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 5935-01-016-9950
NSN 7035-01-380-6538
NSN 5996-01-013-8824
NSN 6130-00-295-2296
NSN 5910-01-421-8018
NSN 5996-01-615-1846
NSN 6105-01-555-8232
NSN 5999-01-483-9941
NSN 6130-01-085-8853
NSN 5920-00-189-0858
NSN 5960-01-252-8821
NSN 5960-01-115-4088