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 5985-01-152-2022
NSN 5935-00-272-9471
NSN 6645-01-142-2416
NSN 5915-01-390-0624
NSN 5855-01-563-9142
NSN 5915-00-411-7526
NSN 5965-01-273-3055
NSN 6220-00-262-7863
NSN 5985-00-337-6819
NSN 5998-01-294-4736
NSN 5985-01-537-5407
NSN 5996-00-025-8026