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Type: Posts; User: 4GSR

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  1. Replies
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    799

    99.999% of all of the springs I've designed, and...

    99.999% of all of the springs I've designed, and ones designed before me, and so on are totally special for the applications they are use in. Yes, I try to pick a stock one, lots of times that won't...
  2. Fixture for sharpening large spade drill bits. ...

    Fixture for sharpening large spade drill bits.

    Agree, nice boat anchor. Be the only one out there with an unique one!

    Ken
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    458

    Anytime I see s Aloris tool post that the tag on...

    Anytime I see s Aloris tool post that the tag on it all beat to heck, I run the other direction! I've only had a CXA size in the piston variety, never had it apart. Sorry I can't help there. I...
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    3,617

    If Walter has not respond, send him a PM. You...

    If Walter has not respond, send him a PM. You can get to him quicker doing so.
  5. Replies
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    968

    Come into my world of the oilfield. We don't use...

    Come into my world of the oilfield. We don't use schedule for pipe. IT's based on weight in pounds per foot on threaded and coupled pipe in either 30 foot for tubing and 40 foot for casing. One...
  6. Replies
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    781

    PM sent on the 12L14 4-1/2" 7-3/4" NA If still...

    PM sent on the 12L14 4-1/2" 7-3/4" NA If still available. Ken
  7. Replies
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    71,362

    4140, in my world 41xx, HRAR, can come in at any...

    4140, in my world 41xx, HRAR, can come in at any hardness from 12 HRC to over 40HRC, with no consistency in any given length of bar or heat of material. This is not the same condition as used for T,...
  8. Replies
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    2,040

    Along with what Asquith said about the motor, the...

    Along with what Asquith said about the motor, the motor just doesn't look big enough to power that turret lathe, especially being a DC motor at that. For that time period, pre-WW II, that motor...
  9. Replies
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    That mill is very similar to a Wells-Index 845...

    That mill is very similar to a Wells-Index 845 mill. The head is a step pulley type like a series I Bridgeport. W-I I don't believe had that on later mills. 645-745 is the only mill I'm aware of...
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    2,040

    That motor looks a little too modern for that...

    That motor looks a little too modern for that turret lathe. They did a good job with the shadow effects behind the motor if it was added to the picture afterwards.

    The way covers, wonder who...
  11. Replies
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    841

    If they have been nitrided, they are probably run...

    If they have been nitrided, they are probably run thru the QPQ process. That is Quenched, polished, and quenched again in a liquide nitride. There's some heat involved, I'm not up to speed on it. ...
  12. That sure looks like a Bison brand of chuck. If...

    That sure looks like a Bison brand of chuck. If not Bison, the other company over in Poland that makes them.
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    985

    For you guys in Beaumont, you may check with C.W...

    For you guys in Beaumont, you may check with C.W Rod in Houston. I'm sure they run a truck to their branch in Lafayette once or twice a week. They may be willing to drop off things as you need...
  14. How about some pictures of the actual chuck, too?

    How about some pictures of the actual chuck, too?
  15. Thread: cryogenic Charpy

    by 4GSR
    Replies
    15
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    1,121

    Anybody in the oilfield surface equipment...

    Anybody in the oilfield surface equipment manufacturing business can tell you how critical Charpy impact values are. Especially for any equipment being used in sub zero environments like the North...
  16. Thread: machine nuts

    by 4GSR
    Replies
    15
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    1,255

    Take a standard hex nut, thread it onto a freshly...

    Take a standard hex nut, thread it onto a freshly machine cut thread with a tight fit to hold it with out turning. Face off slightly to square it up to the thread, and take a slight cut to create...
  17. While you are at it, drill and tap the end of the...

    While you are at it, drill and tap the end of the shaft for the next time the shaft has to be pulled. A healthy slide hammer would have prevented that damage as shown. That's how my dad used to...
  18. Just because the parts list does not show a set...

    Just because the parts list does not show a set screw or call out doesn't mean it is not there. Rotate the shaft fully and make positive sure there is no set screws. Blowing up the drawing does not...
  19. Geniuses? The one and only one that I know of...

    Geniuses? The one and only one that I know of here is John Oder.

    Are there others I don't know?

    Ken
  20. Replies
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    Welcome back Brian!!! Was wondering how you...

    Welcome back Brian!!!

    Was wondering how you were coning on your lathe. When you are ready, let us know how we can help you.

    Ken
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    Tyrone, It's funny you brought up the No. 5...

    Tyrone,

    It's funny you brought up the No. 5 Kerns HB. There is a newer one, No 5 Kerns-Richards HB here in my town. I've checked it out a couple of times in past years. Looks very similar to the...
  22. We used to do it in AutoCAD 11 and 12, DOS...

    We used to do it in AutoCAD 11 and 12, DOS version, back in the days. Got away from it since then. Never tried it in any of the Windows versions of CAD. Sorry I can't help.
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    I've spent my kids inheritance on tools and...

    I've spent my kids inheritance on tools and machinery. I'm past the stage of running out of room, starting to filter into the house! After I'm gone, my kids get the job to sell my stuff off how...
  24. Aircraft, instrumentation, and military industry...

    Aircraft, instrumentation, and military industry is the only places I've seen fine threads like this used in. Yeah, oilfield definitely uses mostly coarse threads in all shapes and forms never...
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    If that is an actual Buck Adjust-tru chuck, it...

    If that is an actual Buck Adjust-tru chuck, it shouldn't have that much difference in runout between the OD of the chuck and the jaws when chucked up on a shaft or so. Really need to take it apart,...
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