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, 12164224 is the current number to order. The old numbers bring you to this page.
10721021
12164211
12164221
17039221
811220-6119
87740796
Part guide
New Holland 12164224 nut hex — buyer's guide
~1 min read
New Holland 12164224 is the nut hex Clinton Tractor supplies for this application. It is listed as fitting 229 New Holland models.
What 12164224 fits
Fits: New Holland T7.190, New Holland TL90, New Holland T7.185, New Holland T7.175, New Holland TL80A + 224 more. Commonly ordered for the T4.100V, T4.110V, T4.120V. If your machine isn't listed, check the serial number before ordering.
Which numbers it replaces
12164224 supersedes 10721021, 12164211, 12164221, 17039221, 811220-6119, 87740796. If your parts manual or the old box shows any of those numbers, this is the correct current replacement — no fitment change.