A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 5930-01-027-1082
NSN 6105-01-194-1283
NSN 6620-00-988-0976
NSN 7035-00-631-3782
NSN 5920-00-305-2867
NSN 6620-01-633-8443
NSN 6130-01-044-2671
NSN 6685-01-076-3500
NSN 6110-01-141-9107
NSN 6610-01-099-0303
NSN 6610-01-467-7068
NSN 6610-00-488-9528