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 spark-ignition internal combustion piston engines, nesoi
NSN 5999-01-388-2942
NSN 5855-00-014-5008
NSN 6240-00-938-8687
NSN 6685-01-163-9556
NSN 6620-00-728-3445
NSN 6220-00-541-8515
NSN 6145-01-511-3697
NSN 6645-01-333-9336
NSN 6620-00-299-2530
NSN 5915-00-114-1481
NSN 6240-01-446-2503
NSN 5960-00-447-0689