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  1. Maybe like the round dial poster from NC, your...

    Maybe like the round dial poster from NC, your shift fork in the headstock is broken or simply had the bolts vibrate loose and separated. That would explain the threading gears not engaging. It is...
  2. Thread: chuck key size

    by bll230
    Replies
    15
    Views
    867

    chuck key size

    I have Cushman and Skinner chucks for my South Bends and Monarch that I just made a chuck key for at .305 flat to flat. There is no way a 5/16 would work, and the square recesses are too big to be...
  3. I disassembled my 10EE down completely. For...

    I disassembled my 10EE down completely. For non-stop work, a day to disassemble and a day to put back together *assuming* no issues along the way, like bell mouthing a taper pin, cussing a lot, and...
  4. Replies
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    1,476

    You do not need to make both gears. If you do...

    You do not need to make both gears. If you do have all but the 50 and 75, the only pitch in use you do not have is 1.25 mm. You only need to make one of the gears to get 1.25.

    Email me and I'll...
  5. Replies
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    750

    Update - I used the HondaBond, with 1 mm spacers...

    Update - I used the HondaBond, with 1 mm spacers between the casting and the plate when I pressed the plate into the Hondabond.

    No leaks.

    Thanks for the suggestion.
  6. Replies
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    1,476

    32 Dp 14 1/2 PA #3 for the 50 tooth, 32 Dp 14...

    32 Dp 14 1/2 PA #3 for the 50 tooth,

    32 Dp 14 1/2 PA #2 for the 75 tooth

    Outside diameter is N+2/Dp

    cutting depth is what is marked on the cutter or Dp/2.157 or Dp/2.25 depending on...
  7. Replies
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    788

    Post 14, info straight from Monarch. Apron oil...

    Post 14, info straight from Monarch.

    Apron oil pump question
  8. Replies
    36
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    34,098

    Sticky: Any 87504 will work. Since these are...

    Any 87504 will work. Since these are shielded/sealed getting 30 year old original New Departures isn't the best thing.

    I used these:

    1 NIB MRC 87504 BALL BEARING 20MM X 47MM X 15.87MM SINGLE...
  9. Thread: 19 tpi

    by bll230
    Replies
    9
    Views
    1,200

    Daryl, here is the problem. You have the wrong...

    Daryl, here is the problem. You have the wrong Monarch lathe....


    276812

    Monarch Series 60 (61 also, I would assume?) factory Inch/Metric brochure
  10. Interesting that in 1951 a 127 tooth gear was an...

    Interesting that in 1951 a 127 tooth gear was an exclusive feature. Guess that after WWII since we were the dominant worldwide manufacturer there was no thought given to metric. Different frame of...
  11. Replies
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    1,446

    I was lucky and got this adapter on Ebay for less...

    I was lucky and got this adapter on Ebay for less than $100 and with $20 worth of metal I have this assembly. Less than 0.0005 runout on the (non-Chinese) 5C collets I checked.

    Aso, the Sjogren...
  12. Replies
    7
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    750

    The Yamabond description sounded a lot like the...

    The Yamabond description sounded a lot like the Hondabond I used on my 1996 Integra, which did work well. After a bit of searching I find that Yamabond is the same product as the Hondabond, and I...
  13. Replies
    14
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    1,188

    Red, Lex, thanks for pursuing this and...

    Red, Lex, thanks for pursuing this and straightening me out. I was conflating the included taper, which is the taper attachment tickmark setting, with the triangle math of one side, which is the...
  14. Replies
    7
    Views
    750

    oil leaking at headstock cover

    I have been able to eliminate just about every leak except for the headstock cover. I originally had a new cork gasket from Monarch. Leaked. I cleaned the cork and reinstalled with Hylomar both...
  15. Replies
    15
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    1,004

    I can order some for you and then fedex it to...

    I can order some for you and then fedex it to you. I am a pilot and I get a discount on fedex. email me if interested.
  16. Replies
    14
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    1,188

    Thanks for checking, On my calculator the...

    Thanks for checking, On my calculator the tan(9degrees 32'=9.533 degrees)*12 = 2.0153.

    For arctan(2*1.000638/12) I get 9.4653 = 9 degrees 27.9'

    Can you check again?

    Even before I saw...
  17. Replies
    14
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    1,188

    1950's collet question

    I got a manual for a Hamilton hobber, because who doesn't like reading old hobber manuals? It includes a print of the work spindle so the necessary collet holders can be made by the user. Here it...
  18. Replies
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    1,160

    I have been out of town, got home and looked at...

    I have been out of town, got home and looked at my parts diagram of probably square dial MG era, which looks the same as the round dial since both use the larger Reliance motor. Kind of hard to...
  19. Replies
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    1,160

    The C0 bearings are definitely precision...

    The C0 bearings are definitely precision bearings. In picture 4 of your original post it shows a gasket between the end cap and the pulley shaft. The square dial doesn’t have that gasket since the...
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    1,160

    I had one other idea while I was considering...

    I had one other idea while I was considering bearing availability, although not directly applicable to the current situation. A double row angular contact similar to the spindle rear bearing could...
  21. Replies
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    1,160

    You are correct, with your information I should...

    You are correct, with your information I should have prefaced my answer with "I have a square dial." I'm confused with the V suffix, the snap ring opposite normal side. Radial bearings are...
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    3,771

    Lectrician1 made his own clamp and rod, maybe he...

    Lectrician1 made his own clamp and rod, maybe he would be willing to make a run of them for others.
  23. Replies
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    1,160

    I am going to go out on a limb, and suggest you...

    I am going to go out on a limb, and suggest you are using normal radial bearings, not an angular contact pair.

    MRC 209 SFF comes up as a radial bearing with a certain grease and a steel retainer....
  24. Replies
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    486

    reduction gearbox bearing set - 10EE

    I have commented that I replaced all the bearings in my square dial 10EE. That wasn't quite true, the large bearing pair in my reduction gearbox seemed good so did not replace it, but in using my...
  25. Replies
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    1,065

    This is from the round dial manual. Check on...

    This is from the round dial manual. Check on Ebay for the filter replace kits. Some of the auctions in the past showed an instruction page in the kits.

    When I reassembled my pump I used 1/8 inch...
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