Description
Double check valves take air from whichever of two lines is at the higher pressure and pass it on, closing off the other. This is how a circuit can be fed from either the service line or a secondary supply without the two lines feeding back into each other.
Key data for this version: size / thread 100 mm · M22 X 1.5. The Buyukdemir reference is 4-4810.
It belongs to the Double Check Valve · Check Valve · Stopcock · Four-way Cock range in the Buyukdemir catalogue.
It cross-refers to the original equipment numbers 1336514, 4712513, 1515216, 1788965, 434 500 003 0, 005 429 6544, 004 429 4944, 81 51230 6010, 81 51230 6012.
The same part is made in other version options: Double Check Valve, 76 mm · M16 X 1.5 (4-4801), Double Check Valve, R 3/8" (4-4802), Double Check Valve, 84 mm · M22 X 1.5 (4-4803), Double Check Valve / Zweiwegeventil, 76 mm · M22 X 1.5 (4-4800), Check Valve / Rückschlagventil, M22 X 1.5 (4-4850).
Manufactured by Büyükdemir Otomotiv in Istanbul, Türkiye, a producer of compressed-air brake and pneumatic components for trucks and trailers since 1957.
