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Miniature ring terminals? 2-56 size?

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  • Member since
    December 2003
  • From: Anaheim, CA Bayfield, CO
  • 1,829 posts
Miniature ring terminals? 2-56 size?
Posted by Southwest Chief on Friday, February 11, 2011 9:57 PM

I have been looking for miniature ring terminals for some interior lighting projects (HO scale).

A ring terminal looks like this:

 

JayBee trains used to make very nice interior lighting kits.  These kits (at least for Athearn cars) came with contact wipers, wire, a light board, etc...

The nicest thing about them is they came with mini ring terminals that fit over a 2-56 machine screw.  This way the screw transmitted the power from the contact wipers and the ring terminal (with a wire soldered to it) then connected to the light board.  A nut secured the ring terminal to the screw.  Simple and neat.  And also easy to unscrew if you had to work on the trucks.

SInce JayBee has long stopped making these light kits, I've been trying to find a supply of miniature ring terminals.

Does anyone know of a supplier that has ring terminals that fit 2-56 screws?  I'm not sure what "stud size" a 2-56 screw is.  This could be why my internet searches have been a bust.

Matt from Anaheim, CA and Bayfield, CO
Click Here for my model train photo website

  • Member since
    October 2006
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Posted by gjvjr50 on Friday, February 11, 2011 10:42 PM

I saw some listed on e-bay check under dcc

  • Member since
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  • From: Reading, PA
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Posted by rrinker on Friday, February 11, 2011 10:43 PM

 A 2-56 is a #2. The problem is if you search for #2 ring terminals you get ones for #2 gauge WIRE which are PROBABLY a litlle too big Big Smile

 Check RC suppliers, those tiny things are not easy to find, I didn;t see any at Thoams and Betts and they have like every kind of connector immaginable.

                       --Randy


Modeling the Reading Railroad in the 1950's

 

Visit my web site at www.readingeastpenn.com for construction updates, DCC Info, and more.

  • Member since
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  • From: Pennsylvania
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Posted by nedthomas on Saturday, February 12, 2011 6:32 AM

MOUSER Electronics ( mouser.com ) sells #2 terminals in ring and spade type.  AMP is one manufacture.

  • Member since
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  • From: Harrisburg,Pennsylvania
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Posted by gardenrr on Saturday, February 12, 2011 7:02 AM

put this numer in at ebay 400194228785 check out this at ebay there are many types for you to choose and since thsy are for jewerly they will be small

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  • From: Phoenix, AZ
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Posted by woodone on Saturday, February 12, 2011 9:59 AM

While these look interesting how do you know what size the hole is. I guess for the price you could order and see,  I did find these terminals for number 2 studs. http://www.mcmaster.com/#lug-terminals/=b02wms

  • Member since
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  • From: Reading, PA
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Posted by rrinker on Saturday, February 12, 2011 10:19 AM

 Those would be right. A 2-56 screw is a #2 stud, a 1-72 screw is a #1, and a 0-90 screw is a #0.

           --Randy


Modeling the Reading Railroad in the 1950's

 

Visit my web site at www.readingeastpenn.com for construction updates, DCC Info, and more.

  • Member since
    December 2003
  • From: Anaheim, CA Bayfield, CO
  • 1,829 posts
Posted by Southwest Chief on Saturday, February 12, 2011 2:16 PM

I really appreciate the links and info.

Finding out a 2-56 screw is a #2 stud really helped out a bunch Yes

Thanks.

Matt from Anaheim, CA and Bayfield, CO
Click Here for my model train photo website

  • Member since
    July 2003
  • From: Sierra Vista, Arizona
  • 13,757 posts
Posted by cacole on Saturday, February 12, 2011 5:29 PM

Screw sizes are measured in stud size and threads per inch, thus a 2-56 screw is for a #2 stud and has 56 threads per inch; ergo, a #2 ring terminal will fit onto a 2-56 screw.

 

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