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 7035-01-485-0269
NSN 5950-01-230-7879
NSN 5855-01-249-0717
NSN 5895-00-038-7408
NSN 6650-01-399-8552
NSN 6105-01-528-8297
NSN 6110-00-271-9928
NSN 6620-01-332-8903
NSN 6150-01-192-2542
NSN 6685-01-359-5732
NSN 5920-01-295-1268
NSN 6685-01-202-8900