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 5835-01-659-9851
NSN 6645-01-008-2720
NSN 6685-01-367-2927
NSN 5985-01-634-0635
NSN 5975-01-634-0678
NSN 6105-00-596-9962
NSN 5945-01-366-4735
NSN 5935-00-806-5600
NSN 5930-01-285-7920
NSN 5985-01-012-1515
NSN 5960-01-350-5332
NSN 5925-01-069-3204