Multiquip 34488 Mechanical Seal

The Multiquip 34488 Mechanical Seal is a genuine OEM component designed for MQ600 series trash pumps, including the MQ600TD80-TLRB, MQ600TD80-TLRP, MQ600H, MQ600HTB, and MQ600HTP. As a direct OEM replacement, part 34488 is manufactured to the same standards as the original, ensuring a correct fit within the pump housing without the need for any modification. Sourced directly through authorized Multiquip supply channels, this seal gives you confidence that the part leaving your shelf matches the one that came off the line.

Key Features

• OEM-Grade Sealing Material — Engineered to withstand the abrasive slurries and debris-laden water that MQ600 series trash pumps handle, maintaining a leak-free interface between the rotating shaft and pump casing.
• Direct-Fit Installation — Matches the original mounting dimensions and shaft interface of the MQ600 pump housing, dropping in exactly where the factory seal was seated.
• Broad MQ600 Series Coverage — Confirmed fitment across MQ600TD80-TLRB, MQ600TD80-TLRP, MQ600H, MQ600HTB, and MQ600HTP trash pump models.
• Preserves Pump Efficiency — A compromised mechanical seal allows water and debris to migrate toward the bearing housing, accelerating wear and reducing pump output. Replacing with a correctly rated seal restores full pumping performance.
• Fluid Containment Integrity — On a trash pump operating in high-volume dewatering or bypass pumping applications, a failed seal creates both a performance and a safety hazard; using the correct OEM seal maintains the pressure boundary the pump relies on.

A mechanical seal is the rotating barrier that prevents pumped fluid from traveling along the drive shaft and escaping the pump casing. It consists of two precision-lapped mating faces — one stationary and one rotating — held in contact by spring pressure to form a continuous fluid-tight seal. In a trash pump like the MQ600 series, the seal must contend with abrasive particles and irregular flow conditions, which accelerates wear compared to clean-water applications. When the seal degrades, fluid begins to leak at the shaft exit point, which can saturate the bearing housing, cause bearing failure, and ultimately result in full pump shutdown if left unaddressed.

Part Details

Compatibility & Fitment

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.