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 5925-00-915-1204
NSN 6110-01-166-7220
NSN 5895-00-869-1577
NSN 5835-00-193-8951
NSN 5950-01-319-9119
NSN 6110-01-248-1751
NSN 5905-01-146-4352
NSN 5915-01-379-1482
NSN 5835-01-268-1924
NSN 5945-01-591-2499
NSN 6610-00-862-8540
NSN 5835-00-185-4919