| STYLE DESIGNATOR | PLAIN FLANGED |
| FLANGE DIAMETER | 0.677 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 0.433 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.050 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 0.400 INCHES NOMINAL |
| BODY STEPPED INSIDE DIAMETER | 0.174 INCHES NOMINAL FIRST STEP |
| 0.106 INCHES NOMINAL SECOND STEP |
| 0.308 INCHES NOMINAL THIRD STEP |
| MATERIAL | STEEL COMP 15-5PH OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5659 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SEATING SURFACE SHAPE | FLAT |
| SPECIAL FEATURES | USED ON NSN 4810011237254 VALVE,F16 AIRCRAFT |