This base has a 1"-14TPI threaded base suitable for Fleetguard FF5320, Caterpillar 1R-0750 and 1R-0749 fuel filters and many others. There are 2 inlet ports and 2 outlet ports with 1/2" NTP threads. 2 plugs are also included...

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This base has a 1"-14TPI threaded base suitable for Fleetguard FF5320, Caterpillar 1R-0750 and 1R-0749 fuel filters and many others. There are 2 inlet ports and 2 outlet ports with 1/2" NTP threads. 2 plugs are also included. This filter base is branded as a Napa 4470 and WIX 24770. They are the same. Made in the USA!

  • Authentic Napa Gold 4770 / WIX 24770 Filter Base
  • Base Thread: 1"-14TPI
  • Inlet/Outlet Thread: 1/2" NTP
  • Overall Size: 3.125"W x 4.0625 L x 1.808" from filter mounting base to top of casting
  • Napa Gold 4770 and WIX 24770 are the same filter base
  • Authentic Napa Gold 4770 / WIX 24770 Filter Base
  • Base Thread: 1"-14TPI
  • Inlet/Outlet Thread: 1/2" NTP
  • Overall Size: 3.125"W x 4.0625 L x 1.808" from filter mounting base to top of casting
  • Napa Gold 4770 and WIX 24770 are the same filter base

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