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 6105-01-389-8685
NSN 5905-01-563-1275
NSN 6650-01-181-6037
NSN 5910-00-773-8030
NSN 6685-01-310-8950
NSN 6240-01-640-9241
NSN 6650-00-256-9059
NSN 5920-01-458-1770
NSN 7035-00-312-3055
NSN 6610-01-571-8038
NSN 5930-01-471-1001
NSN 7035-01-340-9640