Author Topic: IBM Model M Rivet Replacement parts souce? And some other questions.  (Read 2022 times)

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Offline shut up

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Hey guys, I'm new here and fairly recently bought my Model-M in unknown condition for $5.00 at a pawn shop. I've got about $20 into it, including the proper adapter for USB and about $7.00 set aside for keycaps.  :)

I plugged it into my PC, and what do you know? Some of the keys weren't working. After a bit of research, I'm thinking a rivet replacement would be in order.

My IBM Model M model #42H1292 made on 7/01/97 in the United Kingdom. I've just got a few questions before I get this thing back into action!

1. Can somebody tell me how many nuts/bolts I'd need to fix it, and the proper size?

2. The cheapest place to find new internal parts since when I bought it, the casing was filled with dead roaches. (Yuck)

3. The best way to diagnose whether a rivet replacement would fix my problems.

Here's a picture from when I first bought it. (Yes, it's nasty) BLEACH BLEACH BLEACH.


Once I cleaned it up a bit, and removed the roaches and nasty accumulations of grossness.

IBM Model M 42h1292 (Bolt mod, but still broken Yaaaayyyy) | Adesso Mkb-125b MX blues | Alienware Tactx (D0me5.)

Offline rowdy

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Re: IBM Model M Rivet Replacement parts souce? And some other questions.
« Reply #1 on: Wed, 22 October 2014, 19:50:20 »
Welcome to Geekhack!

Have a look here - lots of information about bolt-modding a Model M.

Also making stuff together has lots of Model M refurbishment threads.
"Because keyboards are accessories to PC makers, they focus on minimizing the manufacturing costs. But that’s incorrect. It’s in HHKB’s slogan, but when America’s cowboys were in the middle of a trip and their horse died, they would leave the horse there. But even if they were in the middle of a desert, they would take their saddle with them. The horse was a consumable good, but the saddle was an interface that their bodies had gotten used to. In the same vein, PCs are consumable goods, while keyboards are important interfaces." - Eiiti Wada

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Offline fohat.digs

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Re: IBM Model M Rivet Replacement parts souce? And some other questions.
« Reply #2 on: Wed, 22 October 2014, 20:15:14 »
In reply #21 I showed a packing slip for the nuts and bolts you want. McMaster-Carr is a great supplier in the US and very fast shipping. That order shows 4 packs of 100, but 50 is adequate for a Model M bolt-mod.

If you can wait 2 weeks, you can order them from China for much less.

The 42H from Greennock is the most problem-prone M in my experience.
"Starting in 2011, the deficits again started to shrink. During Obama’s term  the deficit was reduced by $900 Billion  before finally in 2015 the GOP managed to wrangle a “reconciliation” bill out of Obama where he again cut corporate taxes, as well as made permanent some of George W. Bush’s original tax cuts. This is the year everything reversed. Before this, under Clinton, Bush and Obama the deficit in almost every year was gradually decreasing. The balance we had of taxes and the economy was bringing the deficit down, the money coming in was slowly catching up with the money going out until 2015. Trump’s subsequent tax cut has continued the new trend even after the rest of Bush’s cuts have since expired. Obama had an average GDP of 2.3%, with 11.6 million jobs created and unemployment peaking at 10% in 2009, then falling to 4.3% in 2016. If we had continued on that downward deficit track, we would have again reached balance and another surplus in 2017-2018.
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Offline dorkvader

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Re: IBM Model M Rivet Replacement parts souce? And some other questions.
« Reply #3 on: Wed, 22 October 2014, 21:44:56 »
In reply #21 I showed a packing slip for the nuts and bolts you want. McMaster-Carr is a great supplier in the US and very fast shipping. That order shows 4 packs of 100, but 50 is adequate for a Model M bolt-mod.

If you can wait 2 weeks, you can order them from China for much less.

The 42H from Greennock is the most problem-prone M in my experience.

After your update, I changed the OP to have correct links to mcmaster-carr items

About ordering chinese bolts: it's up to you, but the mcmaster ones are higher quality. Quality chinese bolts exist but it's really hard to know which ones are before you receive them.

As far as the numbers of bolts, I believe it's about 58, but I order packs of 100. You can get by with as few as about 15 though if you're really on a budget.

Offline shut up

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Re: IBM Model M Rivet Replacement parts souce? And some other questions.
« Reply #4 on: Thu, 23 October 2014, 06:42:39 »
Thanks for the link man!  :thumb:
IBM Model M 42h1292 (Bolt mod, but still broken Yaaaayyyy) | Adesso Mkb-125b MX blues | Alienware Tactx (D0me5.)

Offline tp4tissue

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Re: IBM Model M Rivet Replacement parts souce? And some other questions.
« Reply #5 on: Thu, 23 October 2014, 06:49:33 »
bolt is better..  just get a cutting disk and attach it to the power drill if you can't find the right length bolts.