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 5925-01-419-0832
NSN 5945-01-576-8492
NSN 5925-01-562-8600
NSN 7035-01-578-6909
NSN 6240-01-110-8265
NSN 6220-00-483-4044
NSN 5945-01-485-7638
NSN 5895-00-079-2055
NSN 6110-01-035-5735
NSN 5920-00-144-8031
NSN 6320-00-788-5297
NSN 4140-00-211-5970