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-   -   Where to get ONE 6-40 machine screw? (https://www.diybanter.com/metalworking/156688-where-get-one-6-40-machine-screw.html)

Bob Chilcoat May 8th 06 11:59 PM

Where to get ONE 6-40 machine screw?
 
Needed for an old sewing machine. It's a listed thread, and I can probably
get a box of 100 from McMaster, but I only need one 3/8 long, binder or
cheese head screw. Any ideas?

--
Bob (Chief Pilot, White Knuckle Airways)




Doug White May 9th 06 12:53 AM

Where to get ONE 6-40 machine screw?
 
Keywords:
In article , "Bob Chilcoat" wrote:
Needed for an old sewing machine. It's a listed thread, and I can probably
get a box of 100 from McMaster, but I only need one 3/8 long, binder or
cheese head screw. Any ideas?


Find a gunsmith. I think that's a common thread for mounting sights.

Doug White

Wayne Lundberg May 9th 06 12:56 AM

Where to get ONE 6-40 machine screw?
 
Try a hobby shop. Usually sold in pairs... maybe not any more.

"Bob Chilcoat" wrote in message
...
Needed for an old sewing machine. It's a listed thread, and I can

probably
get a box of 100 from McMaster, but I only need one 3/8 long, binder or
cheese head screw. Any ideas?

--
Bob (Chief Pilot, White Knuckle Airways)






JR North May 9th 06 01:08 AM

Where to get ONE 6-40 machine screw?
 
Common thread in R/C. Try a hobby shop. May have to buy a few per, but
definitely not 100.
JR
Dweller in the cellar

Bob Chilcoat wrote:
Needed for an old sewing machine. It's a listed thread, and I can probably
get a box of 100 from McMaster, but I only need one 3/8 long, binder or
cheese head screw. Any ideas?



--
--------------------------------------------------------------
Home Page: http://www.seanet.com/~jasonrnorth
If you're not the lead dog, the view never changes
Doubt yourself, and the real world will eat you alive
The world doesn't revolve around you, it revolves around me
No skeletons in the closet; just decomposing corpses
--------------------------------------------------------------
Dependence is Vulnerability:
--------------------------------------------------------------
"Open the Pod Bay Doors please, Hal"
"I'm sorry, Dave, I'm afraid I can't do that.."

[email protected] May 9th 06 01:09 AM

Where to get ONE 6-40 machine screw?
 
Bob,

Found some weird screws.....just checked, including #6-40 x 1/2" or
3/4" long.

If you bomb out, e-mail me and I'll mail you a few.

If you want them shortened to 3/8" that'll cost a little extra! :-)

Wolfgang


MOP CAP May 9th 06 01:27 AM

Where to get ONE 6-40 machine screw?
 
In article , Bob Chilcoat
wrote:

Needed for an old sewing machine. It's a listed thread, and I can probably
get a box of 100 from McMaster, but I only need one 3/8 long, binder or
cheese head screw. Any ideas?


Send me your address. I can send you any of the following.

3/4 NP brass pan hd.
3/4 brass fillister
3/8 rd hd steel


Chuck P.

James P Crombie May 9th 06 01:58 AM

Where to get ONE 6-40 machine screw?
 
Bob Chilcoat wrote:
Needed for an old sewing machine. It's a listed thread, and I can probably
get a box of 100 from McMaster, but I only need one 3/8 long, binder or
cheese head screw. Any ideas?

Try a local hobby shop if possible, a lot of the rc stuff uses small
thread stuff like that.


Ignoramus25821 May 9th 06 02:10 AM

Where to get ONE 6-40 machine screw?
 
On Mon, 8 May 2006 18:59:16 -0400, Bob Chilcoat wrote:
Needed for an old sewing machine. It's a listed thread, and I can probably
get a box of 100 from McMaster, but I only need one 3/8 long, binder or
cheese head screw. Any ideas?


How about Ace hardware? It is a super standard size.

i


Gunner May 9th 06 02:23 AM

Where to get ONE 6-40 machine screw?
 
