I did find some 100 degree ones on another website after I posted that so
indeed they are available.

http://www.fastener-express.com/index.asp?PageAction=VIEWPROD&ProdID=3485

*4-40 x 3/16 Flat Phil Mach. Screw Black Oxide S/S 100 Degree Qty. 100
$7.80*

73,  Bill

On Mon, May 25, 2009 at 11:53 AM, David Pratt <da...@g4dmp.fsnet.co.uk>wrote:

> Bill - These have a head angle of 82 degrees rather than the 100 degrees
> ones used by Elecraft.  The higher angle screws are necessary when used with
> thin sheet metal. The 82 degree ones will most likely not seat properly.
>  Has anyone tried them?
>
> In a recent message, Bill W4ZV <btipp...@alum.mit.edu> wrote ...
>
>> I haven't tried these myself but found the following on McMaster-Carr's
>> website:
>>
>> http://www.mcmaster.com/#96640a054/=20zftu
>>
>> P/N 96640A054
>>
>> 18-8 SS (Stainless Steel) Flat Head Phillips Machine Screw Black-Oxide
>> Finish, 4-40 Thread, 1/4" Length, Packs of 100
>>      $3.59 Pack
>>
>> The standard Elecraft screws are 3/16" but I believe these 1/4" might work
>> (someone else please comment if not).  Unfortunately the Black-Oxide
>> finish
>> is not available in 3/16" stainless.  If these will work, hopefully
>> Elecraft
>> might offer them in a small quantity as spare parts.
>>
>
> 73
> --
> David G4DMP
> Leeds, England, UK
> ------
>
>
>
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