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 5965-01-204-8505
NSN 6650-01-057-0695
NSN 5920-01-096-1864
NSN 5975-01-069-3236
NSN 2925-00-001-4604
NSN 5950-01-315-6554
NSN 5996-01-481-2630
NSN 6220-01-573-4361
NSN 5925-01-519-8048
NSN 6145-00-884-8112
NSN 6650-00-854-0265
NSN 5975-01-269-0283