| ATTACHMENT METHOD | MOUNTING HOLE |
| BODY STYLE | PLAIN, SOLID |
| BODY RECESS NOMINAL DEPTH | 0.351 INCHES BOTH ENDS |
| BODY RECESS NOMINAL DIAMETER | 4.700 INCHES BOTH ENDS |
| BOLT HOLE CIRCLE NOMINAL DIAMETER | 5.700 INCHES AXIALLY THROUGH FLANGE |
| FLANGE NOMINAL DIAMETER | 6.250 INCHES |
| FLANGE NOMINAL THICKNESS | 0.200 INCHES |
| HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 4340 OVERALL |
| MOUNTING HOLE NOMINAL DIAMETER | 0.290 INCHES AXIALLY THROUGH FLANGE |
| MOUNTING HOLE TYPE AND QUANTITY | 8 PLAIN AXIALLY THROUGH FLANGE |
| NOMINAL OUTSIDE DIAMETER | 5.000 INCHES |
| NOMINAL OVERALL LENGTH | 2.601 INCHES |
| PITCH DIAMETER | 4.5833 INCHES NOMINAL |
| PRESSURE ANGLE | 20.0000 DEGREES |
| STYLE DESIGNATOR | RECESSED RING FLANGE TYPE HUG |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416C TYPE II CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| TEETH TYPE | SPUR |
| TEETH QUANTITY | 110 |