSPHATE OR OXIDE OVERALL |