Double Shut-Off
Nominal Diameter
15 = 175 mm²
RECTUS Series
38KB
Chart
Technical Description
Industrial profile in brass, 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)
0°C up to +316°C (FFKM)
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 1/2 34 89 40 12 Standard 38KB AW21 MPX
G 1/2 34 89 40 12 Nickel Plated 38KB AW21 MPN
G 3/4 34 91 40 16 Standard 38KB AW26 MPX
G 3/4 34 91 40 16 Nickel Plated 38KB AW26 MPN
G 1 41 91 40 19 Standard 38KB AW33 MPX
G 1 41 91 40 19 Nickel Plated 38KB AW33 MPN
Female Thread
Female Thread
 G 1/2 34 95 40 20 Standard 38KB IW21 MPX
G 1/2 34 95 40 20 Nickel Plated 38KB IW21 MPN
G 3/4 34 91 40 14 Standard 38KB IW26 MPX
G 3/4 34 91 40 14 Nickel Plated 38KB IW26 MPN
G 1 41 92 40 20 Standard 38KB IW33 MPX
G 1 41 92 40 20 Nickel Plated 38KB IW33 MPN
Hose Barb
 13 mm 34 105 40 28 Standard 38KB TF13 MPX
13 mm 34 105 40 28 Nickel Plated 38KB TF13 MPN
16 mm 34 113 40 36 Standard 38KB TF16 MPX
16 mm 34 113 40 36 Nickel Plated 38KB TF16 MPN
19 mm 34 113 40 36 Standard 38KB TF19 MPX
19 mm 34 113 40 36 Nickel Plated 38KB TF19 MPN
25 mm 34 109 40 36 Standard 38KB TF25 MPX
25 mm 34 109 40 36 Nickel Plated 38KB 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
Hose Barb
Hose Barb
 13 mm 34 103 28 Standard 38SB TF13 MPX
13 mm 34 103 28 Nickel Plated 38SB TF13 MPN
16 mm 34 109 36 Standard 38SB TF16 MPX
16 mm 34 109 36 Nickel Plated 38SB TF16 MPN
19 mm 34 109 36 Standard 38SB TF19 MPX
19 mm 34 109 36 Nickel Plated 38SB TF19 MPN
25 mm 34 105 36 Standard 38SB TF25 MPX
25 mm 34 105 36 Nickel Plated 38SB 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 1/2 34 85 12 Standard 38SB AW21 MPX
G 1/2 34 85 12 Nickel Plated 38SB AW21 MPN
G 3/4 34 87 16 Standard 38SB AW26 MPX
G 3/4 34 87 16 Nickel Plated 38SB AW26 MPN
G 1 41 87 19 Standard 38SB AW33 MPX
G 1 41 87 19 Nickel Plated 38SB AW33 MPN
Female Thread
Female Thread
 G 1/2 34 87 16 Standard 38SB IW21 MPX
G 1/2 34 87 16 Nickel Plated 38SB IW21 MPN
G 3/4 34 87 16 Standard 38SB IW26 MPX
G 3/4 34 87 16 Nickel Plated 38SB IW26 MPN
G 1 41 8 26 Standard 38SB IW33 MPX
G 1 41 8 26 Nickel Plated 38SB IW33 MPN