Sorry, the link didn't transfer. I'll try again.
http://www.surpluscenter.com/sort.asp?keyword=PBF4&catname=powerTrans&PAGELEN=20&PageNo=3
73,
Jeff, k3dua
On Jul 16, 2012, at 3:34 PM, Jeff Goldman wrote:
> Bill,
>
> Take the whole thing and put it in a heavy vise. Then cut off the remaining
> lower 2 feet of the mast, leaving only about 2-3 inches of the mast stuck in
> the bearing. Get a hacksaw, and put the blade through the center of the
> mast and cut the mast from the inside out to the bearing. Make =a total of
> 4 cuts at 90 degrees apart, and the segments should then be easier to remove
> (it still take a heavy hammer, but now there is some room for the segments to
> break loose from the bearing.
>
> If that doesn't work, here is a link to Surplus Centerand they sell bearings.
> Surplus Center
> They have four 2 inch bearings, 2 with set-screws, and 2 with locking
> collars. One of these should fit your needs.
>
> No association with the Surplus Center, just a happy customer.
>
> 73,
> Jeff, k3dua
>
>
>
> On Jul 16, 2012, at 3:07 PM, w6rgs@cox.net wrote:
>
>> Hello group,
>> I purchased a used Tri-Ex W-51 tower. The 4-bolt thrust bearing was
>> very rusty and had the 2"-diameter steel mast rusted to the
>> bearing. The upper part of the mast had been cut from the bearing,
>> so removing the bearing and the 2' lower part of the mast as a unit was easy.
>> I've tried lots of penetrating oil over a 3-month period, big pipe
>> wrenches and a vise, but I'm still unable to free the mast stub from
>> the bearing. I was hoping to refurbish the thrust bearing for
>> re-use, but no luck.
>> Also, no luck searching around for a replacement bearing unit that
>> meets the same bolt-hole dimensions. Found a place called Hub City,
>> but the measurements are off. Anyone know of another source for a
>> 4-bolt thrust bearing? Already tried Tashjian Towers.
>> Thanks in advance.
>>
>> 73 Bill W6RGS
>>
>> _______________________________________________
>>
>>
>>
>> _______________________________________________
>> TowerTalk mailing list
>> TowerTalk@contesting.com
>> http://lists.contesting.com/mailman/listinfo/towertalk
>
> _______________________________________________
>
>
>
> _______________________________________________
> TowerTalk mailing list
> TowerTalk@contesting.com
> http://lists.contesting.com/mailman/listinfo/towertalk
_______________________________________________
_______________________________________________
TowerTalk mailing list
TowerTalk@contesting.com
http://lists.contesting.com/mailman/listinfo/towertalk
|