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 5895-00-216-5849
NSN 5835-00-943-2763
NSN 6240-00-800-4668
NSN 5960-01-054-9639
NSN 5915-01-206-5056
NSN 6650-01-459-8703
NSN 6135-01-364-2738
NSN 2925-00-422-5159
NSN 5905-00-007-5519
NSN 6650-01-372-7577
NSN 5999-01-250-3487
NSN 5930-01-541-9350