Single Shut-Off
Nominal Diameter
11 = 95 mm²
RECTUS Series
37KA
Chart
Technical Description
1/2“ Coupling-System according to US-MIL-Spec. C-4109 made of brass. Plug design optimised through greater insert depth.

Advantages
Single handed operation. Tough construction.

Interchangeability
INDUSTRIAL INTERCHANGE 1/2"
US-MIL-NORM-C-4109 1/2"
ISO 6150-B-17
GROMELLE 1300
HANSEN 5000
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
Springs and Locking Ring
Pins
Seals		 Brass
Brass
Brass
Brass
AISI 301
AISI 420
NBR		 Brass, Nickel Plated
Brass, Nickel Plated
Brass, Nickel Plated
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
 1/4 NPT 30 76 35 12 Standard 37KAAN13MPX
1/4 NPT 30 76 35 12 Nickel Plated 37KAAN13MPN
G 3/8 30 70,5 35 12 Standard 37KAAW17MPX
G 3/8 30 70,5 35 12 Nickel Plated 37KAAW17MPN
1/2 NPT 30 79 35 17 Standard 37KAAN21MPX
1/2 NPT 30 79 35 17 Nickel Plated 37KAAN21MPN
G 1/2 30 76,5 35 12 Standard 37KAAW21MPX
G 1/2 30 76,5 35 12 Nickel Plated 37KAAW21MPN
3/4 NPT 30 81 35 19 Standard 37KAAN26MPX
3/4 NPT 30 81 35 19 Nickel Plated 37KAAN26MPN
G 3/4 30 77,5 35 13 Standard 37KAAW26MPX
G 3/4 30 77,5 35 13 Nickel Plated 37KAAW26MPN
Female Thread
Female Thread
 1/4 NPSF 30 77 35 13 Standard 37KAIN13MPX
1/4 NPSF 30 77 35 13 Nickel Plated 37KAIN13MPN
3/8 NPSF 30 76 35 14 Standard 37KAIN17MPX
3/8 NPSF 30 76 35 14 Nickel Plated 37KAIN17MPN
1/2 NPSF 30 83 35 23 Standard 37KAIN21MPX
1/2 NPSF 30 83 35 23 Nickel Plated 37KAIN21MPN
3/4 NPSF 32 84 35 24 Standard 37KAIN26MPX
3/4 NPSF 32 84 35 24 Nickel Plated 37KAIN26MPN
Hose Barb
Hose Barb
 10 mm 30 86 35 25 Standard 37KATF10MPX
10 mm 30 86 35 25 Nickel Plated 37KATF10MPN
13 mm 30 86 35 25 Standard 37KATF13MPX
13 mm 30 86 35 25 Nickel Plated 37KATF13MPN
16 mm 30 86 35 25 Standard 37KATF16MPX
16 mm 30 86 35 25 Nickel Plated 37KATF16MPN
19 mm 30 86 35 25 Standard 37KATF19MPX
19 mm 30 86 35 25 Nickel Plated 37KATF19MPN

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
 10 mm 62 17 25 Standard 37SFTF10SXN
13 mm 62 17 25 Standard 37SFTF13SXN
16 mm 62 18 25 Standard 37SFTF16SXN
19 mm 72 21 35 Standard 37SFTF19SXN

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 3/8 17 53 12 Standard 37SFAK17SXG
R 1/2 22 60 17 Standard 37SFAK21SXG
R 3/4 27 61 19 Standard 37SFAK26SXG
                     
Female Thread
Female Thread
 3/8 NPSF 19 56 19 Standard 37SFIN17SXN
R 1/2 24 50 10 Standard 37SFIW21SXG
G 3/4 32 57 14 Standard 37SFIW26SXG