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 5960-01-167-8796
NSN 6685-00-428-6323
NSN 6150-00-794-8714
NSN 5855-01-437-6161
NSN 5855-00-548-4742
NSN 6240-01-363-2168
NSN 5925-00-990-3597
NSN 6105-01-106-3221
NSN 5855-00-610-4052
NSN 6150-01-306-8468
NSN 5935-00-115-0039
NSN 5998-01-397-7700