On my home made swing-gate side mounts, I use a simple collar made of a
short piece of steel pipe of slightly larger size ID than the mast OD.
In spite of initial concerns of mast wear, it does not seem to be a problem.
On 10/10/2011 6:45 PM, Mike Cizek wrote:
> I have a hardwood bushing on one of my towers here in MD. After about
> 12 years, is has dried out and split so it needs replacing. I have also
> seen phenolic blocks used for this.
> Mike W3MC
>> -----Original Message-----
>> From: email@example.com
>> [mailto:firstname.lastname@example.org] On Behalf Of K8RI on TT
>> Sent: Monday, 10 October, 2011 12:30
>> To: email@example.com
>> Subject: Re: [TowerTalk] Thrust bearings
>> On 10/10/2011 10:51 AM, Julio Peralta wrote:
>>> Yes you're correct I installed the last one I had about 3
>> or 4 years ago on
>>> a house bracketed Rohn 25 tower.
>> Oil soaked, hard wood "pillow blocks" work very well and were an "old
>> time" bearing used in machinery.
>> Roger (K8RI)
>>> Julio, W4HY
>>> -----Original Message-----
>>> From: firstname.lastname@example.org
>>> [mailto:email@example.com] On Behalf Of
>>> Sent: Monday, October 10, 2011 9:23 AM
>>> To: firstname.lastname@example.org
>>> Subject: Re: [TowerTalk] Thrust bearings
>>> I seem to remember that someone (Rohn?) used to market an
>> "Amateur Bearing"
>>> that was nothing more than a good sized chunk of Oak with a
>> hole drilled in
>>> it. Just bolt it to the top plate and go for it.
>>> K9WN Jake
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