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 5925-00-918-1493
NSN 5965-01-394-8254
NSN 6105-00-395-7045
NSN 5985-01-069-2523
NSN 5915-00-032-9734
NSN 5915-01-137-6440
NSN 5925-01-411-6028
NSN 5835-01-504-0837
NSN 5960-01-273-2794
NSN 5835-01-207-6612
NSN 5920-01-604-5820
NSN 4140-01-204-2907