Item 634546GTGN has must read information.
: Per the vendor 80204065 nut is no longer available, it must be replaced with JLG p/n 7028733 steering adjust bolt kit. 

GN-NUT

$1.50
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634546GTGN

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: 0.937  : 0.937  : 0.312  : 0.05

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EA
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GN-NUT - 634546GTGN