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 5935-01-649-9239
NSN 6620-01-517-0014
NSN 5935-01-467-1500
NSN 6240-00-580-0666
NSN 6645-01-252-8870
NSN 6645-01-093-5015
NSN 5935-01-158-4424
NSN 5835-01-017-7486
NSN 5945-01-647-8413
NSN 5996-01-585-3295
NSN 5999-01-625-8738
NSN 5945-01-083-2711