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 5905-01-447-2806
NSN 6220-01-016-8128
NSN 5910-01-557-7597
NSN 5920-01-504-9497
NSN 5996-00-814-7376
NSN 7035-00-565-9623
NSN 5935-00-585-5852
NSN 6105-01-141-5228
NSN 6110-01-187-8506
NSN 5835-01-485-0210
NSN 5895-01-392-3576
NSN 6130-00-095-6501