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 7035-01-432-9034
NSN 6110-00-568-9754
NSN 5960-00-178-0968
NSN 2925-01-573-1067
NSN 6150-01-297-9638
NSN 6620-01-110-2754
NSN 2925-01-057-6993
NSN 5910-01-381-8619
NSN 6320-01-323-7565
NSN 6610-01-536-4056
NSN 5905-00-932-3142
NSN 5965-00-822-3284