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 pumps for liquids
NSN 5930-01-442-5656
NSN 5910-01-260-7214
NSN 6240-01-358-8857
NSN 6220-01-085-4947
NSN 5925-00-332-0018
NSN 5915-01-256-1543
NSN 5960-00-275-7497
NSN 5990-00-081-1266
NSN 5895-01-145-4419
NSN 5950-00-171-2894
NSN 5835-00-491-3834
NSN 5930-01-418-0965