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 5965-00-055-8013
NSN 6135-01-151-2705
NSN 5985-00-046-1877
NSN 5920-01-200-6274
NSN 6220-00-289-9915
NSN 6240-00-126-4551
NSN 5855-01-088-8700
NSN 6685-00-973-9098
NSN 5910-01-535-6551
NSN 6650-01-136-1520
NSN 6150-01-159-9073
NSN 5920-01-158-4517