On 12/03/2010 11:25 AM, Brent wrote:
> On 2010-12-03, jim > wrote:
>> On 12/03/2010 06:44 AM, Brent wrote:
>>> On 2010-12-03, jim > wrote:
>>>
>>>> of course you are - that's why ball bearings are more commonly used,
>>>> because of their misalignment tolerance.
>>>
>>> It is clear you don't understand the geometeries involved or the
>>> designs. Ball bearings are used because they are CHEAP and EASY to
>>> install in a manufacturing envirionment. Your angular ball bearings are
>>> tolerant of the cheap design. If you use tapered roller bearings
>>> correctly you get a much more robust design that is also much more
>>> expensive, if for nothing else the cost of the bearings.
>>
>> 1. there's not a significant difference in cost.
>>
>> <http://www.autopartsworld.com/results/?PN=9265&N=0&VN=4294967193+4294966864+4294965966+4 294967247+4294966883&Nr=AND%28universal:0%29>
>>
>> <http://www.autopartsworld.com/results/?N=0&VN=4294967193+4294967031+4294967025+429496693 7+4294966998&Nr=AND%28universal:0%29&PN=9265>
>
> It's not just the cost of the bearing itself. But the machining and
> and assembly.

<snip crap>

ok, let's stop right here. if you think there's a difference in the
machining for a shaft with a deep groove ball bearing fitted and the
machining on a shaft with a tapered roller fitted, you have problems way
beyond anything i can address.