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 5965-00-111-2073
NSN 6240-01-224-6941
NSN 5985-01-044-9329
NSN 6150-01-544-7606
NSN 5975-01-374-8427
NSN 5855-01-587-7608
NSN 6135-00-043-0021
NSN 6320-01-157-9076
NSN 6240-00-010-1124
NSN 6150-01-393-6412
NSN 5965-01-640-7104
NSN 5925-00-156-4044