MBV-FSS-L/C – Valve State Locked Closed, Stainless Steel, FS Type, Castell MBV Modular Ball Valve Interlock

Part Number: MBV-FSS-L/C Manufacturer: Castell

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The Castell MBV modular ball valve interlock is an integral valve interlock designed to enable locking off, in either the open, closed or both open and closed conditions. The MBV is suitable for any quarter-turn valves including Ball, Plug and Butterfly Valves up to 2 1/2 bore size. Fitting the MBV enforces a logical, predetermined and safe sequence of operation where the control of flow paths is critical.

Castell Part Reference: MBV-FSS-L/C

Additional information

Body Material

Stainless Steel

Lock Portion Type

FS (up to three characters)



Product Type

MBV Modular Ball Valve Interlock

Valve Locked State

Locked Closed