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HVO HJ

Non-return valve, screw-in connection

Sealing form 1
O-ring seal 
Connection 1
UN/UNF external threads 
Sealing form 2
74° outer cone 
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Characteristics

Sealing form 1
  • O-ring seal 
Connection 1
  • UN/UNF external threads 
Sealing form 2
  • 74° outer cone 
Connection 2
  • UN/UNF external threads 
Construction
  • straight 
Design
  • Non-return valve, screw-in connection 
Material
  • Steel 
Surface
  • electro galvanised 
All characteristics

Product description

Description
Direction of flow from screw-in pin
Ordering information
Also available with opening pressure of 0.2; 0.5; 2; 3; 5; 6 bar

Product variants

8 Results
Show dimensional drawing
Identifier
Opening pressure
Opening pressure
Operating pressure
Ø d (mm)
G1
G2
L1 (mm)
L (mm)
S2
S1
Operating pressure
Opening pressure
Operating pressure
Ø d (mm)
G1
G2
L1 (mm)
L (mm)
S2
S1
Ø d (mm)
Opening pressure
Operating pressure
Ø d (mm)
G1
G2
L1 (mm)
L (mm)
S2
S1
G1
Opening pressure
Operating pressure
Ø d (mm)
G1
G2
L1 (mm)
L (mm)
S2
S1
Price / items
approx. 1 bar  
PN 350  
3.5  mm
7/16"-20 UNF  
approx. 1 bar  
PN 350  
7.5  mm
9/16"-18 UNF  
approx. 1 bar  
PN 315  
9.5  mm
3/4" -16 UNF  
approx. 1 bar  
PN 315  
11.5  mm
7/8" -14 UNF  
approx. 1 bar  
PN 250  
15  mm
1.1/16" -12 UN  
approx. 1 bar  
PN 250  
19  mm
1.5/16" -12 UN  
approx. 1 bar  
PN 210  
24  mm
1.5/8" -12 UN  
approx. 1 bar  
PN 140  
29  mm
1.7/8" -12 UN  
PN = Nominal pressure
PB = Max. operating pressure
SW, S1, S2, S3 = With across flats
PN = Nominal pressure
PB = Max. operating pressure
SW, S1, S2, S3 = With across flats
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