Code 8481 30

CHECK (NONRETURN) VALVES

SECTION XVI. Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles

84 NUCLEAR REACTORS, BOILERS, MACHINERY AND MECHANICAL APPLIANCES; PARTS THEREOF

8481 Taps, cocks, valves and similar appliances for pipes, boiler shells, tanks, vats or the like, including pressure-reducing valves and thermostatically controlled valves:

8481 30 check (nonreturn) valves:

8481 30 910 of foundry cast iron or steel:

8481 30 990 other: