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 6135-01-512-8740
NSN 5990-01-548-3711
NSN 6135-01-377-5729
NSN 6685-01-027-7061
NSN 5855-01-003-7102
NSN 5855-01-159-1654
NSN 5965-01-202-1007
NSN 7035-01-658-9769
NSN 4140-01-448-0120
NSN 6110-00-657-4739
NSN 6105-00-388-6572
NSN 6220-00-092-7758