Description:Tank vent for use on fuel tanks equipped with Fast Fill adapter.Attributes:• Acetal plastic• Thread Size: 2-11-1/2 NPT• Hex Size: 76 mm (3.00 in)• Vent Relief Pressure: 10.2 to 12.9 PSI• Operating Temperature: -40° to 82.2° C (-40° to 180° F)• Compatible with all grades of diesel fuel• Corrosion resistantApplication:Consult your owner's manual or contact your local Cat Dealer for more information.