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Sandpiper HDB3 3" Air End Kit for Metallic Heavy Duty Ball Valve AODD Pumps
Genuine Sandpiper Air End Kit replacement parts for compatible HDB3 3" Metallic Heavy Duty Ball Valve AODD pumps. Confirm the complete pump identification and applicable air-side configuration before selecting the manufacturer part number.
The Sandpiper HDB3 Air End Kit is a genuine service kit for the air distribution side of compatible Metallic Heavy Duty Ball Valve AODD pumps. The current manufacturer service information lists 476.252.000 for the configuration covered by this page. Confirm the complete pump identification before ordering.
Product Overview
The Sandpiper HDB3 Air End Kit is intended for servicing the air distribution system of compatible HDB3 Heavy Duty Ball Valve AODD pumps.
For the manufacturer-listed configuration on this page, the kit contents include sleeve and spool set, pilot valve assembly, seals, O-rings and gaskets.
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 HDB3 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 | HDB3 |
| Pump Series | Heavy Duty Ball Valve AODD Pump |
| Nominal Pump Size | 3" |
| 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 assembly, seals, O-rings and gaskets. |
| Manufacturer Part Number | 476.252.000 |
How to Select the Correct HDB3 Air End Kit
Confirm the complete HDB3 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 HDB3 pump model from the nameplate.
Confirm Pump Family
Check that this page matches the Metallic Heavy Duty Ball 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 HDB3 Air End Kit Part Numbers
| Air End Kit Configuration | Manufacturer Part Number |
|---|---|
| HDB3 Air End Kit | 476.252.000 |
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 HDB3 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 HDB3 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 HDB3 Air End Kit?
It is a genuine manufacturer-listed service kit for the air distribution side of compatible Sandpiper HDB3 Heavy Duty Ball Valve AODD pumps.
Which Air End Kit fits the Sandpiper HDB3?
The current HDB3/HDB4 service manual lists one Air End Kit, 476.252.000, for this pump family. Confirm the complete pump identification before ordering.
Does diaphragm material determine the HDB3 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 HDB3 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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Send ABS Engineering your complete Sandpiper HDB3 pump model, serial number, air-side configuration and existing Air End Kit or air-valve part number for part verification.