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 5965-00-189-9394
NSN 6610-01-137-5959
NSN 5960-01-142-1995
NSN 6220-01-285-5694
NSN 6645-01-587-0488
NSN 6240-00-813-6328
NSN 5915-01-660-9660
NSN 6620-00-803-2423
NSN 5895-00-758-4479
NSN 5999-01-176-8900
NSN 6685-01-202-8900
NSN 5855-01-068-3683