Description:Tank vent for use on fuel tanks equipped with Fast Fill adapter.Attributes:• Acetal plastic• Bolt-on tank vent• Thread Size: 4-12-2B• Vent Relief Pressure: 10.2 to 12.9 PSI• Compatible with all grades of diesel fuel• Corrosion resistantApplication:Consult your owner's manual or contact your local Cat Dealer for more information.