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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*Pump\s+Shafts\s*$/: 9 ]

Total 9 documents matching your query.

1. Pump Shafts (score: 1)
Author: Bill Babcock <BillB@bnj.com>
Date: Sun, 4 Jul 2004 20:20:44 -0700
Seems like I remember a thread about better pump shafts. This part is obviously flawed. The stress in those sharp corners must be huge. Likewise the drive slot. Does anyone make an improved part with
/html/fot/2004-07/msg00014.html (6,971 bytes)

2. Re: Pump Shafts (score: 1)
Author: Tony Drews <tony@tonydrews.com>
Date: Sun, 04 Jul 2004 23:22:05 -0500
Bill (and list), here are some snippets from messages from 2002 and 2003. Short answer is that Peter Vucinic, owner of the works TR-4 was going to make a few improved shafts in Aug of 2003. Cambridge
/html/fot/2004-07/msg00015.html (10,370 bytes)

3. Re: Pump Shafts (score: 1)
Author: "Peter Vucinic" <vucinic@b140.aone.net.au>
Date: Mon, 5 Jul 2004 18:57:49 +1000
Just updating on my oil pump shaft "fix" as listed below. I manufactured the oil pump shaft as described and it was a complete success, using the methods described. As we all know, the pump shafts s
/html/fot/2004-07/msg00016.html (11,011 bytes)

4. Re: Pump Shafts (score: 1)
Author: "MARK J WEATHERS" <markjwea@email.msn.com>
Date: Mon, 5 Jul 2004 05:02:35 -0700
the methods replacement mild difficult. firstly manufacture due feed have 'off about bronze a Cheap to
/html/fot/2004-07/msg00017.html (12,015 bytes)

5. Re: Pump Shafts (score: 1)
Author: "Timothy F. Murphy" <timmurph@execpc.com>
Date: Tue, 06 Jul 2004 18:29:37 -0500
Any thought to making the shafts out of maraging steel? This is a "space age" material or "super alloy" that has the very desirable property of being able to be heat treated at something like 400 deg
/html/fot/2004-07/msg00027.html (7,722 bytes)

6. Re: Pump Shafts (score: 1)
Author: "Peter Vucinic" <vucinic@b140.aone.net.au>
Date: Wed, 7 Jul 2004 21:41:34 +1000
You probably hit the nail on the head with cost. To manufacture a pump shaft from scratch and have it hardened should cost about $50 USD complete. Regards Peter Vucinic TR-4
/html/fot/2004-07/msg00033.html (8,281 bytes)

7. Re: Pump Shafts (score: 1)
Author: "Peter Vucinic" <vucinic@b140.aone.net.au>
Date: Wed, 7 Jul 2004 21:41:50 +1000
Mark, That is exactly to what I was alluding to. It's better to start with a soft material and work your way up. Make the shafts from proper gear/shaft material and then have them 0.020" nitrided (o
/html/fot/2004-07/msg00034.html (7,512 bytes)

8. Re: Pump Shafts (score: 1)
Author: "MARK J WEATHERS" <markjwea@email.msn.com>
Date: Thu, 8 Jul 2004 05:06:00 -0700
We make a lot of parts out of maraging, but it is probably about $20 per foot for that size range. Heat treat costs are high too so we would need a big run. 440 stainless is another choice. Both can
/html/fot/2004-07/msg00038.html (8,646 bytes)

9. RE: Pump Shafts (score: 1)
Author: Bill Babcock <BillB@bnj.com>
Date: Thu, 8 Jul 2004 05:59:38 -0700
The rotor end of the distributor drive shaft isn't splined, it has a tang like a screwdriver. Unfortunately it's made by cutting slices out with right angle intersection of the cuts. I'm not sure tha
/html/fot/2004-07/msg00039.html (9,746 bytes)


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