Our Hybrid Assembly® FLEX and LOW PRESSURE with 1/2″-20 UNF thread are suitable, among other things, for installation in the Swagelok rupture disc tee 1/4″ NPT (SS-RTM4-F4-1). These burst plugs are a flexible alternative to the Swagelok standard rupture discs, because the burst pressure can be freely defined by the customer in a range from 40 to 196 bar.
FLEX version
- Burst pressure range: 40 – 196 bar (580 – 2850 psi) at 20 °C
- DN: 4 mm
- Thread: 1/2″-20 UNF
LOW PRESSURE version
- Burst pressure range: 3 – 196 bar at 20 °C
- DN: 7 mm
- Thread: 1/2″-20 UNF
Note: The tee shown is a product of the Swagelok Company, Ohio. This component is neither manufactured nor sold by Wehberg Safety GmbH.




