Product Description
Shaft Seal for Pfeiffer UNO35, UNO65, DUO35, DUO65, DUO35M, DUO65M - 310104 - OEM Equivalent
VPS product code: 310104
Overview
This shaft seal is a service replacement for the listed Pfeiffer UNO35, UNO65, DUO35, DUO65, DUO35M, DUO65M applications. Use it when the corresponding sealing component is inspected or replaced, and verify VPS product code 310104 before ordering.
Compatible Pump Models
- UNO35
- UNO65
- DUO35
- DUO65
- DUO35M
- DUO65M
Fit check: Match the complete nameplate model, suffix, serial range where applicable, and product code before ordering.
Product Details
| Field | Details |
|---|---|
| Product Type | Shaft Seal |
| VPS Product Code / SKU | 310104 |
| Compatible Manufacturer | Pfeiffer |
| OEM Status | OEM Equivalent |
Recommended Oil
Use the pump manufacturer’s approved lubricant for the exact model and process. Confirm viscosity, chemistry, seal compatibility, and current oil before changing products. Open the VPS Vacuum Pump Oil Cross Reference Chart.
When Should This Be Replaced / Rebuilt
Replace this component when inspection shows leakage, hardening, cuts, flattening, chemical attack, or other damage, and whenever the applicable service procedure calls for a new seal during reassembly.
Resources
Why Buy From Vacuum Pump Supply
- Vacuum pump specialists since 2006
- More than 15,000 vacuum pump products
- OEM and OEM-equivalent repair solutions
- Support for current and legacy equipment
FAQ
Is this a genuine OEM product?
No. This is a Vacuum Pump Supply OEM-equivalent replacement product; the compatible manufacturer name identifies fitment only.
How do I confirm the correct part?
Compare VPS product code 310104 and the complete pump model with the equipment nameplate and service documentation. Email Vacuum Pump Supply / request help when the model, suffix, or serial range is uncertain.
Need help confirming fit?
Send the pump model, serial number, nameplate photo, and this VPS product code. We will help verify the service item.
OEM-Equivalent Product
This Vacuum Pump Supply product is an OEM-equivalent replacement for the listed Pfeiffer pump models.
