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 6150-00-671-4789
NSN 5915-01-037-6219
NSN 5925-00-068-6736
NSN 5945-00-287-8022
NSN 6610-01-219-8656
NSN 6105-00-004-8962
NSN 5996-01-420-4187
NSN 5910-00-235-4441
NSN 5985-01-353-0099
NSN 5996-01-360-7116
NSN 5835-00-469-3395
NSN 6645-00-239-2472