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 5998-00-242-4068
NSN 6135-01-322-4655
NSN 6220-01-190-3743
NSN 6645-01-379-7725
NSN 5975-01-401-5355
NSN 5935-00-856-1631
NSN 6220-01-277-0549
NSN 6645-01-572-4475
NSN 5930-00-552-0848
NSN 5905-01-519-9021
NSN 6130-01-649-8053
NSN 5985-01-426-8726