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Sandpiper HDF2 / HDF50 2" Air End Kit for Metallic Heavy Duty Flap Valve AODD Pumps
Genuine Sandpiper Air End Kit replacement parts for compatible HDF2 / HDF50 2" Metallic Heavy Duty Flap Valve AODD pumps. Confirm the complete pump identification and applicable air-side configuration before selecting the manufacturer part number.
The Sandpiper HDF2 Air End Kit is a genuine service kit for the air distribution side of compatible Metallic Heavy Duty Flap Valve AODD pumps. The current manufacturer service information lists 476.247.000 for the configuration covered by this page. Confirm the complete pump identification before ordering.
Product Overview
The Sandpiper HDF2 Air End Kit is intended for servicing the air distribution system of compatible HDF2 / HDF50 Heavy Duty Flap Valve AODD pumps.
For the manufacturer-listed configuration on this page, the kit contents include sleeve and spool set, pilot valve body assembly, bumpers, bushings, gaskets, O-rings, seals and plungers.
The correct kit should be selected from the complete pump model, nameplate information, air-side configuration and exact Sandpiper manufacturer part number. The wetted material or nominal pump size alone should not be used as the only selection criteria.
Recommended For
- Scheduled HDF2 air-side maintenance
- Air distribution system servicing
- Main air valve and pilot valve service work
- Exact manufacturer part-number replacement
- Critical maintenance spare-parts stock
Compatibility & Product Details
| Brand | Sandpiper |
|---|---|
| Compatible Pump Model | HDF2 / HDF50 |
| Pump Series | Heavy Duty Flap Valve AODD Pump |
| Nominal Pump Size | 2" |
| Part Type | Air End Kit |
| Compatible Pump Construction | Metallic |
| Selection Basis | Single manufacturer-listed Air End Kit SKU for the product configuration shown |
| Air End Kit Contents | Sleeve and spool set, pilot valve body assembly, bumpers, bushings, gaskets, O-rings, seals and plungers. |
| Manufacturer Part Number | 476.247.000 |
How to Select the Correct HDF2 Air End Kit
Confirm the complete HDF2 pump identification before ordering. Do not select an Air End Kit from pump size, diaphragm material or wetted construction alone when the manufacturer provides configuration-specific air-side parts.
Confirm Pump Model
Verify the complete Sandpiper HDF2 / HDF50 pump model from the nameplate.
Confirm Pump Family
Check that this page matches the Metallic Heavy Duty Flap Valve pump configuration.
Check Air-Side Configuration
Identify the applicable centre, air-valve, sleeve/spool or other manufacturer-defined air-side option.
Verify Part Number
Match the installed configuration to the exact genuine Sandpiper Air End Kit part number.
Sandpiper HDF2 Air End Kit Part Numbers
| Air End Kit Configuration | Manufacturer Part Number |
|---|---|
| HDF2 / HDF50 Air End Kit | 476.247.000 |
Why Choose Genuine Sandpiper Air End Kits?
Genuine Sandpiper Air End Kits are manufacturer-listed service components for compatible Sandpiper AODD pump air distribution systems. Matching the exact pump configuration and manufacturer part number helps maintenance and purchasing teams identify the correct service kit for the installed pump.
Correct Pump Compatibility
Select the kit according to the verified HDF2 air-side configuration.
Air-Side Service Components
Use the manufacturer-listed kit intended for the applicable air distribution system.
Exact Part Identification
Order using the complete manufacturer kit number rather than pump size alone.
Genuine Sandpiper Replacement Parts
Maintain compatible pumps using genuine manufacturer service parts.
When Should the HDF2 Air End Be Inspected?
Inspect the air distribution system during planned maintenance and whenever pump cycling or air-side operation indicates that inspection or servicing may be required.
- The pump will not cycle or cycles inconsistently
- The pump stalls or operates sluggishly
- Air-side seals, O-rings or gaskets show wear or damage
- The main air valve or pilot valve requires servicing
- The pump is undergoing scheduled air-side maintenance
Frequently Asked Questions
What is the Sandpiper HDF2 Air End Kit?
It is a genuine manufacturer-listed service kit for the air distribution side of compatible Sandpiper HDF2 / HDF50 Heavy Duty Flap Valve AODD pumps.
Which Air End Kit fits the Sandpiper HDF2?
The current HDF2/HDF50 manual lists 476.247.000 as the Air End Kit. The same manual shows several construction and air-side options, so non-standard air-valve or special-option configurations should be verified before ordering rather than creating unverified Shopify variants. Confirm the complete pump identification before ordering.
Does diaphragm material determine the HDF2 Air End Kit?
No. Diaphragm material is a wet-end selection and does not by itself identify the correct Air End Kit. Use the manufacturer-defined air-side configuration and exact part number.
Can I select the Air End Kit by pump size alone?
No. Pumps of the same nominal size can belong to different Sandpiper families or use different air-side configurations. Verify the complete model and manufacturer part number.
How do I confirm the correct HDF2 Air End Kit?
Check the complete pump model and serial details on the nameplate, identify the applicable air-side configuration and compare it with the current Sandpiper service manual. ABS Engineering can assist with part verification.
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View Collection →Need Help Selecting the Correct HDF2 Air End Kit?
Send ABS Engineering your complete Sandpiper HDF2 pump model, serial number, air-side configuration and existing Air End Kit or air-valve part number for part verification.