On Mon, 08 May 2006 23:53:42 GMT, (Doug White)
wrote:

Keywords:
In article , "Bob Chilcoat" wrote:
Needed for an old sewing machine. It's a listed thread, and I can probably
get a box of 100 from McMaster, but I only need one 3/8 long, binder or
cheese head screw. Any ideas?


Find a gunsmith. I think that's a common thread for mounting sights.

Doug White


Ive got a small bottle full of them..but they are all much much
shorter. Ill check to see if Ive got the die.

Gunner

Now why doesn't this surprise me one bit?


That's easy.... you're too dull witted to be capable of surprise. What
little synaptic ability you do possess is stretched to the limit with
life support. If you diverted power to the critical thought processors
you'd asphyxiate in a matter of minutes.

George Orwell



Pete C. May 9th 06 03:24 AM

Where to get ONE 6-40 machine screw?
 
Ignoramus25821 wrote:

On Mon, 8 May 2006 18:59:16 -0400, Bob Chilcoat wrote:
Needed for an old sewing machine. It's a listed thread, and I can probably
get a box of 100 from McMaster, but I only need one 3/8 long, binder or
cheese head screw. Any ideas?


How about Ace hardware? It is a super standard size.

i


I think you're confusing it with the common 6-32 or 4-40.

Pete C.

Ignoramus25821 May 9th 06 04:41 AM

Where to get ONE 6-40 machine screw?
 
On Tue, 09 May 2006 02:24:08 GMT, Pete C. wrote:
Ignoramus25821 wrote:

On Mon, 8 May 2006 18:59:16 -0400, Bob Chilcoat wrote:
Needed for an old sewing machine. It's a listed thread, and I can probably
get a box of 100 from McMaster, but I only need one 3/8 long, binder or
cheese head screw. Any ideas?


How about Ace hardware? It is a super standard size.

i


I think you're confusing it with the common 6-32 or 4-40.


Pete, yes, you are right.

i


Richard J Kinch May 9th 06 05:21 AM

Where to get ONE 6-40 machine screw?
 
Bob Chilcoat writes:

Any ideas?


Speciality drawers on the hardware aisle at Lowes, or maybe Home Depot.

Gunner May 9th 06 07:50 AM

Where to get ONE 6-40 machine screw?
 
On Tue, 09 May 2006 02:24:08 GMT, "Pete C."
wrote:

Ignoramus25821 wrote:

On Mon, 8 May 2006 18:59:16 -0400, Bob Chilcoat wrote:
Needed for an old sewing machine. It's a listed thread, and I can probably
get a box of 100 from McMaster, but I only need one 3/8 long, binder or
cheese head screw. Any ideas?


How about Ace hardware? It is a super standard size.

i


I think you're confusing it with the common 6-32 or 4-40.

Pete C.


Ayup...6-40 and 6-48 are gun screw sizes..and are a bit hard to find.
Harder yet to find in anything over 1/4" long.

Gunner

Now why doesn't this surprise me one bit?


That's easy.... you're too dull witted to be capable of surprise. What
little synaptic ability you do possess is stretched to the limit with
life support. If you diverted power to the critical thought processors
you'd asphyxiate in a matter of minutes.

George Orwell



Don Foreman May 9th 06 03:46 PM

Where to get ONE 6-40 machine screw?
 
On Tue, 09 May 2006 06:50:24 GMT, Gunner
wrote:

On Tue, 09 May 2006 02:24:08 GMT, "Pete C."
wrote:

Ignoramus25821 wrote:

On Mon, 8 May 2006 18:59:16 -0400, Bob Chilcoat wrote:
Needed for an old sewing machine. It's a listed thread, and I can probably
get a box of 100 from McMaster, but I only need one 3/8 long, binder or
cheese head screw. Any ideas?


How about Ace hardware? It is a super standard size.

i


I think you're confusing it with the common 6-32 or 4-40.

Pete C.


Ayup...6-40 and 6-48 are gun screw sizes..and are a bit hard to find.
Harder yet to find in anything over 1/4" long.


Well, it just ain't right. I mean, there's 10-32 and 8-32, why
couldn't they standardize on 6-40 and 4-40? The 6-32 tap is the
weakest one in the box. If I ever break a tap, it's 6-32. Not 2-56
or 4-40 but 6-32. 6-32 is a coarse and vulgar thread for a small
screw like that. A nice little screw should have a more refined
thread.

