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 6620-01-429-9115
NSN 5945-01-302-0728
NSN 5920-01-576-6369
NSN 6220-00-425-1293
NSN 6110-01-263-2104
NSN 6220-00-130-6215
NSN 5920-01-547-8757
NSN 5999-01-246-8592
NSN 5910-00-815-8937
NSN 6220-01-085-4947
NSN 5945-00-873-6908
NSN 6320-01-631-7828