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 6135-01-442-7275
NSN 5895-01-396-5648
NSN 2925-00-886-4718
NSN 6685-01-356-0983
NSN 5945-00-054-6528
NSN 5996-01-103-9092
NSN 5915-01-385-1866
NSN 6110-00-225-1726
NSN 6645-01-579-2898
NSN 5895-00-263-3983
NSN 5960-00-269-4762
NSN 5996-00-244-5857