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 5945-00-561-7868
NSN 6650-01-449-2334
NSN 5910-01-521-2872
NSN 6130-01-648-4857
NSN 6645-01-416-2468
NSN 6110-00-780-7152
NSN 7035-01-080-3392
NSN 5835-00-239-9619
NSN 5996-01-051-6472
NSN 7035-01-209-6325
NSN 5945-00-822-0058
NSN 5999-01-323-6676