Single Shut-Off
Nominal Diameter
5.5 = 25 mm²
RECTUS Series
18KA
Chart
Technical Description
ISO 6150 C industrial coupling with UltraFlo technology. Robust design. The steel sleeve counters oscillating forces. System has limited use for liquids (steel sleeve/zinc die cast valve).

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

Interchangeability
CEJN 291
OETIKER
ISO 6150 C
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
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 18KAAK13MPN
R 3/8 19 62 23 12 Standard 18KAAK17MPN
R 1/2 22 63 23 17 Standard 18KAAK21MPN
                     
Female Thread
Female Thread
 G 1/4 19 58 23 9 Standard 18KAIW13MPN
G 3/8 19 57 23 9 Standard 18KAIW17MPN
G 1/2 24 60 23 12 Standard 18KAIW21MPN
                     
Hose Barb
Hose Barb
 6 mm 19 76 23 25 Standard 18KATF06MPN
8 mm 19 76 23 25 Standard 18KATF08MPN
10 mm 19 76 23 25 Standard 18KATF10MPN
13 mm 19 76 23 25 Standard 18KATF13MPN

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 59 12 25 Standard 18SFTF06SXN
8 mm 59 12 25 Standard 18SFTF08SXN
10 mm 59 12 25 Standard 18SFTF10SXN
                     

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 1/4 17 41 9 Standard 18SFAW13SXN
G 3/8 19 41 9 Standard 18SFAW17SXN
                     
                     
Female Thread
Female Thread
 G 1/4 17 43 9 Standard 18SFIW13SXN
G 3/8 19 44 9 Standard 18SFIW17SXN