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 2925-01-432-8452
NSN 6110-01-311-3294
NSN 6145-01-613-1046
NSN 4140-00-824-4521
NSN 6240-01-578-6227
NSN 5910-00-106-0916
NSN 5998-00-930-4467
NSN 5895-01-054-6492
NSN 6650-01-483-2399
NSN 5950-00-812-8147
NSN 5999-01-493-5170
NSN 5905-01-446-7773