The Multiquip 2023353 Bottom Diaphragm is a genuine OEM replacement part designed for MQ diaphragm pump series equipment. Sourced directly through the Multiquip parts network, this component delivers the exact material grade and dimensional fit required to restore proper pump function. It is confirmed to fit MQ-D206H and compatible MQ diaphragm pump models. Keeping this critical wear component in good condition is essential to maintaining consistent fluid transfer performance in the field.
Key Features
- OEM-Grade Diaphragm Material — Manufactured to the same flexible membrane specification as the original, ensuring correct compression and seal response under pump cycling pressure.
- Drop-In Installation — Matches the original bolt pattern and profile of the pump housing, allowing straightforward swap-out without custom fitting or machining.
- Confirmed Fitment — Compatible with MQ-D206H and the broader MQ diaphragm pump series; verify your model before ordering.
- Restores Full Pump Output — A worn or cracked bottom diaphragm causes loss of prime, reduced flow, and fluid bypass; replacing it returns the pump to its rated transfer capacity.
- Genuine Multiquip OEM Part — Supplied as an authentic Multiquip component, part number 2023353, meeting the same standards as the original production part.
The bottom diaphragm is a flexible membrane seated at the lower section of the pump head that creates the pressure differential needed to draw fluid in and push it out with each pump stroke. As the diaphragm flexes repeatedly under load, it is subject to fatigue, cracking, and chemical degradation — particularly when handling abrasive or chemically aggressive fluids. A failed or compromised bottom diaphragm will cause the pump to lose prime, deliver inconsistent flow, or allow fluid to bypass the pumping chamber entirely, ultimately bringing operations to a halt.
For fitment questions or ordering assistance, contact the DHS Equipment team directly.
Part Details
| Part Number | 2023353 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Bottom Diaphragm |
Compatibility & Fitment
| Name | Model |
|---|---|
| MQ Diaphragm Pumps | MQ-D206H |
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.
