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 for compression-ignition internal combustion piston engines (diesel), nesoi
NSN 6320-01-335-8336
NSN 6645-00-269-2764
NSN 2925-01-535-7235
NSN 5930-01-647-6032
NSN 6685-01-364-6997
NSN 5915-00-126-5062
NSN 5999-01-244-9805
NSN 5945-00-928-1194
NSN 5905-01-420-5960
NSN 5910-00-279-1981
NSN 5905-01-302-1981
NSN 6610-01-018-4428