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 5990-01-517-7848
NSN 6610-01-207-0045
NSN 6645-00-536-1555
NSN 5960-01-315-6993
NSN 5990-00-395-5703
NSN 6240-00-197-6819
NSN 5965-01-652-9374
NSN 6620-01-300-2631
NSN 6320-01-618-7800
NSN 6645-00-973-3868
NSN 5945-00-581-9522
NSN 5935-00-161-0734