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 6135-01-101-5039
NSN 5960-00-441-5147
NSN 5945-01-420-3443
NSN 7035-01-443-3052
NSN 5998-01-040-8585
NSN 2925-01-600-2309
NSN 6320-00-925-0558
NSN 5895-01-546-3873
NSN 6320-00-593-0379
NSN 6220-01-350-5839
NSN 6685-01-386-2662
NSN 5855-01-184-8089