| CROSS-SECTIONAL SHAPE STYLE | SQUARE/RECTANGULAR BOTTOM RING |
| CROSS-SECTIONAL SHAPE STYLE | SQUARE/RECTANGULAR TOP RING |
| CROSS-SECTIONAL SHAPE STYLE | TEE INTERMEDIATE RING |
| HEIGHT | 0.250 INCHES NOMINAL |
| INSIDE DIAMETER | 8.000 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | 30781.4205 COMPOUND MFR REF SINGLE MATERIAL RESPONSE INTERMEDIATE RING |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PISTON T-SEAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | PEEK MFR REF SINGLE MATERIAL RESPONSE BOTTOM RING |
| MATERIAL DOCUMENT AND CLASSIFICATION | PEEK MFR REF SINGLE MATERIAL RESPONSE TOP |
| MATERIAL | PLASTIC BOTTOM RING |
| MATERIAL | RUBBER FLUOROCARBON CLASS FPM INTERMEDIATE RING |
| MATERIAL | PLASTIC TOP RING |
| OUTSIDE DIAMETER | 8.500 INCHES NOMINAL |