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 5985-01-115-0020
NSN 5950-00-176-2874
NSN 6240-00-445-4765
NSN 5950-01-361-9148
NSN 5985-01-138-8169
NSN 6240-00-960-2884
NSN 5945-00-934-9045
NSN 6320-01-338-6006
NSN 6320-01-310-8068
NSN 6105-01-188-0246
NSN 2925-01-087-4184
NSN 5935-01-139-3387