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RD IR

Non-return valve, connector

Connection 1 + 2
BSP internal thread, cylindrical 
Sealing form 1 + 2
shape A 
Construction
straight 
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Characteristics

Connection 1 + 2
  • BSP internal thread, cylindrical 
Sealing form 1 + 2
  • shape A 
Construction
  • straight 
Design
  • non-return valve, connector 
Material
  • Steel 
Surface
  • electro galvanised 
All characteristics

Product variants

8 Results
Show dimensional drawing
Identifier
Opening pressure
Opening pressure
Operating pressure
G1
Ø D1 (mm)
L1 (mm)
L2 (mm)
S2
S1
Operating pressure
Opening pressure
Operating pressure
G1
Ø D1 (mm)
L1 (mm)
L2 (mm)
S2
S1
G1
Opening pressure
Operating pressure
G1
Ø D1 (mm)
L1 (mm)
L2 (mm)
S2
S1
Ø D1 (mm)
Opening pressure
Operating pressure
G1
Ø D1 (mm)
L1 (mm)
L2 (mm)
S2
S1
Details / items
approx. 1 bar  
PN 400  
G 1/8″ -28  
19  mm
Learn more
approx. 1 bar  
PN 400  
G 1/4″ -19  
19  mm
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approx. 1 bar  
PN 400  
G 3/8″ -19  
24  mm
Learn more
approx. 1 bar  
PN 315  
G 1/2″ -14  
32  mm
Learn more
approx. 1 bar  
PN 250  
G 3/4″ -14  
41  mm
Learn more
approx. 1 bar  
PN 250  
G 1″ -11  
46  mm
Learn more
approx. 1 bar  
PN 250  
G 1.1/4″ -11  
60  mm
Learn more
approx. 1 bar  
PN 250  
G 1.1/2″ -11  
65  mm
Learn more
PN = nominal pressure (bar)
PB = max. operating pressure (bar)
HEX = SW, S1, S2, S3 = width across flats
PN = nominal pressure (bar)
PB = max. operating pressure (bar)
HEX = SW, S1, S2, S3 = width across flats
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