| BODY STEPPED INSIDE DIAMETER | 0.201 INCHES NOMINAL THIRD STEP |
| BODY STEPPED INSIDE DIAMETER | 0.313 INCHES NOMINAL FIRST STEP |
| BODY STEPPED INSIDE DIAMETER | 0.316 INCHES NOMINAL SECOND STEP |
| FLANGE DIAMETER | 0.672 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.094 INCHES NOMINAL |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL | STEEL COMP 4140 OVERALL |
| NOMINAL THREAD SIZE | 0.500 INCHES SINGLE THREADED PORTION |
| SPECIAL FEATURES | 0.375 IN. ACROSS FLATS,0.156 IN. LG HEX WRENCHING FEATURE FLANGE END; FOUR 0.062 IN. DIA HOLES 90 DEG APART DRILLED THRU BODY PERPENDICULAR TO BORE BETWEEN THD PORTION AND FLANGE |
| SEATING SURFACE SHAPE | FLAT |
| STYLE DESIGNATOR | THREADED FLANGED |
| THREAD CLASS | 3A SINGLE THREADED PORTION |
| THREAD LENGTH | 0.344 INCHES NOMINAL SINGLE THREADED PORTION |
| THREAD SERIES DESIGNATOR | UNF SINGLE THREADED PORTION |
| UNDER FLANGE HEIGHT | 0.594 INCHES NOMINAL |