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All Categories > Check Valves and Flow Limiting Devices > Item # 684  
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Item # 684, 684 High Flow Check Valve
List Price $58.00

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High flow one-way or check valve.
  • Check valve
  • High flow
  • 1/2 in. NPT




 Specifications   

Series Designation
684 Series

Type
Check Valve

Special Features
Check Valve
High Flow

Maximum Rated Pressure
6000 psi

Inlet Port Size
1/2 in. MNPT

Outlet Port Size
1/2 in. FMNPT

Outlet Pressure Rating
6000 psi

Flow Coefficient (Cv)
0.55 (0.28 in. orifice)

Leakage
Bubble Tight

Minimum Temperature
-15 ºF

Body Material
Anodized Aluminum

Internal Materials
Brass
Stainless

Seal Materials
Viton

Weight
140 g

Overall Length
2.6 Inch

Hex Diameter
1 3/8 Inch

Repair Kit/Service Items
684-8

Special Notes
Open pressure: 3 to 8 psi


 DOWNLOADS 

Model 684 Check Valve Operation & Maintenance Manual
(PDF, 5KB)

Technical Bulletin
(DOC, 126KB)



 Repair Kit for 684 High Flow Check Valve 


Repair Kits
684-8
Repair Kit for 684
$14.00

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