The Multiquip 214800100 Oil Seal is a genuine OEM component designed for MQD2H, MQD3H, MQD2HA, and MQD3HA diaphragm pumps. As a direct factory replacement, it delivers the material grade and dimensional accuracy needed to maintain a proper fluid barrier in demanding pump applications. This seal is verified to fit MQD2H and MQD3H series units, including the updated MQD2HA and MQD3HA variants, making it a straightforward service part for techs working across these pump families. Order part number 214800100 with confidence knowing it matches Multiquip's original specification exactly.
Key Features
- Genuine OEM Sealing Material — Manufactured to the same compound grade and compression tolerances as the original, ensuring a consistent, leak-free barrier under pump operating pressures.
- Drop-In Installation — Dimensionally identical to the factory seal, so it seats correctly in the housing without modification to the pump assembly.
- Broad Diaphragm Pump Compatibility — Confirmed fitment across MQD2H, MQD3H, MQD2HA, and MQD3HA Multiquip diaphragm pump models.
- Protects Internal Components — A correctly functioning oil seal prevents fluid migration past rotating or reciprocating shafts, protecting bearings and internal pump mechanisms from contamination and premature wear.
- Fluid System Integrity — A worn or damaged oil seal allows oil leakage and can introduce contaminants into the pump's fluid path, leading to accelerated component degradation and potential pump failure — making timely replacement critical.
An oil seal creates a dynamic barrier between rotating or moving shaft surfaces and the surrounding pump housing, preventing lubricating oil from escaping and stopping external contaminants from entering. In a diaphragm pump, maintaining this seal is essential to keeping the drive mechanism properly lubricated and the pumped fluid isolated from the mechanical components. When an oil seal deteriorates — through hardening, cracking, or lip wear — oil loss accelerates, contamination risk increases, and the internal components of the pump begin to wear at a significantly faster rate.
Part Details
| Part Number | 214800100 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Oil Seal |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diaphragm Pumps | MQD2H |
| Diaphragm Pumps | MQD3H |
| Diaphragm Pumps | MQD2HA |
| Diaphragm Pumps | MQD3HA |
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.
