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 5999-00-575-0824
NSN 5998-01-500-9398
NSN 6610-01-425-1523
NSN 6130-00-563-4771
NSN 5965-01-131-4078
NSN 6135-01-164-3561
NSN 6650-01-578-7192
NSN 5945-01-013-2794
NSN 5985-01-349-9183
NSN 6620-00-764-6626
NSN 5895-01-481-7416
NSN 5985-01-442-1736