B & K Tank Gauge
Lisle Corporation
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![4 Inch Male NPT 8 Ounce/Square Inch Aluminum Emergency Vent With Cast Iron Cover And FKM Viton A O-Ring UL 2583 And ULC Listed 4 Inch Male NPT 8 Ounce/Square Inch Aluminum Emergency Vent With Cast Iron Cover And FKM Viton A O-Ring UL 2583 And ULC Listed](https://shop.sourcena.com/lowres/detail/244OM-0100AV.jpg)
4 Inch Male NPT 8 Ounce/Square Inch Aluminum Emergency Vent With Cast Iron Cover And FKM Viton A O-Ring UL 2583 And ULC Listed
Item No. 244OM-0100AV
UL Listed emergency vent (pressure relief only) used on aboveground storage tanks, as a code requirement, to help prevent the tank from becoming over-pressurized and possibly rupturing if ever exposed to fire.
![6 Inch Male NPT 8 Ounce/Square Inch Aluminum Emergency Vent With Cast Iron Cover And FKM Viton A O-Ring UL 2583 And ULC Listed 6 Inch Male NPT 8 Ounce/Square Inch Aluminum Emergency Vent With Cast Iron Cover And FKM Viton A O-Ring UL 2583 And ULC Listed](https://shop.sourcena.com/lowres/detail/244OM-0200AV.jpg)
6 Inch Male NPT 8 Ounce/Square Inch Aluminum Emergency Vent With Cast Iron Cover And FKM Viton A O-Ring UL 2583 And ULC Listed
Item No. 244OM-0200AV
UL Listed emergency vent (pressure relief only) used on aboveground storage tanks, as a code requirement, to help prevent the tank from becoming over-pressurized and possibly rupturing if ever exposed to fire.
![8 Inch Male NPT 8 Ounce/Square Inch Aluminum Emergency Vent With Cast Iron Cover And FKM Viton A O-Ring UL 2583 And ULC Listed 8 Inch Male NPT 8 Ounce/Square Inch Aluminum Emergency Vent With Cast Iron Cover And FKM Viton A O-Ring UL 2583 And ULC Listed](https://shop.sourcena.com/lowres/detail/244OM-0600AV.jpg)
8 Inch Male NPT 8 Ounce/Square Inch Aluminum Emergency Vent With Cast Iron Cover And FKM Viton A O-Ring UL 2583 And ULC Listed
Item No. 244OM-0600AV
UL Listed emergency vent (pressure relief only) used on aboveground storage tanks, as a code requirement, to help prevent the tank from becoming over-pressurized and possibly rupturing if ever exposed to fire.
![8 Inch Male NPT 8 Ounce/Square Inch Aluminum Emergency Vent With Cast Iron Cover And FKM Viton B O-Ring EVR Approved UL 2583 And ULC Listed 8 Inch Male NPT 8 Ounce/Square Inch Aluminum Emergency Vent With Cast Iron Cover And FKM Viton B O-Ring EVR Approved UL 2583 And ULC Listed](https://shop.sourcena.com/lowres/detail/244OM-0600AVEVR.jpg)
8 Inch Male NPT 8 Ounce/Square Inch Aluminum Emergency Vent With Cast Iron Cover And FKM Viton B O-Ring EVR Approved UL 2583 And ULC Listed
Item No. 244OM-0600AVEVR
UL Listed emergency vent (pressure relief only) used on aboveground storage tanks, as a code requirement, to help prevent the tank from becoming over-pressurized and possibly rupturing if ever exposed to fire.
