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 6150-01-441-2254
NSN 6105-00-557-0521
NSN 5910-00-089-3854
NSN 6645-01-367-2581
NSN 5895-00-874-0324
NSN 5950-00-844-5446
NSN 5985-01-449-0326
NSN 5910-01-593-9114
NSN 5835-00-174-7763
NSN 6110-00-108-6478
NSN 5930-01-152-2621
NSN 5895-01-350-1892