Perhaps we peasants should revolt. Civil disobedience, uncivil
disobedience, whatever it takes. Steal the boxes of 6-32's and
throw them though the windows of the Immigrant's Rights center.

"Hmm, the bullet I extracted expanded with an odd transverse slot,
has a single 32-twist rifling groove in .138 caliber......"

Ignoramus19605 May 9th 06 05:23 PM

Where to get ONE 6-40 machine screw?
 
On Tue, 09 May 2006 09:46:00 -0500, Don Foreman wrote:
On Tue, 09 May 2006 06:50:24 GMT, Gunner
wrote:

On Tue, 09 May 2006 02:24:08 GMT, "Pete C."
wrote:

Ignoramus25821 wrote:

On Mon, 8 May 2006 18:59:16 -0400, Bob Chilcoat wrote:
Needed for an old sewing machine. It's a listed thread, and I can probably
get a box of 100 from McMaster, but I only need one 3/8 long, binder or
cheese head screw. Any ideas?


How about Ace hardware? It is a super standard size.

i

I think you're confusing it with the common 6-32 or 4-40.

Pete C.


Ayup...6-40 and 6-48 are gun screw sizes..and are a bit hard to find.
Harder yet to find in anything over 1/4" long.


Well, it just ain't right. I mean, there's 10-32 and 8-32, why
couldn't they standardize on 6-40 and 4-40? The 6-32 tap is the
weakest one in the box. If I ever break a tap, it's 6-32. Not 2-56
or 4-40 but 6-32. 6-32 is a coarse and vulgar thread for a small
screw like that. A nice little screw should have a more refined
thread.

Perhaps we peasants should revolt. Civil disobedience, uncivil
disobedience, whatever it takes. Steal the boxes of 6-32's and
throw them though the windows of the Immigrant's Rights center.

"Hmm, the bullet I extracted expanded with an odd transverse slot,
has a single 32-twist rifling groove in .138 caliber......"


I also had this experience. Tapped some holes in aluminum and 6-32 was
flexing a lot. I tapped holes in this in this heatsink:

http://igor.chudov.com/projects/Weld...r/dscf0252.jpg
http://igor.chudov.com/projects/Weld...r/dscf0250.jpg

The 10-32 holes were much easier on the tap than 6-32. Most holes
I tapped were, fortunately, 10-32.

(the pictures also show wire labeling)

i


Gunner May 9th 06 06:00 PM

Where to get ONE 6-40 machine screw?
 
On Tue, 09 May 2006 09:46:00 -0500, Don Foreman
wrote:

On Tue, 09 May 2006 06:50:24 GMT, Gunner
wrote:

On Tue, 09 May 2006 02:24:08 GMT, "Pete C."
wrote:

Ignoramus25821 wrote:

On Mon, 8 May 2006 18:59:16 -0400, Bob Chilcoat wrote:
Needed for an old sewing machine. It's a listed thread, and I can probably
get a box of 100 from McMaster, but I only need one 3/8 long, binder or
cheese head screw. Any ideas?


How about Ace hardware? It is a super standard size.

i

I think you're confusing it with the common 6-32 or 4-40.

Pete C.


Ayup...6-40 and 6-48 are gun screw sizes..and are a bit hard to find.
Harder yet to find in anything over 1/4" long.


Well, it just ain't right. I mean, there's 10-32 and 8-32, why
couldn't they standardize on 6-40 and 4-40? The 6-32 tap is the
weakest one in the box. If I ever break a tap, it's 6-32. Not 2-56
or 4-40 but 6-32. 6-32 is a coarse and vulgar thread for a small
screw like that. A nice little screw should have a more refined
thread.

Perhaps we peasants should revolt. Civil disobedience, uncivil
disobedience, whatever it takes. Steal the boxes of 6-32's and
throw them though the windows of the Immigrant's Rights center.

"Hmm, the bullet I extracted expanded with an odd transverse slot,
has a single 32-twist rifling groove in .138 caliber......"


