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 5910-01-516-1118
NSN 5930-01-210-9176
NSN 2925-00-585-9861
NSN 5985-01-401-5387
NSN 5960-01-177-7406
NSN 6650-01-063-8356
NSN 6130-01-210-0498
NSN 6110-00-734-4692
NSN 5945-01-441-9370
NSN 4140-00-604-4826
NSN 5915-01-473-7193
NSN 6320-01-540-4885