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 5930-01-365-0388
NSN 5905-00-073-6726
NSN 5960-01-122-2686
NSN 6220-01-141-7709
NSN 5985-00-835-1218
NSN 5990-01-431-3725
NSN 6220-01-086-0052
NSN 5915-01-649-5697
NSN 6105-01-428-6075
NSN 6130-00-938-3740
NSN 7035-01-379-6978
NSN 6620-00-149-7557