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1948F-1Pickup · 03-16-2021, 12:30 PM

If the same thread is used on 37-48 passenger sector shafts as on the 48 truck sector, it's 7/8-14. The Ford part # for that particular nut is 351153-S.
Thread pitch gauges are really cheap.... and indispensable.

03-16-2021, 12:30 PM	#2
1948F-1Pickup Senior Member Join Date: Oct 2015 Location: Socal Posts: 845	Re: Thread Size If the same thread is used on 37-48 passenger sector shafts as on the 48 truck sector, it's 7/8-14. The Ford part # for that particular nut is 351153-S. Thread pitch gauges are really cheap.... and indispensable.