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 6620-01-335-9813
NSN 5855-01-234-5346
NSN 5960-01-544-1273
NSN 5855-00-494-9581
NSN 5915-01-563-1323
NSN 5835-00-378-1429
NSN 6110-01-204-0698
NSN 6320-01-582-6668
NSN 5960-01-505-2426
NSN 5910-00-990-6840
NSN 6320-01-392-6922
NSN 5925-00-163-6982