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 5975-00-197-1416
NSN 7035-01-102-3788
NSN 6130-01-491-9864
NSN 6620-00-820-9616
NSN 6240-00-760-6323
NSN 5915-01-157-0977
NSN 5945-01-099-5155
NSN 5985-01-428-7295
NSN 5855-00-004-0904
NSN 5905-00-390-8836
NSN 5975-01-471-1540
NSN 6320-01-422-1212