| STYLE DESIGNATOR | PLAIN FLANGED |
| FLANGE DIAMETER | 3.000 INCHES NOMINAL |
| BODY OUTSIDE DIAMETER | 2.110 INCHES NOMINAL |
| FLANGE SEAT TO DISK END HEIGHT | 0.280 INCHES NOMINAL |
| UNDER FLANGE HEIGHT | 3.070 INCHES NOMINAL |
| BODY STEPPED INSIDE DIAMETER | 1.500 INCHES NOMINAL FIRST STEP |
| 1.136 INCHES NOMINAL SECOND STEP |
| 1.040 INCHES NOMINAL THIRD STEP |
| MATERIAL | ALUMINUM ALLOY OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS4129 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS4150 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS4117 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SEATING SURFACE SHAPE | FLAT |
| SPECIAL FEATURES | HEX FLANGE 2.625 IN. ACROSS FLATS,6 HOLES THRU THREE 0.293 IN. MAX ANDTHREE 0.160 IN. MAX |