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 6645-00-061-1885
NSN 5999-01-519-9135
NSN 6320-01-378-6191
NSN 5999-00-033-9607
NSN 6685-01-526-6981
NSN 5895-01-257-8953
NSN 5835-01-050-9509
NSN 6320-00-731-6134
NSN 6150-00-482-7299
NSN 6645-00-287-9192
NSN 5950-00-102-6192
NSN 6145-01-389-0834