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 5996-00-591-2241
NSN 5975-01-447-2387
NSN 6145-01-486-9915
NSN 6610-00-159-1110
NSN 5945-00-113-4302
NSN 5945-01-578-4625
NSN 6685-01-421-6934
NSN 5920-01-498-2705
NSN 6685-01-179-7025
NSN 5930-01-387-9465
NSN 5855-01-467-3802
NSN 5935-01-290-7169