Single Shut-Off
Nominal Diameter
5.5 = 25 mm²
RECTUS Series
19KA
Chart
Technical Description
English industrial profile with UltraFlo technology. Compact dimensions. Robust coupling for compressed air applications. The steel sleeve counters oscillating forces.

Advantages
Single handed operation. Plug design optimised through greater insert depth. High flow valve.

Interchangeability
PCL 60 (UK)
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
-20°C and above +100°C special
seals are available on request.
Material

Coupling		 Standard Nickel Plated
Back Body
Valve Body
Sleeve
Valve
Inner Sleeve
Spring Plate
Spring and Locking Ring
Locking Balls
Seals		 Brass, Nickel Plated
Brass Nickel Plated
Steel Hardened, Nickel Plated
Zinc Diecasting, Nickel Plated
Brass
Brass
AISI 301
AISI 420
NBR
Plug
Plug Steel Hardened, Nickel Plated

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
 R 1/4 19 63 23 12 Standard 19KAAK13MPN
R 3/8 19 62 23 12 Standard 19KAAK17MPN
R 1/2 22 68 23 17 Standard 19KAAK21MPN
                     
Female Thread
Female Thread
 G 1/4 19 58 23 9 Standard 19KAIW13MPN
G 3/8 19 58 23 9 Standard 19KAIW17MPN
G 1/2 24 60 23 12 Standard 19KAIW21MPN
                     
Hose Barb
Hose Barb
 6 mm 19 76 23 25 Standard 19KATF06MPN
8 mm 19 76 23 25 Standard 19KATF08MPN
10 mm 19 76 23 25 Standard 19KATF10MPN
13 mm 19 76 23 25 Standard 19KATF13MPN

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
 6 mm 60 12 25 Standard 19SFTF06SXN
8 mm 60 12 25 Standard 19SFTF08SXN
10 mm 60 12 25 Standard 19SFTF10SXN
                     

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
 R 1/4 14 50 12 Standard 19SFAK13SXN
R 3/8 17 50 12 Standard 19SFAK17SXN
                     
                     
Female Thread
Female Thread
 G 1/4 17 46 9 Standard 19SFIW13SXN
G 3/8 19 47 9 Standard 19SFIW17SXN