Description
Sandpiper PB¼ ¼" Standard Duty AODD Pump Diaphragm for Non-Metallic Pumps
Genuine Sandpiper replacement diaphragms for compatible PB¼ ¼-inch Non-Metallic Standard Duty AODD pumps. Available diaphragm materials include Santoprene, Hytrel and PTFE according to the applicable pump configuration and manufacturer part number.
Product Overview
The Sandpiper PB¼ diaphragm, also searched as a Sandpiper PB1/4 diaphragm, is a genuine replacement wear component for compatible PB¼ ¼-inch Standard Duty air-operated double diaphragm pumps.
The PB¼ is a Non-Metallic pump available with polypropylene, PVDF or conductive acetal wetted construction. These materials describe the pump's fluid-contacting construction and are separate from diaphragm material.
Current Sandpiper PB¼ Design Level 4 service documentation lists Santoprene, Hytrel and PTFE replacement diaphragms. Confirm the pump identification, design level and existing diaphragm part number before ordering.
Recommended For
- Scheduled PB¼ preventive maintenance
- Worn or damaged diaphragm replacement
- Wet-end inspection and servicing
- Diaphragm leak troubleshooting
- Maintenance stock for PB¼ pumps
Compatibility & Product Details
| Brand | Sandpiper |
|---|---|
| Compatible Pump Model | Sandpiper PB¼ / PB1/4 |
| Pump Series | Standard Duty Ball Valve |
| Nominal Pump Size | ¼" / 6 mm |
| Part Type | AODD Pump Diaphragm |
| Compatible Pump Construction | Non-Metallic |
| Wetted Material Options | Polypropylene, PVDF and Conductive Acetal |
| Diaphragm Materials | Santoprene, Hytrel and PTFE |
| Current Design Level | Design Level 4 |
| Manufacturer Part Number | Varies according to the selected diaphragm material |
How to Select the Correct PB¼ Diaphragm
Confirm that the pump is a Sandpiper PB¼ Non-Metallic Standard Duty model, then verify the Design Level 4 identification, existing diaphragm material and manufacturer part number.
Confirm Pump Model
Check that the pump is a Sandpiper PB¼ ¼-inch Standard Duty AODD pump.
Check Design Level
Verify the complete pump identification and Design Level 4 from the pump nameplate.
Select Diaphragm Material
Select Santoprene, Hytrel or PTFE according to the applicable pump configuration.
Verify Part Number
Match the required diaphragm to the genuine Sandpiper manufacturer part number before ordering.
Sandpiper PB¼ Diaphragm Part Numbers
Use the table below to identify the current PB¼ replacement diaphragm according to the required diaphragm material.
| Diaphragm Material | Manufacturer Part Number |
|---|---|
| Santoprene | 286.069.354 |
| Hytrel | 286.069.356 |
| PTFE | 286.070.600 |
Why Choose Genuine Sandpiper Diaphragms?
Genuine Sandpiper diaphragms are intended for compatible Sandpiper AODD pump configurations. Matching the correct diaphragm material and manufacturer part number to the PB¼ supports accurate spare-part identification during servicing.
Correct PB¼ Compatibility
Select the replacement diaphragm according to the applicable PB¼ configuration.
Verified Materials
Current manufacturer documentation lists Santoprene, Hytrel and PTFE diaphragm materials.
Design Level Identification
The current PB¼ service documentation identifies Design Level 4 for spare-part selection.
Genuine Sandpiper Replacement Part
Maintain the pump using genuine manufacturer spare parts intended for the applicable PB¼ configuration.
When Should a Sandpiper PB¼ Diaphragm Be Inspected?
Inspect the diaphragms during planned wet-end maintenance and whenever abnormal pump behaviour or signs of diaphragm wear or damage are identified.
- Process fluid is detected at the pump exhaust
- Visible diaphragm wear or damage is identified
- A diaphragm failure is suspected
- Diaphragm plates are loose or damaged
- Unexpected changes in normal pump performance occur
- Scheduled wet-end maintenance is due
Frequently Asked Questions
Which diaphragm materials are available for the Sandpiper PB¼?
The current PB¼ Design Level 4 individual parts list identifies Santoprene, Hytrel and PTFE diaphragms.
What is Sandpiper part number 286.069.354?
Part number 286.069.354 is the Santoprene diaphragm listed for the current PB¼ pump.
What is Sandpiper part number 286.069.356?
Part number 286.069.356 is the Hytrel diaphragm listed for the current PB¼ pump.
What is Sandpiper part number 286.070.600?
Part number 286.070.600 is the PTFE diaphragm listed for the current PB¼ Non-Metallic pump.
Is PB¼ part number 286.070.600 a PTFE overlay?
No. The current Sandpiper PB¼ parts list identifies 286.070.600 as a PTFE diaphragm and does not describe it as a separate PTFE overlay component.
Which wetted materials are available for the PB¼?
The current PB¼ Design Level 4 nomenclature identifies polypropylene, PVDF and conductive acetal pump construction.
What is the difference between PB¼ wetted material and diaphragm material?
Polypropylene, PVDF and conductive acetal describe the pump's wetted construction. Santoprene, Hytrel and PTFE describe the diaphragm materials listed in the current service documentation.
How do I select the correct Sandpiper PB¼ diaphragm?
Confirm the PB¼ pump model, Design Level 4 identification, existing diaphragm material and manufacturer part number before ordering.
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View Collection →Need Help Selecting the Correct PB¼ Diaphragm?
Send ABS Engineering your Sandpiper pump model, design level, existing diaphragm part number, pumped fluid and operating conditions. Our team can assist with identifying the correct genuine Sandpiper replacement diaphragm.