The Multiquip 511306 Check Valve Adapter is a genuine OEM component designed for MQ600-series trash pumps, including the MQ600TD80-TLRB, MQ600TD80-TLRP, MQ600H, MQ600HTB, and MQ600HTP. Sourced directly from Multiquip, this adapter delivers the exact fit and material specification required for proper check valve function in demanding pump applications. Verify your model code before ordering to ensure compatibility with your specific MQ600-series unit.
Key Features
- Genuine OEM Construction: — Machined to Multiquip's original dimensional and material specifications, ensuring the adapter seats and seals correctly within the check valve assembly.
- Direct-Fit Installation: — Engineered as a direct replacement for the original 511306 adapter, threading or mating to the existing check valve ports without rework or modification to surrounding components.
- Broad MQ600-Series Compatibility: — Confirmed fitment across MQ600TD80-TLRB, MQ600TD80-TLRP, MQ600H, MQ600HTB, and MQ600HTP trash pump models.
- Maintains Prime and Flow Integrity: — A correctly fitted adapter holds the check valve in proper alignment, allowing the pump to maintain prime and sustain consistent water flow during operation.
- Correct Part for Fluid-System Integrity: — In a trash pump's fluid path, dimensional accuracy at every adapter interface is critical; an ill-fitting adapter can cause pressure loss, backflow, or priming failure.
The check valve adapter connects the check valve assembly to the pump's fluid circuit, providing a secure, leak-free transition point that allows fluid to flow in only one direction. When the adapter is worn, cracked, or incorrectly seated, the check valve cannot maintain a proper seal, leading to loss of prime, reduced discharge pressure, and backflow that can stall or damage the pump. Replacing a damaged adapter with the correct OEM part restores the integrity of the fluid path and ensures the pump re-primes quickly and runs efficiently.
Part Details
| Part Number | 511306 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Check Valve Adapter |
Compatibility & Fitment
| Name | Model |
|---|---|
| Trash Pumps | MQ600TD80-TLRB |
| Trash Pumps | MQ600TD80-TLRP |
| Trash Pumps | MQ600H |
| Trash Pumps | MQ600HTB |
| Trash Pumps | MQ600HTP |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
