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 5895-01-502-3615
NSN 5996-01-069-2915
NSN 6220-01-200-7910
NSN 5930-01-139-2618
NSN 6220-00-364-1605
NSN 6130-01-165-9419
NSN 5960-01-560-8461
NSN 5935-01-134-2308
NSN 6150-00-862-1081
NSN 6105-00-161-8070
NSN 5999-01-334-6286
NSN 5960-01-107-5544