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 5855-00-494-9581
NSN 5895-01-498-5236
NSN 6130-01-437-6510
NSN 5960-01-240-3266
NSN 5996-01-495-0763
NSN 5945-01-657-0207
NSN 5935-01-595-6930
NSN 6105-01-464-3777
NSN 5910-00-891-2880
NSN 5996-01-449-0666
NSN 5945-01-121-8042
NSN 5998-00-073-9393