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 5990-01-386-5561
NSN 5975-00-267-8061
NSN 5895-01-656-6806
NSN 5960-01-214-0951
NSN 5960-01-200-4621
NSN 7035-01-616-7590
NSN 5895-01-658-7331
NSN 6150-01-110-6588
NSN 5915-01-604-8791
NSN 5920-01-188-8833
NSN 7035-01-198-1512
NSN 5990-01-571-7468