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 5975-00-307-4241
NSN 6320-00-483-0451
NSN 5835-01-263-1293
NSN 4140-00-800-7204
NSN 5975-01-183-6413
NSN 5996-00-715-5615
NSN 5945-00-114-7687
NSN 7035-01-110-9355
NSN 6220-01-242-9901
NSN 6650-00-828-6553
NSN 6105-01-246-0008
NSN 5855-01-134-7106