There are many KP8 and KP10 bearings on ebay, but I do note they are surprisingly expensive if you want a premium brand. Chinese versions are much cheaper. However, the pictures show different size K
Whats the ID/OD of the bearing needed? My hdx72 has bronze bushing pressed into the pulley. no staking needed. Must be bronze not oil lite which is just powdered bronze material pressed into a bushin
Rick, Do an eBay search on KP10 bearing. There are about 20 listings varying in price of $20 to $40. eBay is where I bought my spare KP8 bearings. GL, Ray, N6VR ______________________________________
US Tower HDX-689 Sheave replacement The UST HD-689 uses aprx 22 pulleys in total. All are aluminum, with an internal bearing. If the bearing is trashed, the soft aluminum pulley is probably trashed t
Here is the link to the bearing Im looking for. http://www.rbcbearings.com/aero-pdfs/Rolling/025_054/ACBB_MS27640.pdf Under KP10. As others have already stated, if US Tower has customized their own s
Author: "Gary and Arlene Johnson" <qltfnish@omniglobal.net>
Date: Tue, 12 Mar 2013 10:32:46 -0500
It does seem somewhat odd that with a tower that sells for about $39K new, that talking about $150 bearings is like worrying about the cost of doing an oil change on a Rolls Royce. In my case, I am e
I've had only one case where the aluminum pulley itself was damaged. In all other cases, when the bearing froze, the whole pulley assembly rotated around the bolt holding it in place. Take a look at
Rich, Thanks for the link to the bearings. Bob K6UJ _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTalk@contesting.com htt
Just spoke with us towers and I have two 5 inch sheaves on the way. $135 each..... The old pulley is fine...just the bearing is locked. Ray N6VR sent me a link on replacement bearings on eBay...so il
Have you tried squirting it with WD-40 or a similar elixir to see if you can free it up? Worked for me. After the WD-40, I applied regular oil to it. Rick N6RK _______________________________________
Have you tried squirting it with WD-40 or a similar elixir to see if you can free it up? Worked for me. After the WD-40, I applied regular oil to it. Rick N6RK Jim VE7RF _____________________________
How do you guys tell if the bearing is frozen ? Can you tell by inspection ? Maybe while the tower is being raised or lowered by looking at the side of the bearing ? (if you can see it) I want to che
In my case, they were off the tower and my criterion was that I could turn the bearing with my finger. I don't know how you see the side of the bearing when it is on the tower. Rick N6RK ____________
My issue with the bearing is that the one side of the bearing had the retainer ring broke and fell off. Im sure I could get another ring from a replacement bearing which Ill do. But for now I ordered
Im removing all the bearings and inspecting and cleaning, as I replace the cables. Thanks...Rich How do you guys tell if the bearing is frozen ? Can you tell by inspection ? Maybe while the tower is
if you can free it up? Worked for me. After the WD-40, I applied regular oil to it. WD-40 stands for Water Displacement. It's not really a lubricant, just a slippery liquid. I'd suggest silicon spra
In the eternal debate about how often to replace cables, I have realized that an major additional reason to do it sooner rather than later is because it is your only good opportunity to do pulley ma