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Sandpiper SPB40 BEAST Diaphragm Product Overview
The Sandpiper SPB40 BEAST diaphragm is a genuine replacement
component for 4-inch Heavy Duty Flap Valve AODD pumps. Correct
part selection requires confirmation of the pump's aluminium,
cast-iron or stainless-steel wetted construction followed by
selection of the appropriate diaphragm material.
This consolidated SPB40 BEAST diaphragm page
allows industrial buyers to identify the pump construction first
and then select the required replacement diaphragm without
creating separate product pages for every metallic construction.
Key Specifications & Compatibility
Brand: Sandpiper
Compatible Pump Model: SPB40 BEAST
Pump Type: Clog-Resistant Heavy Duty Flap Valve AODD Pump
Nominal Pump Size: 4" / 100 mm
Pump Wetted Constructions: Aluminium, Cast Iron and Stainless Steel
Cast Iron Diaphragm Materials: Santoprene, Nitrile and Neoprene
Current Design Level: Design Level 1
Installation Dimensions: Refer to the current construction-specific Sandpiper specification sheet
SPB40 BEAST Diaphragm Construction & Part Number Comparison
Pump Wetted Construction
Design Level
Diaphragm Material
Manufacturer Part Number
Aluminium
1
Santoprene
286.018.354
Aluminium
1
Urethane
286.018.357
Aluminium
1
Nitrile
286.018.360
Aluminium
1
Neoprene
286.018.365
Cast Iron
1
Santoprene
286.098.354
Cast Iron
1
Nitrile
286.098.360
Cast Iron
1
Neoprene
286.098.365
Stainless Steel
1
Santoprene
286.018.354
Stainless Steel
1
Urethane
286.018.357
Stainless Steel
1
Nitrile
286.018.360
Stainless Steel
1
Neoprene
286.018.365
Important:
Select the SPB40 diaphragm using both pump wetted construction
and diaphragm material. Confirm the existing manufacturer part
number where possible before placing an order.
Common Industrial Applications & Use Cases
SPB40 BEAST pumps are designed for demanding solids-containing
and difficult-to-pump fluids. Genuine diaphragm replacement may
be required as part of preventive or corrective maintenance in:
Large Solids Transfer
Maintenance support for heavy-duty pumping duties involving solids-containing process streams.
Packable Material Handling
Replacement diaphragm requirements for demanding applications involving materials prone to accumulation.
Abrasive & Viscous Fluids
Wet-end servicing for pumps transferring abrasive slurry and higher-viscosity materials.
Compatible Chemical Service
Replacement support for applications involving chemicals after construction and diaphragm compatibility are verified.
Material Selection:
Always confirm diaphragm compatibility with the actual process
fluid and operating conditions. Do not assume every listed
diaphragm material is suitable for every SPB40 application.
Need Help Selecting an SPB40 BEAST Diaphragm?
Send ABS Engineering your SPB40 pump construction, design
level, existing diaphragm number and application details.
Our team can assist with genuine part identification and
provide the current manufacturer specification sheet.
