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 5935-01-484-0698
NSN 6685-01-004-9356
NSN 6610-00-811-6070
NSN 5895-01-305-9571
NSN 5910-01-495-9053
NSN 6650-00-862-7143
NSN 5999-00-151-9955
NSN 6645-01-025-1002
NSN 5835-01-464-2662
NSN 6620-00-104-6937
NSN 5835-01-495-0595
NSN 5945-01-016-5358