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 6620-01-297-5576
NSN 6105-00-503-5100
NSN 6130-00-939-2516
NSN 5975-01-654-7301
NSN 6320-01-547-2743
NSN 6135-01-231-4809
NSN 6150-01-444-4219
NSN 6620-01-223-5998
NSN 5945-01-609-5671
NSN 5965-01-385-7813
NSN 5920-01-510-3933
NSN 5960-00-057-9184