So tell me exactly how SAE threads work into this. And how come I can't
find taps and dies for them at a hardware store but can find some at NAPA.
Whats the difference
Patrick Bowen
-----Original Message-----
From: John Cave [mailto:cavej@mcmaster.ca]
Sent: Wednesday, March 08, 2000 3:38 PM
To: Mitchell, Douglas (D.B.)
Cc: Spitfire List
Subject: Re: Oil Pressure Sensors Thread size + B.A.
there is also B.A. threads= British Association Standard Thread used for
threads smaller than 1\4 inch Lucas and Smiths would have used them on their
early instruments.
John Cave
"Mitchell, Douglas (D.B.)" wrote:
> > -----Original Message-----
> > From: Terry L. Thompson [mailto:tlt@digex.net]
> > Sent: Wednesday, March 08, 2000 2:06 PM
> > To: spitfires@autox.team.net
> > Subject: Re: Oil Pressure Sensors Thread size
>
> [stuff snipped]
>
> > Does anyone know what the thread size and type (NPT, BSF,
> > etc.) is on the
> > Spitfire oil pressure inlet on the block? Anyone got their
> > bentley/haynes/workshop
> > manual with them?
>
> 1/4 inch NPTF
>
> >
> > Just for everyone's edification:
> > NPT = National Pipe Thread (U.S. standard meets ANSI/ASME B1.20.1-1983
> > specified
> > by most US manufacturers)
> > BSW = British Standard Whitworth System (Euro/australian
> > standard screw
> > thread)
> > BSF = British Standard Fine (Euro/australian tapered fine thread)
> > BSP = British Standard Pipe (European and Australian Pipe thread)
> >
>
> Doug Mitchell
> mailto:dmitchel@ismi.net
> mailto:dmitchel@ford.com
> '73 Spitfire 1500
|