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 5835-00-546-4898
NSN 5950-00-539-7172
NSN 5998-01-164-6833
NSN 5855-01-551-7923
NSN 6145-01-077-8960
NSN 5930-01-427-3676
NSN 5925-00-130-2586
NSN 5935-01-042-0546
NSN 5895-01-338-3032
NSN 6105-01-592-3866
NSN 5915-00-335-9553
NSN 5935-01-023-9554