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 5925-01-377-5849
NSN 5975-00-534-8756
NSN 5945-00-430-7969
NSN 6650-00-583-1735
NSN 5910-01-310-3092
NSN 6620-00-197-5130
NSN 5915-01-593-8937
NSN 6150-01-363-4805
NSN 5855-01-389-8884
NSN 6610-00-816-3621
NSN 5835-01-232-6904
NSN 5999-01-416-4435