LOL...for a fun experience..if you have an old Colt
thumbbuster...measure some of the threads.

Colt invented a lot of new or wierd threads..as did many gun
manufactures in those days.

A friend of mine does a fair living making gun screws on his OmniTurn.
Seems there is a market out there for the ******* threaded fasteners.

Gunner

The aim of untold millions is to be free to do exactly as they choose
and for someone else to pay when things go wrong.

In the past few decades, a peculiar and distinctive psychology
has emerged in England. Gone are the civility, sturdy independence,
and admirable stoicism that carried the English through the war years
.. It has been replaced by a constant whine of excuses, complaints,
and special pleading. The collapse of the British character has been
as swift and complete as the collapse of British power.

Theodore Dalrymple,

Roger Jensen May 9th 06 10:20 PM

Where to get ONE 6-40 machine screw?
 
A sewing machine repair shop?



[email protected] May 10th 06 05:44 PM

Where to get ONE 6-40 machine screw?
 
Agreed, 6-32 is an ugly looking thread.

But 10-24 is just as baaaad IMO.

I try to avoid these in stuff I design and build.

While looking for 6-40 I ran across taps I have, labelled #7-40 and
3/16"-48.

Used a 9/32"- 32 tap on a little custom design job where nothing else
would have done.

I like collecting odd-ball taps!

Wolfgang


Dave Hinz May 10th 06 07:53 PM

Where to get ONE 6-40 machine screw?
 
On 10 May 2006 09:44:17 -0700, wrote:
Agreed, 6-32 is an ugly looking thread.
But 10-24 is just as baaaad IMO.
I try to avoid these in stuff I design and build.


Yes. Not for appearance, but the minor diameter is low compared to the
fastener size.

While looking for 6-40 I ran across taps I have, labelled #7-40 and
3/16"-48.


I've got a 1/4-40 tap & die. No idea why. Anyone need it?

Used a 9/32"- 32 tap on a little custom design job where nothing else
would have done.
I like collecting odd-ball taps!


Hm. Got a left-hand 6mm die?


Roger Shoaf May 10th 06 09:08 PM

Where to get ONE 6-40 machine screw?
 
I can see some utility in the 1/4 40 thread. If you ever wanted to make a
micrometer adjustment on some thing it would come in handy there.

--
Roger Shoaf

If knowledge is power, and power corrupts, what does this say about the
Congress?


"Dave Hinz" wrote in message
...
On 10 May 2006 09:44:17 -0700,

wrote:
Agreed, 6-32 is an ugly looking thread.
But 10-24 is just as baaaad IMO.
I try to avoid these in stuff I design and build.


Yes. Not for appearance, but the minor diameter is low compared to the
fastener size.

While looking for 6-40 I ran across taps I have, labelled #7-40 and
3/16"-48.


I've got a 1/4-40 tap & die. No idea why. Anyone need it?

Used a 9/32"- 32 tap on a little custom design job where nothing else
would have done.
I like collecting odd-ball taps!


Hm. Got a left-hand 6mm die?




Dave Hinz May 10th 06 09:26 PM

Where to get ONE 6-40 machine screw?
 
On Wed, 10 May 2006 13:08:49 -0700, Roger Shoaf wrote:
I can see some utility in the 1/4 40 thread. If you ever wanted to make a
micrometer adjustment on some thing it would come in handy there.


If you have a 5/8 R8 collet, I'll trade ya...


Pete Keillor May 10th 06 11:17 PM

Where to get ONE 6-40 machine screw?
 
On 10 May 2006 18:53:42 GMT, Dave Hinz wrote:

On 10 May 2006 09:44:17 -0700, wrote:
Agreed, 6-32 is an ugly looking thread.
But 10-24 is just as baaaad IMO.
I try to avoid these in stuff I design and build.


Yes. Not for appearance, but the minor diameter is low compared to the
fastener size.

While looking for 6-40 I ran across taps I have, labelled #7-40 and
3/16"-48.


I've got a 1/4-40 tap & die. No idea why. Anyone need it?


Maybe you built a micrometer in your sleep. 40 tpi = .025"/rev.

Pete Keillor

Used a 9/32"- 32 tap on a little custom design job where nothing else
would have done.
I like collecting odd-ball taps!


