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 5990-00-752-2126
NSN 5996-00-435-3585
NSN 6150-00-140-2508
NSN 6105-01-381-2012
NSN 6685-01-023-7415
NSN 6685-01-304-7157
NSN 5855-00-987-1171
NSN 5915-01-578-6153
NSN 6105-01-607-4306
NSN 5920-01-227-9097
NSN 6105-01-571-2072
NSN 5915-00-934-3446