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![4 Inch Grey EVR Duratuff Top-Seal Fill Cap (E85 Approved) 4 Inch Grey EVR Duratuff Top-Seal Fill Cap (E85 Approved)](https://shop.sourcena.com/lowres/detail/634TT-7085-EVR.jpg)
4 Inch Grey EVR Duratuff Top-Seal Fill Cap (E85 Approved)
Item No. 634TT-7085-EVR
Tight fill top seal cap is installed on top seal Adapters
![2 Inch Fill Cap & Adapter - Brass Body Iron Cap 2 Inch Fill Cap & Adapter - Brass Body Iron Cap](https://shop.sourcena.com/lowres/detail/178-0300AC.jpg)
2 Inch Fill Cap & Adapter - Brass Body Iron Cap
Item No. 178-0300AC
Designed for tank filling applications where a tight fill connection is not required. Adapter permeanetly threads onto riser pipe of fill nipple then cap threads onto Adapter
![2 Inch Aluminum Hinged Style Fill Cap Female Thread 2 Inch Aluminum Hinged Style Fill Cap Female Thread](https://shop.sourcena.com/lowres/detail/179-0100AC.jpg)
2 Inch Aluminum Hinged Style Fill Cap Female Thread
Item No. 179-0100AC
All aluminum construction
![2 Inch Aluminum Hinged Style Fill Cap Male Thread 2 Inch Aluminum Hinged Style Fill Cap Male Thread](https://shop.sourcena.com/lowres/detail/179M-0100AC.jpg)
2 Inch Aluminum Hinged Style Fill Cap Male Thread
Item No. 179M-0100AC
All aluminum construction
![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
![4 Inch Side Seal Cap 4 Inch Side Seal Cap](https://shop.sourcena.com/lowres/detail/405C-0100AC.jpg)
4 Inch Side Seal Cap
Item No. 405C-0100AC
Used for fill ports and access to leak detection on fuel storage tanks
![4 Inch Fill Cap Top Seal Low Profile (E85 Approved) 4 Inch Fill Cap Top Seal Low Profile (E85 Approved)](https://shop.sourcena.com/lowres/detail/634LPC-0400.jpg)
4 Inch Fill Cap Top Seal Low Profile (E85 Approved)
Item No. 634LPC-0400
Designed for tight installations where clearance between top of fill Adapter and spill container cover are limited
![3 Inch Duratuff Single Lever Action Top-Seal Cap 3 Inch Duratuff Single Lever Action Top-Seal Cap](https://shop.sourcena.com/lowres/detail/634TE-7085.jpg)
3 Inch Duratuff Single Lever Action Top-Seal Cap
Item No. 634TE-7085
Single lever action top seal cap is designed to mate with 3 inch OPW 633T top seal Adapters
![4 Inch Metal Top-Seal Fill Cap 4 Inch Metal Top-Seal Fill Cap](https://shop.sourcena.com/lowres/detail/634TT-4000.jpg)
4 Inch Metal Top-Seal Fill Cap
Item No. 634TT-4000
Metal top seal cap with the same dimensions as the 634TT-7085
![4 Inch Low Profile Grey Fill Adapter Cap 4 Inch Low Profile Grey Fill Adapter Cap](https://shop.sourcena.com/lowres/detail/A0097-004LP.jpg)
4 Inch Low Profile Grey Fill Adapter Cap
Item No. A0097-004LP
Designed for use when there is limited space between the top of the adapter and the spill containment lid
![4 Inch Duratuff Toggle-Type Side Seal Cap 4 Inch Duratuff Toggle-Type Side Seal Cap](https://shop.sourcena.com/lowres/detail/62TT-7085.jpg)
4 Inch Duratuff Toggle-Type Side Seal Cap
Item No. 62TT-7085
Designed to mate with 61AS side seal Adapter
![2 Inch Male NPT Powder Coated Black Cast Iron Hinged-Style Fill Cap 2 Inch Male NPT Powder Coated Black Cast Iron Hinged-Style Fill Cap](https://shop.sourcena.com/lowres/detail/179MCI-0100AC.jpg)
2 Inch Male NPT Powder Coated Black Cast Iron Hinged-Style Fill Cap
Item No. 179MCI-0100AC
Cast-iron construction
![4 Inch Fill Cap Evr Approved 4 Inch Fill Cap Evr Approved](https://shop.sourcena.com/lowres/detail/305C-0100-ACEVR.jpg)
4 Inch Fill Cap Evr Approved
Item No. 305C-0100-ACEVR
EVR Approved used for fill ports and access to leak detection on fuel storage tanks
![2 Inch Cast Iron Hinged Style Fill Cap Female Thread - Powder Coated Black 2 Inch Cast Iron Hinged Style Fill Cap Female Thread - Powder Coated Black](https://shop.sourcena.com/lowres/detail/179CI-0100AC.jpg)
2 Inch Cast Iron Hinged Style Fill Cap Female Thread - Powder Coated Black
Item No. 179CI-0100AC
Cast-iron construction
![Top Seal Fill Cap 4 Inch Top Seal Fill Cap 4 Inch](https://shop.sourcena.com/lowres/detail/A0097-005.jpg)
Top Seal Fill Cap 4 Inch
Item No. A0097-005
Designed for use on conventional A0030 or coaxial A0089 and A0096 Adapters