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 6650-00-936-7910
NSN 5835-01-346-7442
NSN 6610-01-626-2327
NSN 6240-01-641-9347
NSN 6685-01-622-6654
NSN 6650-00-084-4258
NSN 5999-00-516-8686
NSN 6240-01-283-0404
NSN 4140-00-103-6146
NSN 7035-01-429-7954
NSN 5960-00-108-5318
NSN 6150-00-939-4731