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 5835-01-495-0595
NSN 6685-00-336-3135
NSN 5925-00-736-0425
NSN 5965-00-938-2814
NSN 5945-00-971-9221
NSN 5960-00-334-4954
NSN 5950-01-495-3983
NSN 5965-00-137-2605
NSN 5950-00-548-1137
NSN 5950-01-392-1026
NSN 6240-01-082-8795
NSN 5999-01-225-9378