Need Hamilton 940 roller jewel

Discussion in 'Watch Repair' started by BCMC, Apr 2, 2017.

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  1. BCMC

    BCMC Registered User

    Dec 27, 2014
    215
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    Retired LAPD
    Eagle Idaho
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    Trying to get a 940 going. Lost roller jewel. Was advised it is a .44 mm. Thanks T
     
  2. Dave Coatsworth

    Dave Coatsworth Super Moderator
    NAWCC Member Donor

    Feb 11, 2005
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    That sounds about right. You can verify by measuring the pallet fork slot and subtracting 0.02mm.
     
  3. NC Plumber

    NC Plumber Registered User

    Jan 15, 2011
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    single or double roller ?
     
  4. BCMC

    BCMC Registered User

    Dec 27, 2014
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    I don't know. I went to the pocket watch web site and it doesn't say and I'm not sure how to tell. Terry
     
  5. Dave Coatsworth

    Dave Coatsworth Super Moderator
    NAWCC Member Donor

    Feb 11, 2005
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    Single roller before 512201. Double roller after according to Swigart.
     
  6. BCMC

    BCMC Registered User

    Dec 27, 2014
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    Retired LAPD
    Eagle Idaho
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    Thanks Dave, it would be a single roller. Terry
     
  7. BCMC

    BCMC Registered User

    Dec 27, 2014
    215
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    16
    Retired LAPD
    Eagle Idaho
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    Guys and gals, I still need a roller jewel for a single roller 940 Hamilton. I'm told it is .44.
     
  8. richiec

    richiec Registered User
    NAWCC Member

    Feb 24, 2007
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    automotive warranty inspector
    Brick, Ocean, NJ
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    Hamilton part number is 479 if that helps anyone. Sorry, no Hamilton parts here.
     
  9. Jim Haney

    Jim Haney Registered User
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    Sep 21, 2002
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  10. BCMC

    BCMC Registered User

    Dec 27, 2014
    215
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    Retired LAPD
    Eagle Idaho
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    Jim, I appreciate your assistance, I am looking for anyone that has the jewel to buy. T
     
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