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 5996-01-255-3281
NSN 6320-01-296-3181
NSN 2925-00-402-5582
NSN 6645-00-358-7379
NSN 6145-00-648-2726
NSN 6110-01-492-0145
NSN 6320-01-585-8468
NSN 5925-01-566-5577
NSN 5965-01-162-8689
NSN 5855-01-323-4940
NSN 5965-00-642-9879
NSN 6135-01-074-8220