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Posted by on March 8, 2007, 12:09 pm
> On Mar 7, 5:46 pm, poison_1...@yahoo.com wrote:
>
> > I don't have a lot of experience with air tools. When I need to use
> > one I plug it in and use it. Now that I am looking for a connector or
> > two that I can't find I see this huge selection and mess.
>
> > What is the difference between I/M, U, T, Auto
>
> > Why are there different style connectors to begin with? Isn't one
> > good enough? I take it they are not compatible. Does one deliver
> > more air flow than another? How do you know which is best for what
> > purpose?
>
> > Please enlighten me - especially if you have a URL with some details
> > and explanations. Thank you.
>
> Unfortunately, the I/M, U, T, Auto designations appear to be names
> given to the various q/d types by either the hardware store or auto
> part store industry. They are Type Letters that correspond to the
> "real"
>
> As near as I can determine there are a "gazllion" types
>
> the most common (at least in my experience) are
>
> industrial interchange....which appear to be a commercial version of
> Mil-Std ones
> automotive
> ARO
> & Lincoln
>
> go the McMaster.com
>
> page 260 they have PICTURES of a bunch of different ones; foreign &
> domestic
>
> In aerospace (at least at my company) we used industrial interchange
>
> the next place I worked used "automotive" but they didn't have very
> many so I trashed them & standardized on industrial interchange
>
> there is also a hi-flow series that are often used on air tools in
> construction
>
> Even though I standardized my personal stuff on industrial
> interchange, I keep a couple male & female couplers of the different
> types with some pipe couplings so I can rig up a "cross type" adpater
> if I'm working with someone who has different q/d's
>
> I suggest to anyone who asks me, that they standardise on industrial
> interchange
>
> its messy & confusing...... the Mil-Std electrical connectors or
> hydraulic connectors are worse :(
>
> But what I find confusing is that the designations used in industry (&
> in McMaster) have been "simplified" by the M, T, U designations in the
> hardware store.
>
> Amflo (used to be in Santa Ana,CA) is (was?) a big manufacturer of q/
> d's they do not seem to have a website, they have a great paper
> catalog (can't find mine)
>
> I think they moved to Arkansas
>
> Here is a link to a comparison page....but "note", the M, T, U
> designations are not used!
>
> http://www.centralstateshose.com/amfloidchart.php
>
> cheers
> Bob
>
> cheers
> Bob
www.miltonindustries.com has a good selection if anyone needs pictures
but I was more curious about how or why there is actually more than
one style. I mean wasn't "one" good enough? It's not like a screw
where you might need a wood screw or pan-head or whatever.
>From miltonindustries.com it looks like some types allow for more air-
flow than others?
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