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New products

Butterfly Lockout Valve

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 The New S3921 Butterfly Valve Lockout Device with Cable Lockout From Masterlock

The S3921 includes one S806 Adjustable cable and one S23920 Butterly Valve Lock Out Device  

Butterfly Valve Lockout

With an adjustable design the S3920, Butterfly Valve Lockout Device is easy to use and applies in seconds


 Locks out valve in seconds by feeding S806 cable lockout device through desired eyelet and around valve

Both devices are made of durable, lightweight thermoplastic material that is chemical resistant and performs effectively in extreme environments

S3920 has an adjustable design that fits virtually all butterfly valves

Directional application arrows allow for ease of installation and minimize user error

Stainless steel rivet allows device to smoothly pivot open and closed to ensure proper fit -


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