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 5998-00-419-0425
NSN 6150-01-356-2933
NSN 5920-01-142-0039
NSN 6150-01-025-5191
NSN 5835-01-143-9143
NSN 5905-00-201-4964
NSN 5920-00-366-0111
NSN 6220-01-162-7954
NSN 5996-01-547-2045
NSN 5975-01-055-2290
NSN 6685-01-349-7075
NSN 5910-01-616-3821