name:Automatic Reverse-flow Prevention Couplings
NO:810301

Automatic Reverse-flow Prevention Couplings

 

 

 

For Hose to Hose Connections
Gas
Size
Socket,Hose End
Plug.Hose End
 
 
Oxygen
 
 
1/4” Hose End
AS-1
AP-1
 
 
Acetylene
 
 
3/8” Hose End
AS-2
AP-2
For Gauge to Hose Connections
Gas
Size
Socket,Female Thread
Plug.Hose End
 
 
Oxygen
 
M16×P1.5&
1/4”
Hose End
GS-1
AP-1
 
 
Acetylene
 
M16×P1.5&
3/8” Hose End
GS-2
AP-2
For Welding Machine/cutting Machine to Hose Connections
Gas
Size
Socket,Hose End
Plug.Female Thread
 
 
Oxygen
 
1/4”
Hose End & M16×P1.5
 
AS-1
OP-1
 
 
Acetylene
 
3/8” Hose End & M16×P1.5
 
AS-2
OP-2
 
No.
Model
Size
Gas
1
AS-1
1/4” Hose End
Oxygen
6
AS-2
3/8” Hose End
Acetylene
2
AP-1
1/4” Hose End
Oxygen
7
AP-2
3/8” Hose End
Acetylene
3
GS-1
M16 x p1.5 Female Thread
Oxygen
8
GS-2
M16 x p1.5 Female Thread
Acetylene
4
OP-1
M16 x p1.5 Female Thread
Oxygen
9
OP-2
M16 x p1.5 Female Thread
Acetylene