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 6240-01-355-4425
NSN 6620-01-531-3250
NSN 5998-01-391-6832
NSN 5855-00-252-5743
NSN 5945-01-626-3894
NSN 5999-01-053-1554
NSN 6135-01-653-6113
NSN 5915-01-531-7868
NSN 5855-01-520-4985
NSN 5950-01-096-7409
NSN 6240-01-603-7230
NSN 6150-01-518-3300