Michael Marr wrote:
>
> Joe Curry wrote:
> >
> > Malcolm Walker wrote:
> > >
> > > On Mon, 10 Nov 1997, Peter Zaborski wrote:
> > >
> > > > 1 & 2 both have a brass "tubing sleeve" which seems to resemble an olive
> > > > in shape and seems to perform the function that a bubble flare would
> > > > serve. Is there a reason the two fittings which go into the fuel pump
> > > > use these brass sleeves and not a regular bubble flare on the line?
> > > > Would a bubble (or other ?) flare serve the same purpose or is there
> > > > something I am missing here? Reason I ask is that the brass sleeves are
> > > > not available from TRF and the smaller one (for the 1/4" line) not even
> > > > listed in the other two catalogs.
> > >
> > > I *think* these are called brass compression sleeves here in North
> > > America. They are called brass olives in England.
> > >
> > > You can get them from most any plumbing supply store. They are about 25
> > > cents each (or less). They are also much much much easier to use than a
> > > bubble flare- slip them on and tighten it up.
> > >
> > > I bought sizes from 3/16 to 5/16, smallest was used to patch my oil gauge
> > > line, and other two were used on fuel lines.
> > >
> > > My car also (had) olive fittings on the brake lines. Shame! They have
> > > now been replaced with one solid line from master cyl. to tee.
> > >
> >
> > I think you will find that the people in the hardware store will know
> > what you are talking about if you tell them you want a "ferrule". That
> > is the familiar plumbing term for the product.
> >
> > Joe Curry '63 Spit
> At the risk of repeating something that has already been said (I have
> not been following this thread religiously), compression fittings should
> never be used on brake lines - they are not designed for the pressures
> developed in a hydraulic system.
Michael,
I think the reference here is for Fuel Line applications. Since they
never exceed 20 psi or so (that is with an Electric pump), the fittings
would be fine. The common use for this type compression fitting is
water pipes (also oil gauge lines) that go as high as 100 psi or more.
Joe Curry '63 Spit
|