Double Shut-Off
Nominal Diameter
19 = 300 mm²
RECTUS Series
39KB
Chart
Technical Description
Industrial brass profile with UltraFlo technology. Compact dimensions with high performance characteristics. Coupling can be used with numerous gaseous and liquid media.

Advantages
Compact dimensions. Extremely high flow performance. High flow valve.

Working Pressure
PB = 35 bar, maximum static
working pressure with safety
factor of 4 to 1.

Working Temperature*
-20°C up to +100°C (NBR)
-40°C up to +120/150°C (EPDM)
-15°C up to +200°C (FKM)
depending on the medium.

*At a temperature below
0°C and above +316°C special
seals are available on request.
Material

Coupling		 Standard Nickel Plated
Back Body
Valve Body
Sleeve
Valve
Spring and Locking Ring
Locking Balls
Seals
Inner Sleeve
Spring Plate		 Brass
Brass
Brass
Brass
AISI 301
AISI 420
NBR
Brass
Brass		 Brass, Nickel Plated
Brass, Nickel Plated
Brass, Nickel Plated
Brass
AISI 301
AISI 420
NBR
Brass
Brass
Plug
Plug Profile
Back Body
Valve
Spring and Locking Ring
Seal
Spring Plate		 Brass
Brass
Brass
AISI 301
NBR
Brass		 Brass, Nickel Plated
Brass, Nickel Plated
Brass
AISI 301
NBR
Brass

Couplings

  Connection A Hex SW L mm D mm L1 mm L2 mm Hex1 SW B mm G mm Version Part Number
Male Thread
Male Thread
 G 3/4 41 95 46 16 Standard 39KB AW26 MPX
G 3/4 41 95 46 16 Nickel Plated 39KB AW26 MPN
G 1 41 98 46 19 Standard 39KB AW33 MPX
G 1 41 98 46 19 Nickel Plated 39KB AW33 MPN
G 1 1/4 46 98 46 19 Standard 39KB AW42 MPX
G 1 1/4 46 98 46 19 Nickel Plated 39KB AW42 MPN
Female Thread
Female Thread
 G 3/4 41 99 46 20 Standard 39KB IW26 MPX
G 3/4 41 99 46 20 Nickel Plated 39KB IW26 MPN
G 1 41 100 46 22 Standard 39KB IW33 MPX
G 1 41 100 46 22 Nickel Plated 39KB IW33 MPN
G 1 1/4 50 105 46 22 Standard 39KB IW42 MPX
G 1 1/4 50 105 46 22 Nickel Plated 39KB IW42 MPN
Hose Barb
Hose Barb
 19 mm 41 115 46 36 Standard 39KB TF19 MPX
19 mm 41 115 46 36 Nickel Plated 39KB TF19 MPN
25 mm 41 125 46 48 Standard 39KB TF25 MPX
25 mm 41 125 46 48 Nickel Plated 39KB TF25 MPN

Valved Plugs

  Connection A Hex SW L mm D mm L1 mm L2 mm Hex1 SW B mm G mm Version Part Number
Male Thread
Male Thread
 G 3/4 41 92 16 Standard 39SB AW26 MPX
G 3/4 41 92 16 Nickel Plated 39SB AW26 MPN
G 1 41 95 19 Standard 39SB AW33 MPX
G 1 41 95 19 Nickel Plated 39SB AW33 MPN
G 1 1/4 46 95 19 Standard 39SB AW42 MPX
G 1 1/4 46 95 19 Nickel Plated 39SB AW42 MPN
Female Thread
Female Thread
 G 3/4 41 96 19 Standard 39SB IW26 MPX
G 3/4 41 96 19 Nickel Plated 39SB IW26 MPN
G 1 41 97 24 Standard 39SB IW33 MPX
G 1 41 97 24 Nickel Plated 39SB IW33 MPN
G 1 1/4 50 102 26 Standard 39SB IW42 MPX
G 1 1/4 50 102 26 Nickel Plated 39SB IW42 MPN

Valved Plugs

  Connection A Hex SW L mm D mm L1 mm L2 mm Hex1 SW B mm G mm Version Part Number
Hose Barb
Hose Barb
 19 mm 41 114 36 Standard 39SB TF19 MPX
19 mm 41 114 36 Nickel Plated 39SB TF19 MPN
25 mm 41 124 48 Standard 39SB TF25 MPX
25 mm 41 124 48 Nickel Plated 39SB TF25 MPN