[ARC5] Source for #2-64 cheesehead screws?
Richard Knoppow
1oldlens1 at ix.netcom.com
Sun Jan 17 03:25:08 EST 2016
Sounds like it was steam powered (water wheel?)..
On 1/17/2016 12:08 AM, Robert Rode wrote:
> P.S.,...When I started there, all machines were driven by over head
> shafts and leather flat belts,...We didnt need no stinking CNC stuff
> ! ( There wasnt any )..The centerless grinder had 5 belts u had to
> get between..
>
>
> On Sun, Jan 17, 2016 at 1:56 AM, Robert Rode
> <midnitetoaker58 at gmail.com <mailto:midnitetoaker58 at gmail.com>> wrote:
>
> You guys sure are talking about small stuff, I hope you can even
> see it let alone cut them on a lathe..When I was an apprentice, I
> made a couple of "button heads" for my dial indicator they had 48
> threads, I cut them on an old military paid for Monarch Lathe at
> International Harvester Co. ..think It was a 18 x 72 inch
> machine,..Always a "glutton" for punishment,..That was in 1971, I
> cud see back then !! 18 inch diameter chuck.....we used to
> always see who cud do stuff !! WE decided to see how many guys cud
> machine off figures on both sides of a penny,..First die I made
> wud trim the O.D. off a penny and use it as a dime in coffee machine..
>
> On Sun, Jan 17, 2016 at 12:04 AM, <hwhall at compuserve.com
> <mailto:hwhall at compuserve.com>> wrote:
>
> Thanks for all the suggestions so far, though the closest is a
> standard fillister head which isn't wide enough. From the
> specs accompanying fillister screws, the standard fillister
> head appears to be 1.6 times as wide as the major 2-64 thread
> diameter. The screw I need to replace has a head that is 2.5
> times the thread diameter.
>
> A pan head is nearer the right relative size, at 2.1 times the
> thread diameter. If I go up to a screw size with a suitable
> head dia though, it looks like I'm at a thread dia that I
> can't get into the 2-64 die to try to rethread it. Maybe what
> I need is a micro machinist?
>
> Wayne
> WB4OGM
>
> > On 1/16/2016 2:49 PM, hwhall at compuserve.com
> <mailto:hwhall at compuserve.com> wrote:
> >> I'm hoping someone knows where to find an odd item like
> this one.
> >> It's to replace the lockdown screw on a WWII-vintage
> altimeter. The
> >> original was blackened brass, with a square shouldered head
> (which
> >> I've heard called cheeseheads) 7/32 inch in diameter & 1/16
> inch
> >> thick. Threads were #2-64 & a little less than 1/4 inch long.
> >> McMaster-Carr, normally a name to conjure with, doesn't
> have anything
> >> that small, and that's an unusually large head for such
> small threads.
> >>
> >> Thanks & 73,
> >>
> >> Wayne
> >> WB4OGM
>
>
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--
Richard Knoppow
1oldlens1 at ix.netcom.com
WB6KBL
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