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 6610-01-431-6867
NSN 6105-01-114-3397
NSN 6645-00-130-8464
NSN 5999-00-166-3487
NSN 5905-00-469-5942
NSN 6105-01-426-7906
NSN 5895-01-445-9661
NSN 5835-01-029-0205
NSN 5996-01-544-0135
NSN 6320-01-411-9222
NSN 6220-01-290-4739
NSN 6320-01-441-2438