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 5855-01-114-3513
NSN 6650-00-629-8027
NSN 6130-01-055-6219
NSN 6320-00-089-9425
NSN 5998-00-938-6562
NSN 5855-00-256-5562
NSN 6145-01-412-1294
NSN 5855-01-594-4634
NSN 5996-01-207-0804
NSN 6105-01-264-1297
NSN 5915-01-425-6344
NSN 5950-01-425-4005