from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective Without a
seal(mechanism for closing off).
from Wiktionary, Creative Commons Attribution/Share-Alike License
Pump Engineering is offering 3M's T Mag-M horizontal, sealless peripheral pumps with permanent magnet-drive system and no mechanical seals.
Moyno's Mag Drive 500 Series pumps feature a sealless, magnetic drive design
Plant Services 2010
The pumps offer a simple solution for upgrading existing conventionally sealed pumps from packings or mechanical seals to a sealless design, thereby eliminating the risks associated with seal failure.
The latest addition to the Viking range of internal gear pumps is an interchangeable, sealless model that is ideal for pumping hazardous, hard-to-seal liquids.
A modern and easy to navigate website provides an excellent introduction to a range of quality sealless pumps and also provides up to date company information and pump application stories.