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 5945-01-617-3739
NSN 6150-01-128-1558
NSN 5985-01-466-5440
NSN 6610-00-278-7647
NSN 6685-01-310-6642
NSN 6650-01-066-0420
NSN 4140-00-494-2569
NSN 5935-01-408-9729
NSN 6650-01-148-3499
NSN 5985-01-524-9370
NSN 5935-00-922-0741
NSN 5945-01-010-7931