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 5985-00-188-9665
NSN 6685-01-195-5354
NSN 6645-01-413-8003
NSN 5999-01-547-5532
NSN 6145-01-618-0725
NSN 6145-01-519-6280
NSN 6150-00-526-3720
NSN 4140-00-170-5152
NSN 6320-01-148-8125
NSN 5990-01-504-9265
NSN 5975-00-655-4103
NSN 5975-01-200-7710