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 7035-01-373-6782
NSN 6650-01-633-9147
NSN 6685-01-521-2476
NSN 6645-01-620-0044
NSN 6620-00-382-8827
NSN 6610-01-037-4392
NSN 5905-00-877-5591
NSN 5945-01-063-3919
NSN 5996-01-647-0203
NSN 5985-01-467-7254
NSN 6320-01-220-2264
NSN 5905-01-059-5504