Heavy Duty Rotary With Counter
Aboveground Storage Tank Equipment
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![1 1/2 Inch Buna Union Check Valve With Screen 1 1/2 Inch Buna Union Check Valve With Screen](https://shop.sourcena.com/lowres/detail/200AS-15.jpg)
1 1/2 Inch Buna Union Check Valve With Screen
Item No. 200AS-15
Easily inserted onto existing union fittings in suction systems
![2 Inch Swing Check Valve - Threaded Brass 2 Inch Swing Check Valve - Threaded Brass](https://shop.sourcena.com/lowres/detail/246A-0200AV.jpg)
2 Inch Swing Check Valve - Threaded Brass
Item No. 246A-0200AV
Designed to prevent backflow in horizontal piping systems. Swing check valve allow liquid to flow in a single direction
![2 Inch Swing Check Valve - Threaded Brass With Thermal Expansion Relief At 25 Psi 2 Inch Swing Check Valve - Threaded Brass With Thermal Expansion Relief At 25 Psi](https://shop.sourcena.com/lowres/detail/246A-0600AV.jpg)
2 Inch Swing Check Valve - Threaded Brass With Thermal Expansion Relief At 25 Psi
Item No. 246A-0600AV
Designed to prevent backflow in horizontal piping systems. Swing check valve allow liquid to flow in a single direction
![2 Inch Threaded Ductile Iron Swing Check Valve 2 Inch Threaded Ductile Iron Swing Check Valve](https://shop.sourcena.com/lowres/nophoto.gif)
2 Inch Threaded Ductile Iron Swing Check Valve
Item No. 246ADI-0500AV
Designed to prevent backflow in horizontal piping systems. Swing check valve allow liquid to flow in a single direction
![2 Inch NPT Thread-On Aluminum Pressure Vacuum Vent 2-1/2 - 6 Inch Range Water Column Pressure 6 - 10 Inch Range Vacuum 2 Inch NPT Thread-On Aluminum Pressure Vacuum Vent 2-1/2 - 6 Inch Range Water Column Pressure 6 - 10 Inch Range Vacuum](https://shop.sourcena.com/lowres/detail/A0084-038.jpg)
2 Inch NPT Thread-On Aluminum Pressure Vacuum Vent 2-1/2 - 6 Inch Range Water Column Pressure 6 - 10 Inch Range Vacuum
Item No. A0084-038
Is an internal pressure vacuum valve that restricts vaopr escape during product drops.
![2 Inch O-Ring Seal Pressure Vacuum Vent 2 Inch O-Ring Seal Pressure Vacuum Vent](https://shop.sourcena.com/lowres/detail/80230302.jpg)
2 Inch O-Ring Seal Pressure Vacuum Vent
Item No. 80230302
Vent rates of 8000 cubic feet per hour and vent at 13.8 in WC of pressure and 0.8 in WC of vacuum.
![3 Inch Thread-On 2-1/2 Inch To 6 Inch Water Column Pressure Vacuum Vent 3 Inch Thread-On 2-1/2 Inch To 6 Inch Water Column Pressure Vacuum Vent](https://shop.sourcena.com/lowres/detail/623V-3203.jpg)
3 Inch Thread-On 2-1/2 Inch To 6 Inch Water Column Pressure Vacuum Vent
Item No. 623V-3203
Pressure Vacuum Vents are installed on the top of vent pipes from underground or above ground fuel storage tanks
![3 Inch Swing Check Valve - Threaded Brass 3 Inch Swing Check Valve - Threaded Brass](https://shop.sourcena.com/lowres/detail/246A-0400AV.jpg)
3 Inch Swing Check Valve - Threaded Brass
Item No. 246A-0400AV
Designed to prevent backflow in horizontal piping systems. Swing check valve allow liquid to flow in a single direction
![2 Inch Thread-On 2-1/2 Inch To 6 Inch Water Column Pressure Vacuum Vent 2 Inch Thread-On 2-1/2 Inch To 6 Inch Water Column Pressure Vacuum Vent](https://shop.sourcena.com/lowres/detail/623V-2203.jpg)
2 Inch Thread-On 2-1/2 Inch To 6 Inch Water Column Pressure Vacuum Vent
Item No. 623V-2203
Pressure Vacuum Vents are installed on the top of vent pipes from underground or above ground fuel storage tanks
![2 Inch Pressure Vacuum Vent Slip On 8 Ounce Pressure 1/2 Ounce Vacuum 2 Inch Pressure Vacuum Vent Slip On 8 Ounce Pressure 1/2 Ounce Vacuum](https://shop.sourcena.com/lowres/detail/523V-1150.jpg)
2 Inch Pressure Vacuum Vent Slip On 8 Ounce Pressure 1/2 Ounce Vacuum
Item No. 523V-1150
Factory preset and tested settings
![2 Inch Pressure Vacuum Vent Thread On 3 Inch Water Column Pressure 8 Inch Water Column Vacuum 2 Inch Pressure Vacuum Vent Thread On 3 Inch Water Column Pressure 8 Inch Water Column Vacuum](https://shop.sourcena.com/lowres/detail/523V-2203.jpg)
2 Inch Pressure Vacuum Vent Thread On 3 Inch Water Column Pressure 8 Inch Water Column Vacuum
Item No. 523V-2203
Factory preset and tested settings
![2 Inch Pressure Vacuum Vent Slip On 3 Inch Water Column Pressure 8 Inch Water Column Vacuum 2 Inch Pressure Vacuum Vent Slip On 3 Inch Water Column Pressure 8 Inch Water Column Vacuum](https://shop.sourcena.com/lowres/detail/523V-2253.jpg)
2 Inch Pressure Vacuum Vent Slip On 3 Inch Water Column Pressure 8 Inch Water Column Vacuum
Item No. 523V-2253
Factory preset and tested settings
![2 Inch Pressure Vacuum Vent Thread On 8 Ounce Pressure 1/2 Ounce Vacuum 2 Inch Pressure Vacuum Vent Thread On 8 Ounce Pressure 1/2 Ounce Vacuum](https://shop.sourcena.com/lowres/detail/523V-1100.jpg)
2 Inch Pressure Vacuum Vent Thread On 8 Ounce Pressure 1/2 Ounce Vacuum
Item No. 523V-1100
Factory preset and tested settings
![2 Inch Thread-On Pressure/Vacuum Vent 3 Inch Wcp-8 Inch Wcv 2 Inch Thread-On Pressure/Vacuum Vent 3 Inch Wcp-8 Inch Wcv](https://shop.sourcena.com/lowres/detail/4885.jpg)
2 Inch Thread-On Pressure/Vacuum Vent 3 Inch Wcp-8 Inch Wcv
Item No. 4885
Incorporates 3 separate valves to control over-pressure and vacuum conditions that arise in storage tanks.