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 5925-00-859-7942
NSN 6150-01-190-6898
NSN 5998-01-150-4136
NSN 5999-01-563-2134
NSN 6685-01-179-3099
NSN 5930-01-157-9824
NSN 6685-01-289-4808
NSN 7035-01-506-0734
NSN 5910-01-371-3110
NSN 6650-01-161-1624
NSN 5910-01-142-9577
NSN 5965-01-615-5375