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 6145-00-132-4800
NSN 5950-01-389-8299
NSN 7035-01-339-3665
NSN 6620-01-150-9400
NSN 6320-01-329-2297
NSN 4140-01-255-5085
NSN 5835-00-170-5238
NSN 5975-01-388-7431
NSN 6320-01-300-7994
NSN 5965-01-395-6368
NSN 6685-01-455-0025
NSN 5935-01-527-2866