Dave,
 
Hope this helps
 
1/4"-19 BSP Taper Min. .4506 We drill it with a 15/32" drill
3/8"-19 BSP Taper Min. .5886 We drill it with a 19/32" drill
 
1."   BSW x 16 tpi straight MED  I can't find this one are you asking for
a Whitworth thread in my book the 1" BSW is 8 tpi Min. .9897.
 
That's all I could come up with.
 
Brock
-----Original Message-----
From: Dave Wolfgang <[EMAIL PROTECTED]>
To: SmartCam Forum <[EMAIL PROTECTED]>
Date: Friday, March 08, 2002 11:29 AM
Subject: [mfg-smartcam] minor dia.

SmartCam Users
    I'm sure someone other than me has had this problem here so I will ask. I'm looking for minor dia. tolerance's on drilling and tapping the following
1/4" BSP Taper
3/8" BSP Taper
1."   BSW x 16 tpi straight MED
 
I would appreciate any help on this matter. I can't find the info in the hand book neither.
 
Thank You
Dave Wolfgang
CNC Programmer/Supervisor
www.hrindustries.net

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