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 5930-00-410-4182
NSN 6240-00-388-6479
NSN 5915-00-780-5398
NSN 5999-01-112-0797
NSN 5835-00-984-1233
NSN 5945-00-327-2011
NSN 6150-01-469-2904
NSN 5998-01-655-1997
NSN 6685-01-605-8931
NSN 2925-01-197-7864
NSN 5895-01-385-4251
NSN 5985-00-061-6024