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 5835-00-794-7500
NSN 5920-00-903-8503
NSN 6645-01-463-4314
NSN 6620-01-189-8153
NSN 5930-00-778-7337
NSN 5855-00-466-2309
NSN 5905-01-476-8224
NSN 5855-01-513-9601
NSN 5945-01-240-0459
NSN 6610-00-983-4482
NSN 7035-00-270-5519
NSN 5835-01-355-3654