![1-1/2 Inch Swing Check Valve - Threaded Brass 1-1/2 Inch Swing Check Valve - Threaded Brass](https://shop.sourcena.com/lowres/detail/246A-0100AV.jpg)
1-1/2 Inch Swing Check Valve - Threaded Brass
Item No. 246A-0100AV
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 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
![4 Inch Tight Fill Adapter- Top Seal Without Lugs- Carb EVR Approved 4 Inch Tight Fill Adapter- Top Seal Without Lugs- Carb EVR Approved](https://shop.sourcena.com/lowres/detail/305-0200AAEVR.jpg)
4 Inch Tight Fill Adapter- Top Seal Without Lugs- Carb EVR Approved
Item No. 305-0200AAEVR
Top seal Adapters thread onto underground and aboveground storage tank fill ports and riser pipes where tight fill connections are required
![4 Inch Brass Top Seal Tight Fill Adapter With Lugs 4 Inch Brass Top Seal Tight Fill Adapter With Lugs](https://shop.sourcena.com/lowres/detail/305L-0200AA.jpg)
4 Inch Brass Top Seal Tight Fill Adapter With Lugs
Item No. 305L-0200AA
EVR Approved used for fill ports and access to leak detection on fuel storage tanks
![Aluminum 4 Inch Tank Monitor Cap With 3/8 Inch, EVR Approved Aluminum 4 Inch Tank Monitor Cap With 3/8 Inch, EVR Approved](https://shop.sourcena.com/lowres/detail/305XP-0100ACEVR.jpg)
Aluminum 4 Inch Tank Monitor Cap With 3/8 Inch, EVR Approved
Item No. 305XP-0100ACEVR
Aluminum 4 inch threaded port hole 3/8 inch, 2 pound
![4 Inch EVR Approved Tank Monitor Cap With 1/2 Inch Threaded Porthole And Cable Connector 4 Inch EVR Approved Tank Monitor Cap With 1/2 Inch Threaded Porthole And Cable Connector](https://shop.sourcena.com/lowres/detail/305XP-1200ACEVR.jpg)
4 Inch EVR Approved Tank Monitor Cap With 1/2 Inch Threaded Porthole And Cable Connector
Item No. 305XP-1200ACEVR
Used for fill ports and access to leak detection on fuel storage tanks
![4 Inch CARB EVR Approved Tank Monitoring Cap/Adapter Combination With 3/8 Inch Hole 4 Inch CARB EVR Approved Tank Monitoring Cap/Adapter Combination With 3/8 Inch Hole](https://shop.sourcena.com/lowres/detail/305XPA-0100AKEVR.jpg)
4 Inch CARB EVR Approved Tank Monitoring Cap/Adapter Combination With 3/8 Inch Hole
Item No. 305XPA-0100AKEVR
![Replacement 4 Inch Gasket For 305C Series Cap Replacement 4 Inch Gasket For 305C Series Cap](https://shop.sourcena.com/lowres/detail/305XPU-01052G.jpg)
Replacement 4 Inch Gasket For 305C Series Cap
Item No. 305XPU-01052G
Used to replace missing or damaged gaskets on the 305c series caps
![3/4 Inch Single Poppet Foot Valve 3/4 Inch Single Poppet Foot Valve](https://shop.sourcena.com/lowres/detail/334-0100AV.jpg)
3/4 Inch Single Poppet Foot Valve
Item No. 334-0100AV
Installed at the inlet of a suction line bottom of the storage tank
![1 Inch Single Poppet Foot Valve 1 Inch Single Poppet Foot Valve](https://shop.sourcena.com/lowres/detail/334-0200AV.jpg)
1 Inch Single Poppet Foot Valve
Item No. 334-0200AV
Installed at the inlet of a suction line bottom of the storage tank
![1-1/2 Inch Single Poppet Foot Valve 1-1/2 Inch Single Poppet Foot Valve](https://shop.sourcena.com/lowres/detail/334-0300AV.jpg)
1-1/2 Inch Single Poppet Foot Valve
Item No. 334-0300AV
Installed at the inlet of a suction line bottom of the storage tank
![2 Inch Single Poppet Foot Valve 2 Inch Single Poppet Foot Valve](https://shop.sourcena.com/lowres/detail/334-0400AV.jpg)
2 Inch Single Poppet Foot Valve
Item No. 334-0400AV
Installed at the inlet of a suction line bottom of the storage tank
![1-1/2 Inch Double Poppet Foot Valve 1-1/2 Inch Double Poppet Foot Valve](https://shop.sourcena.com/lowres/detail/335A-0100AV.jpg)
1-1/2 Inch Double Poppet Foot Valve
Item No. 335A-0100AV
Installed at the inlet of a suction line normally at the bottom of the storage tank as a prime holding valve.
![2 Inch Double Poppet Foot Valve 2 Inch Double Poppet Foot Valve](https://shop.sourcena.com/lowres/detail/335A-0200AV.jpg)
2 Inch Double Poppet Foot Valve
Item No. 335A-0200AV
Installed at the inlet of a suction line normally at the bottom of the storage tank as a prime holding valve.
![2 Inch Updraft Vent 2 Inch Updraft Vent](https://shop.sourcena.com/lowres/detail/354-0200AV.jpg)
2 Inch Updraft Vent
Item No. 354-0200AV
Open vent design used on underground and above ground tanks