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, 80810 is the current number to order. The old numbers bring you to this page.
6059
74148S
74178S
80080810
81797891
MLR0712096
V1677
Part guide
New Holland 80810 woodruff key — buyer's guide
~1 min read
New Holland 80810 is the woodruff key Clinton Tractor supplies for this application. It is listed as fitting 590 New Holland models.
What 80810 fits
Fits: New Holland BC5060, New Holland BC5070, New Holland FP240, New Holland LS180, New Holland LS190 + 521 more. Commonly ordered for the 351, 1118, 350. If your machine isn't listed, check the serial number before ordering.
Which numbers it replaces
80810 replaces 6059, 74148S, 74178S, 80080810, 81797891, MLR0712096, V1677. If your parts manual or the old box shows any of those numbers, this is the correct current replacement — no fitment change.