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 5835-01-461-8184
NSN 5905-00-051-2316
NSN 5998-01-055-0425
NSN 6145-01-496-9867
NSN 5999-01-092-3536
NSN 5950-01-100-2106
NSN 5915-01-592-3411
NSN 6610-00-499-4642
NSN 5930-00-270-4986
NSN 5999-01-088-8386
NSN 5895-01-375-2592
NSN 6220-01-063-7287