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 5905-01-236-6729
NSN 6105-01-424-2416
NSN 5945-01-492-9907
NSN 6110-01-302-5699
NSN 5945-01-387-0664
NSN 5990-01-107-1003
NSN 6150-00-368-9711
NSN 6105-01-263-6374
NSN 7035-00-270-5519
NSN 6150-00-007-8884
NSN 5996-01-547-3452
NSN 5990-01-393-4808