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 5990-01-633-9503
NSN 5990-00-754-2842
NSN 5855-00-167-7893
NSN 5945-01-108-9317
NSN 5855-01-558-6216
NSN 5945-01-277-6063
NSN 5855-01-052-3678
NSN 5935-00-585-5852
NSN 5950-01-648-7781
NSN 5855-00-361-0167
NSN 6685-01-310-8950
NSN 6650-01-076-5232