What to send
- Pump make and model (from the pump plate).
- A photo of the existing seal, if you have one.
- Shaft size or seal working length, if known.
- The fluid, temperature and pressure, if known.
If you don't have all of this, send what you have and we can discuss the missing details.
The makes we cover
For each of the makes below, we can supply an equivalent mechanical seal to suit your pump. Every enquiry is checked against the pump model and seal details before we quote, so listing a make does not mean every model from that make is covered.
- Flygt
- Grundfos
- APV
- Alfa Laval
- EMU
- Gorman-Rupp (a detailed page is available: replacement seals to suit Gorman-Rupp pumps)
- Sundyne
- Seepex
- Lowara
- Calpeda
Common questions
Where can I get a replacement mechanical seal for my pump?
Send us the pump make, model and a photo of the existing seal. We check the details and quote for an equivalent seal from our range.
Do you cover every model from these makes?
No. Each enquiry is checked against the pump model and seal details first, and we will tell you what we can supply before you order.
What details do I need to order?
The pump make and model, a photo of the existing seal if you have one, and the shaft size or seal working length if known. If you don't have all of this, send what you have and we can discuss the missing details.
Flygt, Grundfos, APV, Alfa Laval, EMU, Gorman-Rupp, Sundyne, Seepex, Lowara and Calpeda are trademarks of their respective owners. Acumen Seals & Pumps is an independent supplier and is not affiliated with these companies. Seals are supplied to suit, not original equipment.

