My Stupidity kicked in at full throttle.

   / My Stupidity kicked in at full throttle. #81  
I think I can swing $11 for a new one if I lost the original. ;)
i would think that would hold moisture around the splines and cause rust to buildup.
Since about 1956 my dad nor I ever had a tractor spline covered, never had one rust-up or get dinged-up either.
 
   / My Stupidity kicked in at full throttle. #82  
My PTO shafts are never covered. When I get a new tractor first thing gone is the PTO cover.
Most I ever do is spray them with WD40 and wipe them with a rag before attaching an implement shaft. Also a shot of WD40 in the receiving end.
What's the big deal otherwise.
Never had an issue.
I'm mid 60s and been attaching things to a PTO for over 50 years without a problem.
 
   / My Stupidity kicked in at full throttle. #84  
i would think that would hold moisture around the splines and cause rust to buildup.
Since about 1956 my dad nor I ever had a tractor spline covered, never had one rust-up or get dinged-up either.
The cover keeps dust and dirt away from the spline and as long as the spline as plenty of grease there shouldn't be any moisture or rust.
The cover came with the tractor and there is no reason NOT to use it.
 
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   / My Stupidity kicked in at full throttle. #85  
The cover keeps dust and dirt away from the spline and as long as the spline as plenty of grease there shouldn't be any moisture or rust.
The cover came with the tractor and there is not reason NOT to use it.
I'll have to pull out my manual at some point, if anyone even cares, but I seem to remember it says to keep that spined stub greased and covered when not in use.
 
   / My Stupidity kicked in at full throttle. #86  
There is an product called "Fluid Film" that works well. Its a lanolin-based product that is sold in spray or brush on. I buy it by the gallon to protect my machine tools from condensation rust. Also, on my grader blade.

Most p.t.o. stubs do need some protection especially left outdoors and not covered. Grease or rust preventative product. Not WD 40, it doesn't stay.
 
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   / My Stupidity kicked in at full throttle. #87  
The cover keeps dust and dirt away from the spline and as long as the spline as plenty of grease there shouldn't be any moisture or rust.
The cover came with the tractor and there is no reason NOT to use it.
Many if not most of the tractors I've owned, operated or been around didn't have one and most did not come with one.
 
   / My Stupidity kicked in at full throttle. #88  
Many if not most of the tractors I've owned, operated or been around didn't have one and most did not come with one.
And your point? If mine came with a spline cover there is no reason to throw it away. Kubota felt the need to provide one.
 
   / My Stupidity kicked in at full throttle. #89  
Many if not most of the tractors I've owned, operated or been around didn't have one and most did not come with one.
I suspect most came with one, but were lost. Even the old Ford 9N, 2N, and 8N (1939 - 1952?) had them, and I can clearly remember the OEM cover on my buddy's old Ford 3000 (1960's). My next door neighbor's 1940's Ford N-series also has one.

Ford N-series PTO cover:

1742390713299.png
 
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   / My Stupidity kicked in at full throttle. #90  
I suspect most came with one, but were lost. Even the old Ford 9N, 2N, and 8N (1939 - 1952?) had them, and I can clearly remember the OEM cover on my buddy's old Ford 3000 (1960's). My next door neighbor's 1940's Ford has one.

Ford N-series PTO cover:

View attachment 3131677
My father's 4400 had one.
Never mind when it's not in use; I keep the winch on most of the time except during spring and fall when I need to till the garden, or the occasional occasion when I need the backhoe or back blade. I keep it greased because I don't want the implement adhering to the tractor.
 
   / My Stupidity kicked in at full throttle. #91  
And your point? If mine came with a spline cover there is no reason to throw it away. Kubota felt the need to provide one.
Farmall 400,560,656, 1066, 1086, 7110, 7220, 7130 had none and it was never an issue. Wipe them off and go. The 574 did have one on the 1000 rpm shaft, it was a safety not a keep clean issue.
 
   / My Stupidity kicked in at full throttle. #92  
Farmall 400,560,656, 1066, 1086, 7110, 7220, 7130 had none and it was never an issue. Wipe them off and go. The 574 did have one on the 1000 rpm shaft, it was a safety not a keep clean issue.
Farmall went out of business! If only they'd put a condom on their PTO's... :p
 
   / My Stupidity kicked in at full throttle. #94  
39 bucks is pretty steep IMO. I never cover the female end on any of my powered implements, just the pto stub end.
 
   / My Stupidity kicked in at full throttle. #96  
I learned something today, in this discussion about PTO shafts.

There is more than one way to do things and they all work for people!
... and if you use Trojans for covering your PTO shaft, buy the un-lubricated variant. I think the lube is water-based. :p
 
   / My Stupidity kicked in at full throttle. #99  
My suggestion would be use a rachet strap to apply pressure while using an air chisel with a dull bit in it. Use it on very low pressure and just rattle around the outside when it moves tighten the strap. I use this practice on a lot of rusty things. It's not the amount of force exerted but about the beats per minute. I also might be inclined to spin it over several times with the tractor, being very watchful for movement. Probably do the same thing. Obviously without the rachet strap. We used to paint cars and we were doing a truck for a guy but could not get the wheels off to paint them. He told us to loosen the lug nuts and drive it a little. He said he did it every time he wanted to take the wheels off. It worked. We just backed them off 1/4 turn past contact.
 
   / My Stupidity kicked in at full throttle. #100  
Fashion a slide hammer of secure a length of chain around the yoke and give it the 'Towel snap" after pouring a couple gallons of Boiling Water over it. This after removing the zerk fitting and spraying your choice of lube into it. With the straw on the spray can try to lube the splines from both ends if you can get in there.
 

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