The 1077826 screw is a replacement fastener component used in AqMatic and AquaMatic 520 PI position indicator assemblies. This part is used within valve position indication hardware to help secure and support compatible indicator components during operation and servicing.
Position indicator assemblies are commonly used in diaphragm valve systems where visual confirmation of valve position is important for system monitoring, troubleshooting, and maintenance procedures. Replacement hardware such as the 1077826 screw is typically installed during rebuilds, repairs, or preventative maintenance involving worn, damaged, or missing fasteners.
This component is used in compatible 520 PI valve indicator configurations operating in water treatment, filtration, and industrial process systems. It may be installed alongside related indicator rods, shafts, caps, springs, and rebuild components during scheduled servicing.
The 1077826 screw is available through the AqMatic Parts & Accessories collection and supports maintenance of compatible valve assemblies and position indicator systems. Additional technical resources are available within the V42 documentation library.