| BORE NOMINAL DIAMETER | 0.253 INCHES COUNTERBORE, FIRST END |
| BORE STYLE | W/COUNTERBORE FIRST END |
| COUNTERBORE NOMINAL DEPTH | 0.385 INCHES COUNTERBORE, FIRST END |
| COUNTERBORE NOMINAL DIAMETER | 0.300 INCHES COUNTERBORE, FIRST END |
| FACE NOMINAL WIDTH | 0.445 INCHES |
| FACE TYPE | STRAIGHT |
| HARDNESS RATING | 52.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM OVERALL |
| HELIX ANGLE | 5.2500 DEGREES |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4340 OVERALL |
| NOMINAL OUTSIDE DIAMETER | 0.494 INCHES |
| PITCH DIAMETER | 0.4553 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | HUBLESS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-8837,TYPE 2,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE BODY |
| SURFACE TREATMENT | CADMIUM BODY |
| TEST DATA DOCUMENT | 81349-MIL-S-6868 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| THREAD FORM DIRECTION | LEFT-HAND |
| THREAD FORM QUANTITY | 2 |