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 6645-01-071-0727
NSN 6685-00-342-9408
NSN 6110-01-315-4336
NSN 5935-00-997-6879
NSN 5985-00-827-1061
NSN 6130-01-055-6846
NSN 6110-00-843-8886
NSN 6145-01-218-6029
NSN 5945-01-101-4358
NSN 6110-01-117-1918
NSN 6105-01-112-9976
NSN 6645-01-605-8796