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 2925-00-928-5931
NSN 5990-00-964-6422
NSN 6240-00-383-2573
NSN 6320-00-831-2227
NSN 6685-01-310-7193
NSN 6240-01-512-8129
NSN 5910-00-203-5856
NSN 5915-01-573-5980
NSN 5945-01-657-0207
NSN 6220-00-602-2854
NSN 5895-00-323-0642
NSN 6685-01-463-8335