The Multiquip 0811885446 Mechanical Seal Sleeve is a genuine OEM component designed for QP3T-series pump models including QP3TB, QP3TS, QP3TH, QP3THX, QP3TK, and QP3TZ. As a direct OEM replacement, this sleeve is manufactured to the same specifications as the original part, ensuring a proper fit within the pump's seal assembly. DHS Equipment supplies this part as an authorized Multiquip source, so you can order with confidence knowing you are receiving the correct component for your machine.
Key Features
- Genuine OEM Material Integrity — Manufactured to the same hardness and surface finish tolerances as the original sleeve, ensuring the mechanical seal seats and seats correctly against it without accelerated wear.
- Direct-Fit Installation — Matches the original shaft diameter and sleeve geometry of QP3T-series pumps, allowing the mechanical seal assembly to be reinstalled without modification to surrounding components.
- Broad QP3T-Series Coverage — Compatible with QP3TB, QP3TS, QP3TH, QP3THX, QP3TK, and QP3TZ pump models, covering gas, Honda, Kubota, Hatz, and Briggs-powered configurations in the QP3T family.
- Leak Prevention at the Shaft — A correctly dimensioned sleeve maintains the sealing face contact that prevents water and slurry from migrating along the shaft and into the bearing housing, protecting internal pump components.
- Fluid Compatibility Assurance — Sourced as OEM stock for both centrifugal and trash pump variants, confirming the sleeve material is appropriate for the abrasive and chemically varied fluids these pumps handle.
The mechanical seal sleeve is a hardened cylindrical collar that fits around the pump shaft beneath the mechanical seal assembly. Its primary role is to provide a consistent, wear-resistant sealing surface against which the rotating mechanical seal face rides — preventing pumped fluid from escaping along the shaft. When the sleeve becomes scored, corroded, or worn out of round, the mechanical seal can no longer maintain consistent face contact, leading to shaft leaks that progressively worsen and can allow water to reach the bearings. Replacing a worn sleeve restores the sealing surface and is typically required any time a mechanical seal replacement is performed.
Part Details
| Part Number | 0811885446 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Mechanical Seal Sleeve |
Compatibility & Fitment
| Name | Model |
|---|---|
| Trash Pumps | QP3TB |
| Trash Pumps | QP3TS |
| Trash Pumps | QP3THX |
| Trash Pumps | QP3TK |
| Trash Pumps | QP3TH |
| Trash Pumps | QP3TZ |
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.
