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 5950-00-491-4840
NSN 5985-01-612-4972
NSN 5945-01-054-1799
NSN 5950-01-154-2158
NSN 5965-00-113-9748
NSN 6240-01-649-4420
NSN 6110-01-412-9334
NSN 5996-00-688-2654
NSN 4140-00-846-4786
NSN 5910-01-456-7102
NSN 6110-01-217-4238
NSN 2925-01-079-6229