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Sandpiper HD20F 2" Heavy Duty Flap Valve AODD Pump Diaphragm for Non-Metallic Pumps
Genuine Sandpiper replacement diaphragms for compatible HD20F 2-inch Non-Metallic Heavy Duty Flap Valve AODD pumps. Available diaphragm materials include Santoprene, Hytrel, Nitrile, FKM, EPDM and Neoprene.
Product Overview
The Sandpiper HD20F diaphragm is a genuine replacement wear component for compatible 2-inch Non-Metallic Heavy Duty Flap Valve air-operated double diaphragm pumps.
Current HD20F Design Level 1 pumps use polypropylene / glass-filled polypropylene wetted construction. The pump construction is separate from the diaphragm material selection.
Current manufacturer documentation individually lists Santoprene, Hytrel, Nitrile, FKM, EPDM and Neoprene diaphragms for the applicable HD20F configuration.
Recommended For
- HD20F diaphragm replacement
- Non-Metallic Heavy Duty Flap pump maintenance
- Scheduled wet-end servicing
- Diaphragm wear or failure replacement
- Plant maintenance spare-parts stock
Compatibility & Product Details
| Brand | Sandpiper |
|---|---|
| Compatible Pump Model | Sandpiper HD20F |
| Pump Series | Heavy Duty Flap Valve |
| Nominal Pump Size | 2" / 50 mm |
| Part Type | AODD Pump Diaphragm |
| Compatible Pump Construction | Non-Metallic |
| Wetted Material | Polypropylene / Glass-Filled Polypropylene |
| Diaphragm Materials | Santoprene, Hytrel, Nitrile, FKM, EPDM and Neoprene |
| Current Design Level | Design Level 1 |
| Manufacturer Part Number | Varies according to selected diaphragm material |
How to Select the Correct HD20F Diaphragm
Confirm the HD20F pump identification, Design Level, diaphragm material and manufacturer part number before ordering.
Confirm Pump Model
Verify that the pump is a Sandpiper HD20F 2-inch model.
Confirm Non-Metallic Construction
Check the complete pump identification before selecting replacement parts.
Select Diaphragm Material
Select the applicable manufacturer-listed diaphragm material.
Verify Part Number
Match the replacement diaphragm to its genuine Sandpiper part number.
Sandpiper HD20F Diaphragm Part Numbers
| Diaphragm Material | Manufacturer Part Number |
|---|---|
| Santoprene | 286.007.354 |
| Hytrel | 286.007.356 |
| Nitrile / Buna-N | 286.007.360 |
| FKM | 286.007.363 |
| EPDM | 286.007.364 |
| Neoprene | 286.007.365 |
Why Choose Genuine Sandpiper Diaphragms?
Genuine Sandpiper diaphragms support accurate replacement-part identification for the applicable HD20F pump configuration.
Correct HD20F Compatibility
Match the diaphragm to the applicable HD20F configuration.
Verified Materials
Select from currently listed manufacturer diaphragm materials.
Part Number Identification
Use the genuine manufacturer part number when planning replacement stock.
Genuine Sandpiper Replacement Part
Maintain the pump using genuine spare parts intended for its configuration.
When Should a Sandpiper HD20F Diaphragm Be Inspected?
Inspect the diaphragms during planned wet-end maintenance and whenever diaphragm damage or abnormal pump behaviour is suspected.
- Process fluid is detected at the pump exhaust
- Visible diaphragm wear or damage is identified
- A diaphragm rupture is suspected
- Diaphragm plates require inspection
- Unexpected pump behaviour occurs
- Scheduled maintenance is due
Frequently Asked Questions
Which diaphragm materials are available for the Sandpiper HD20F?
Current individual parts documentation lists Santoprene, Hytrel, Nitrile, FKM, EPDM and Neoprene.
What is Sandpiper part number 286.007.354?
286.007.354 is the Santoprene diaphragm listed for the HD20F.
What is Sandpiper part number 286.007.360?
286.007.360 is the Buna-N / Nitrile diaphragm listed for the HD20F.
Is PTFE listed for the HD20F?
PTFE is not individually listed as a replacement diaphragm in the current HD20F Design Level 1 parts table.
How do I select the correct HD20F diaphragm?
Confirm the pump model, design level, diaphragm material and manufacturer part number before ordering.
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View Collection →Need Help Selecting the Correct HD20F Diaphragm?
Send ABS Engineering your pump model, design level, existing part number, pumped fluid and operating conditions.