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San Francisco Area Outdoors, NEMA 3R or NEMA4X?

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Posted By<" ">Stan Chlebda on March 07, 2002 at 17:18:24:

I got some mechanical equipment that was spec'ed with NEMA 3R that has rusting and failed bearings in San Francisco. The NEMA 4X version includes bearing seals. What do you think, is outdoors in San Francisco NEMA 3R or 4X regarding moving mechical parts?

Follow Ups

Re: San Francisco Area Outdoors, NEMA 3R or NEMA4X? Ronzo 11:11:42 6/17/2002 (1)
- Re: Re: San Francisco Area Outdoors, NEMA 3R or NEMA4X? satish sinha 08:09:44 9/30/2002 (0)

Subject: Re: San Francisco Area Outdoors, NEMA 3R or NEMA4X?

Comments:: I got some mechanical equipment that was spec'ed with NEMA 3R that has rusting and failed bearings in San Francisco. The NEMA 4X version includes bearing seals. What do you think, is outdoors in San Francisco NEMA 3R or 4X regarding moving mechical parts?

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