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 5895-01-210-5239
NSN 5920-01-153-7487
NSN 6620-00-185-1671
NSN 5905-01-471-3234
NSN 6685-00-306-5604
NSN 6130-01-364-7216
NSN 5910-01-314-1927
NSN 5998-01-652-4822
NSN 5975-00-387-6515
NSN 5945-01-055-6968
NSN 5855-01-540-7413
NSN 6110-00-305-2838