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 5835-00-711-3371
NSN 6145-00-301-9124
NSN 5990-00-816-9289
NSN 5855-00-151-3853
NSN 5975-01-429-4034
NSN 5985-01-067-8041
NSN 5999-01-463-2867
NSN 5990-00-147-3144
NSN 5925-00-859-7942
NSN 5835-00-518-2740
NSN 5990-00-229-4647
NSN 5835-00-833-7080