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 6610-00-247-5200
NSN 5999-00-701-4815
NSN 6135-01-359-5798
NSN 5895-01-313-7749
NSN 5960-00-432-8989
NSN 5960-00-404-2126
NSN 5975-00-813-1968
NSN 6105-01-248-0188
NSN 5965-01-157-2403
NSN 6685-01-374-4036
NSN 5985-01-468-5163
NSN 6135-01-333-2540