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 6320-00-790-4844
NSN 6685-01-458-8443
NSN 7035-01-294-2688
NSN 5985-01-450-8830
NSN 5910-01-472-2232
NSN 5905-01-101-4546
NSN 6320-01-352-5653
NSN 6320-01-062-7496
NSN 5915-00-180-8186
NSN 6320-00-857-4073
NSN 6620-00-392-9835
NSN 6220-00-707-5044