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 6610-00-980-0518
NSN 5985-00-710-5473
NSN 5985-00-604-8557
NSN 6320-01-021-6633
NSN 6320-00-106-7259
NSN 6685-00-562-7902
NSN 6110-01-379-7187
NSN 5996-01-448-0920
NSN 5915-01-500-2147
NSN 6135-01-260-1100
NSN 5999-01-155-6251
NSN 5895-01-392-5537