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 5996-00-613-1761
NSN 5965-01-016-1606
NSN 6685-01-442-8036
NSN 5935-00-036-1329
NSN 5999-00-212-4899
NSN 5835-01-044-2628
NSN 2925-01-221-1191
NSN 4140-00-992-6215
NSN 5960-00-451-5824
NSN 5920-01-359-1197
NSN 5975-01-563-5112
NSN 6150-00-449-0536