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 5925-01-161-9292
NSN 5999-01-419-7860
NSN 5975-01-146-4796
NSN 5905-00-915-5839
NSN 7035-01-633-9537
NSN 6320-00-456-2092
NSN 6320-00-937-5625
NSN 5920-00-050-4976
NSN 5910-00-561-3233
NSN 6650-01-371-3551
NSN 4140-01-625-2804
NSN 6320-01-607-0347