Hm. Got a left-hand 6mm die?


Dave Hinz May 11th 06 01:01 AM

Where to get ONE 6-40 machine screw?
 
On Wed, 10 May 2006 18:17:34 -0400, Pete Keillor wrote:
On 10 May 2006 18:53:42 GMT, Dave Hinz wrote:

I've got a 1/4-40 tap & die. No idea why. Anyone need it?


Maybe you built a micrometer in your sleep. 40 tpi = .025"/rev.


Well, I pre-inherited my machine shop from my uncle, who we have now had
to move to a nursing home. Unfortunately he has a disease which robs
him of the ability to answer my technical questions. But as I go on,
the drawer of "mystery tools and jigs" gets less and less full, as I
figure out what they're for.

Some amazingly exotic mystery items in there yet, I should post some
pictures of the more mysterious ones.


Pete Keillor May 11th 06 12:45 PM

Where to get ONE 6-40 machine screw?
 
On 11 May 2006 00:01:37 GMT, Dave Hinz wrote:

On Wed, 10 May 2006 18:17:34 -0400, Pete Keillor wrote:
On 10 May 2006 18:53:42 GMT, Dave Hinz wrote:

I've got a 1/4-40 tap & die. No idea why. Anyone need it?


Maybe you built a micrometer in your sleep. 40 tpi = .025"/rev.


Well, I pre-inherited my machine shop from my uncle, who we have now had
to move to a nursing home. Unfortunately he has a disease which robs
him of the ability to answer my technical questions. But as I go on,
the drawer of "mystery tools and jigs" gets less and less full, as I
figure out what they're for.

Some amazingly exotic mystery items in there yet, I should post some
pictures of the more mysterious ones.


That'd be interesting. I generally ignore the what is it puzzle
threads, but enjoy the ones where someone really doesn't know.

Sorry to hear about your uncle.

Pete Keillor

daniel peterman May 11th 06 12:50 PM

Where to get ONE 6-40 machine screw?
 
I wa just in a monster ACE hardware store called Marshalls Hardware here
in San Diego. Largest sellection of fasteners I ever saw. I was looking
for 5-40 x 1.5"nothing even close. 6-32 by the pound
4-40 no problem. 6-40not a single choice.
Anyone have 5-40 x 1.5" ????
Check out my favorite local junk yard
murphyjunk.com


MOP CAP May 11th 06 06:08 PM

Where to get ONE 6-40 machine screw?
 
In article , daniel
peterman wrote:

I wa just in a monster ACE hardware store called Marshalls Hardware here
in San Diego. Largest sellection of fasteners I ever saw. I was looking
for 5-40 x 1.5"nothing even close. 6-32 by the pound
4-40 no problem. 6-40not a single choice.
Anyone have 5-40 x 1.5" ????
Check out my favorite local junk yard
murphyjunk.com

I can spare you a few of the following in5-40:

1 1/2 rd hd ss
1 1/4 rd hd st zinc
1 1/4 pan ss
1 1/4 fl hd st zinc

Chuck P.

[email protected] May 11th 06 08:05 PM

Where to get ONE 6-40 machine screw?
 
http://www.fastenal.com/web/products...977243&Nty= 0


Gerald Miller May 11th 06 10:43 PM

Where to get ONE 6-40 machine screw?
 
On Thu, 11 May 2006 04:50:53 -0700, (daniel
peterman) wrote:

I wa just in a monster ACE hardware store called Marshalls Hardware here
in San Diego. Largest sellection of fasteners I ever saw. I was looking
for 5-40 x 1.5"nothing even close. 6-32 by the pound
4-40 no problem. 6-40not a single choice.
Anyone have 5-40 x 1.5" ????
Check out my favorite local junk yard
murphyjunk.com

These are better known in most circles as 1/8" stove bolts.
Gerry :-)}
London, Canada

daniel peterman May 12th 06 06:53 PM

Where to get ONE 6-40 machine screw?
 
I could use 4 of each of those bolts/screws. What do you need in
exchange? I have some milling cutters and lathe cutters. I'm in San
diego.
Thanks
Dan



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