Re: British Association (BA) screwsy

[Roland Dudley <cobra@scs.agilent.com>]

Yeah, kinda interesting that this old British fastener standard is
metric based.

Roland

> Metric Multistandard has a good selection of BSW, BSF, BSP, BSPT and BA
> fasteners and tools, and a good technical reference section that
> covers their detailed specs. Check out 
> 
> http://www.metricmcc.com
> 
> click on Catalog (PDF), wander down to section 8 and look for
> the page on BA thread forms. The only problem is that the 
> dimensions are all in millimeters! :-)