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 5910-01-023-2456
NSN 6320-01-082-2970
NSN 5965-00-518-0958
NSN 6105-00-066-2311
NSN 6135-01-142-6456
NSN 5998-01-486-7841
NSN 6240-00-431-4372
NSN 5855-01-539-0639
NSN 6645-00-385-3684
NSN 6130-01-290-0304
NSN 6150-00-546-5683
NSN 5965-01-088-1761