Type 4000

Check valve
Size 3/8″ to 2 1/2″
Pressures up to 580 PSI
All parts in contact with the media are made from stainless steel, therefore it is also suitable for aggressive media. The angle seat design offers a high flow rate.
Body: Stainless steel 1.4408
Interior parts: Stainless steel 1.4571/1.4310
Whitworth pipe thread
NPT thread
Welding ends
Tri-clamp connection
Special connections
Gases, vapors, fluids (also easily contaminated)
Media temperature: -4°F up to +392°F
Perm. differential pressure: 580 psi
Opening pressure: 3 psi
Specification Sheet – USA
4000usa.pdf 258 KB
modified 4/13/2016
open file
Specification Sheet – Europe
4000e4000e.pdf 238 KB (metric)
modified 4/13/2016
open file