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 5985-00-180-5828
NSN 6650-01-186-5762
NSN 6320-00-004-9158
NSN 5915-01-521-0294
NSN 5975-01-258-5941
NSN 6135-01-074-8220
NSN 5910-01-009-8963
NSN 6240-01-272-4632
NSN 5996-01-358-8074
NSN 6135-01-039-2882
NSN 6645-01-394-5149
NSN 5996-01-044-6958