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 5996-00-079-0384
NSN 6240-01-115-8487
NSN 5998-01-269-2270
NSN 5915-01-053-5396
NSN 6105-00-683-5459
NSN 6620-00-160-0844
NSN 5945-01-427-3790
NSN 5975-01-381-2512
NSN 5905-01-415-0869
NSN 6220-01-448-2825
NSN 2925-01-273-4898
NSN 5910-01-394-5816