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 6135-00-295-2614
NSN 5915-01-470-8879
NSN 5945-01-227-5525
NSN 5965-01-388-3492
NSN 6135-01-357-0621
NSN 5996-00-409-9683
NSN 6320-01-659-2819
NSN 5950-01-365-6539
NSN 5975-00-278-7437
NSN 5915-01-453-4298
NSN 6130-01-411-6089
NSN 6685-00-293-4444