8481: Tap, cock, valve for pipe, tank for the like, incl pressure reducing

848110: Valves, pressure reducing 848120: Valves for oleohydraulic or pneumatic transmissions 848130: Valves, check 848140: Valves, safety or relief 848180: Taps, cocks, valves and similar appliances, nes 848190: Parts of taps, cocks, valves or similar appliances 8481: Tap, cock, valve for pipe, tank for the like, incl pressure reducing