Tilley X359 Silencer

Discussion in 'Fettling Forum' started by Sedgman, May 14, 2021.

  1. Sedgman

    Sedgman Subscriber

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    The silencers on the X359 are hard to get hold of if you are missing one. Got sick of trying and made one on a lathe. 16 mm rod would be best but I had some thicker brass rod. You also need a British Standard Brass 3/8" tap (26 TPI, as are all BSB threads).

    My Tilley Breather.jpg
    (L) Tilley X359 silencer and mine on (R)

    If you do not have a lathe it could be made on a grinding wheel too. Main thing is when drilling the hole for the tap, you have to make sure you drill far enough for the small holes to intercept but not too far that when you cut it off you cut into where the holes go.

    Making a Tilley X359 Breather.jpg

    I did try the Bialaddin one available online but it is smaller as I found out. Looks similar though.

    Iain
     
  2. John

    John United States Subscriber

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    Very sharp work. :thumbup:
     
  3. Darryl Durdin

    Darryl Durdin Australia Subscriber

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    @Sedgman , very cool skills set. Born out of necessity
     
  4. ColinG United Kingdom

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    When you use the lathe to turn brass, the tool angle is pretty much 90 deg. It looks like you had a bit of 'jigger' when you were making the new part.
     
  5. JEFF JOHNSON

    JEFF JOHNSON United Kingdom Subscriber

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    Well fettled.:thumbup:
     
  6. Sedgman

    Sedgman Subscriber

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    Yep. Self taught after one 15 minute lesson. 4th piece ever and I wondered a bit about the finish, so big learning curve coming up.

    I will watch some you-tube videos. Thanks for the tip. I actually asked someone about the trouble I had centring the main hole and was so pleased to be informed of centring bits and I have now obtained two sizes.
    Iain
     
  7. AussiePete

    AussiePete United States Subscriber

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    @Sedgman
    Well done mate. I find working on a lathe very relaxing and rewarding.
    Cheers
    Pete
     
  8. ROBBO55

    ROBBO55 Subscriber

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    Iain, A good functional result and useful information . :thumbup::thumbup:
     
  9. Sedgman

    Sedgman Subscriber

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    @AussiePete
    Yes the lathe is engrossing and so useful for odd parts.

    @ROBBO55
    The info may help someone chasing this part which seems hard to get. I found if you get anther X359 it tends to get restored and not used for parts.

    @JEFF JOHNSON @John @ColinG @Darryl Durdin

    Thanks for the encouragement.

    Iain
     
  10. ColinG United Kingdom

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    Onceyou've got the tool angle correct, turning brass is one of the most satisfying experiences and the quality of things you can make.... well they look so nice!

    Dammit, I need a lathe! I can't keep sneaking into the Tech Dept at school!
     
  11. Kiwi

    Kiwi Subscriber

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    @Sedgman good work, keep at it mate, that is a problem solved, bring on the next one.

    @ColinG
    Thats the way I do it, been at it 20+ years, still don't know what I am doing, but getting better every time.
     
  12. Tnehgsirhc

    Tnehgsirhc Australia Subscriber

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    The lines in the work are called chatter and they are usually caused by rigidity issues.
     
  13. David Shouksmith

    David Shouksmith United Kingdom Founder Member

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    ...or, IIRC, the cutting tool wasn't set to the correct height. Mind you, the last time I turned anything on a lathe was when I was in the Sixth Form over 50 years ago. :-& :cry:
     
  14. Buggerlugs

    Buggerlugs Australia Subscriber

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    Top job, now that's what I call thinking well done.
     

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