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 5935-00-369-1092
NSN 5960-00-132-3104
NSN 6685-01-193-1733
NSN 5910-00-060-3093
NSN 2925-01-399-2765
NSN 5945-01-361-8845
NSN 6320-01-449-1014
NSN 5935-01-145-4620
NSN 5998-00-269-5444
NSN 5996-01-633-7979
NSN 6620-01-594-6311
NSN 7035-01-422-4642