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 5895-01-652-7613
NSN 5985-00-303-5545
NSN 5998-01-535-7657
NSN 6620-00-727-8043
NSN 7035-00-003-7518
NSN 5960-01-025-2526
NSN 5965-01-423-5159
NSN 5945-00-369-0918
NSN 6220-01-106-3215
NSN 6240-01-260-3597
NSN 6320-00-405-2348
NSN 5925-00-726-8085