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 7035-00-371-7749
NSN 7035-01-261-6779
NSN 5945-00-231-6543
NSN 6320-01-629-1277
NSN 5835-01-111-0969
NSN 5905-00-407-0331
NSN 5985-01-331-5999
NSN 6105-01-008-4452
NSN 5905-01-634-0595
NSN 6105-01-552-9429
NSN 6610-01-141-7014
NSN 6610-01-487-6843