Every diagram this part appears in — jump straight to its callout, or browse the whole assembly. Each diagram opens with every part numbered, and each callout links back to its own part page.
If your manual or an old invoice lists one of these, 100033 is the current number to order. The old numbers bring you to this page.
580063
9968017
CAR70787
Part guide
New Holland 100033 thin nut thin — buyer's guide
~1 min read
New Holland 100033 is the thin nut thin Clinton Tractor supplies for this application. It is listed as fitting 147 New Holland models.
What 100033 fits
Fits: New Holland FR450-A3, New Holland FR450-A4, New Holland FR450-I3, New Holland FR480-A4, New Holland FR480-A5 + 150 more. Commonly ordered for the FX30, FX40, FX50. If your machine isn't listed, check the serial number before ordering.
Which numbers it replaces
100033 replaces 580063, 9968017, CAR70787. If your parts manual or the old box shows any of those numbers, this is the correct current replacement — no fitment change.