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 5910-01-512-8782
NSN 5950-01-015-1733
NSN 5895-00-050-6612
NSN 5915-00-320-6989
NSN 5930-01-310-4927
NSN 5915-00-989-5676
NSN 5920-00-149-0013
NSN 5855-01-100-3272
NSN 6105-00-901-0673
NSN 6610-01-462-5980
NSN 5960-01-535-1743
NSN 5950-01-309-9304