The Multiquip 3054939 Binder Valve is a genuine OEM component designed for MQ-D305, D306, and MQ-D306HA diaphragm pumps. As a direct OEM replacement, this part meets the exact specifications of the original, ensuring a proper fit in the pump's valve assembly without the uncertainty of an off-spec substitution. Verified fitment covers MQ-D305, D306, and MQ-D306HA models. Keep a spare on hand to minimize unplanned stops during demanding pump operations.
Key Features
- Genuine OEM Construction — Manufactured to the original material and dimensional specifications of the 3054939, so valve seating and sealing performance match what left the factory.
- Direct Drop-In Replacement — Engineered to mount in the same valve pocket as the original, with matching port geometry for straightforward installation.
- Confirmed Fitment — Verified for MQ-D305, D306, and MQ-D306HA Multiquip diaphragm pump models.
- Maintains Pump Flow Integrity — A fully functional binder valve keeps fluid moving in the correct direction; a worn or cracked valve allows backflow that chokes output and strains the diaphragm.
- Fluid-System Safety — Correct valve operation prevents uncontrolled backflow in pressurized pump circuits, reducing the risk of hose stress and unexpected discharge.
The binder valve is a critical one-way flow control component inside a diaphragm pump's valve assembly. It works in coordination with the diaphragm to direct fluid through the pump on each stroke — opening to allow flow in the intended direction and closing to prevent it from reversing. When a binder valve cracks, deforms, or loses its seating surface, the pump loses prime easily, output drops noticeably, and the diaphragm is forced to work harder against backpressure, accelerating wear throughout the assembly.
DHS Equipment supplies genuine Multiquip OEM parts to keep your equipment running as intended. For fitment questions or parts assistance, contact the DHS Equipment team directly.
Part Details
| Part Number | 3054939 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Binder Valve |
Compatibility & Fitment
| Name | Model |
|---|---|
| MQ Diaphragm Pumps | MQ-D305 |
| MQ Diaphragm Pumps | D306 |
| MQ Diaphragm Pumps | MQ-D306HA |
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.
