Non-closure Breakaway Couplings

Available in both Industrial and Marine versions.

Can be installed between a flexible hose string or fixed to a rigid point.  

This version of Non-Closure Coupling is not designed for hygiene transfer applications. 

Trelleborg can offer hygienic polished couplings complete with no “Bug Traps” to ensure they comply with industry standards set down by the FDA.
Contact the Technical Team for details

Materials of Construction
Standard coupling housing options
- Stainless steel
- Carbon steel
- Aluminum.
Other materials are available on request.

Sizes
Standard nominal bores available:
1″, 1.5″, 2″, 2.5″, 3″, 4″, 5″, 6″, 8″, 10″ & 12″

Standard range design pressures 1″ to 4″ = 40 BAR (580 PSI)
Standard range design pressure 5″ = 27 BAR (391 PSI)
Standard range design pressure 6″ = 23 BAR (333 PSI)
Standard range design pressure 8″ = 17 BAR (246 PSI)
Standard range design pressure 10″ = 14 BAR (203 PSI)
Standard range design pressure 12″ = 10 BAR (145 PSI)

NPT Threaded Male or Female
BSP Threaded Tapered or Parallel
Flanged Connections (ANSI 150/PN16 ANSI 300/PN40)
Weld prepared ends (Schedule 40)
Hammer Union fittings (Fig 100)
Other End Connection configurations are also available on request

Breaking Loads
Coupling break-loads can be varied to suit any application.