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RD NW 20 IR

Check valve connector IGR3/4"
Response pressure
approx. 1 bar 
G1
G 3/4″ -14 
Working pressure
PN 250 
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Product details for

RD NW 20 IR

Response pressure
approx. 1 bar
G1
G 3/4″ -14
Working pressure
PN 250
L1
84 mm
L2
16.5 mm
Ø D1
41 mm
S1
41
S2
46
All characteristics

Characteristics

Type
  • straight 
Connection 1 + 2
  • BSPP female thread, parallel 
Sealing form 1 + 2
  • type A 
Construction type
  • non-return valve, connector 
Material
  • steel 
Surface
  • electro galvanised 
Customs tariff number
  • 84813091 
All characteristics

Product variants

8 Results
Show dimensional drawing
Identifier
Response pressure
G1
Working pressure
L1 (mm)
Details / items
approx. 1 bar 
G 1/8″ -28 
PN 400 
42.5 mm
Learn more
approx. 1 bar 
G 1/4″ -19 
PN 400 
51 mm
Learn more
approx. 1 bar 
G 3/8″ -19 
PN 400 
60 mm
Learn more
approx. 1 bar 
G 1/2″ -14 
PN 315 
72 mm
Learn more
approx. 1 bar 
G 3/4″ -14 
PN 250 
84 mm
Learn more
approx. 1 bar 
G 1″ -11 
PN 250 
95 mm
Learn more
approx. 1 bar 
G 1.1/4″ -11 
PN 250 
110 mm
Learn more
approx. 1 bar 
G 1.1/2″ -11 
PN 250 
114 mm
Learn more
PN = nominal pressure (bar)
PB = max. operating pressure (bar)
HEX = SW, S1, S2, S3 = width across flats

Column selection

Response pressure
G1
Working pressure
L1 (mm)
L2 (mm)
Ø D1 (mm)
S1
S2
PN = nominal pressure (bar)
PB = max. operating pressure (bar)
HEX = SW, S1, S2, S3 = width across flats