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 6105-01-452-5274
NSN 6130-01-322-6420
NSN 6320-01-600-5808
NSN 5950-00-586-5736
NSN 2925-01-501-1104
NSN 5925-01-364-9184
NSN 5998-00-424-6874
NSN 5975-00-633-8532
NSN 5998-01-392-1324
NSN 5945-01-073-5791
NSN 7035-01-659-8502
NSN 2925-01-627-6568