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 5999-01-493-1662
NSN 5965-00-246-5612
NSN 6620-01-152-0936
NSN 5985-00-699-1713
NSN 5910-01-422-7427
NSN 5915-01-185-7510
NSN 5930-01-030-7183
NSN 5930-01-031-4714
NSN 6320-01-466-4175
NSN 6130-00-985-5345
NSN 5915-01-346-3040
NSN 5998-00-246-4044