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 5999-01-462-4018
NSN 7035-01-253-7253
NSN 6320-01-240-4637
NSN 5910-01-641-1600
NSN 5985-00-789-8240
NSN 5999-01-143-3633
NSN 5985-00-963-8948
NSN 5915-00-919-9900
NSN 6135-01-296-1860
NSN 5920-01-585-3756
NSN 6110-00-557-8631
NSN 6105-01-503-8934