| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM D1418 ASSN STD SINGLE MATERIAL RESPONSE SEALING ELEMENT |
| MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OUTER RING |
| MATERIAL | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | RING SEAL ASSEMBLY, PISTON TYPE |
| PROPRIETARY CHARACTERISTICS | PACS |