[time-nuts] 1" 14 tpi UNS die

Arnold Tibus Arnold.Tibus at gmx.de
Tue Jul 7 17:56:51 UTC 2009


I have to fill the Trimble Bullet III into the list of antennas with this thread.
Here are some mounting adapters shown:
http://www.dpie.com/gps/bullet3.html

Arnold


On Tue, 7 Jul 2009 15:23:42 +0100, David C. Partridge wrote:

>I think it is also known as 3/4" NPT for a pipe with a nominal OD of 1.05" 

>Dave

>-----Original Message-----
>From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
>Behalf Of David C. Partridge
>Sent: 07 July 2009 14:54
>To: 'Discussion of precise time and frequency measurement'
>Subject: Re: [time-nuts] 1" 14 tpi UNS die

>This is the standard Marine antenna mount I believe.

>Dave 

>-----Original Message-----
>From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
>Behalf Of David C. Partridge
>Sent: 07 July 2009 14:47
>To: 'Discussion of precise time and frequency measurement'
>Subject: Re: [time-nuts] 1" 14 tpi UNS die

><http://pewa.panasonic.com/emp/products/gps_pdf/vic100.pdf> is where I got
>the specification for the thread from.

>Pipe has O.D. of 1".

>Dave 

>-----Original Message-----
>From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
>Behalf Of Chuck Harris
>Sent: 07 July 2009 13:57
>To: Discussion of precise time and frequency measurement
>Subject: Re: [time-nuts] 1" 14 tpi UNS die

>Ok, I will try this from a different angle.

>1" - 14TPI UNS thread like you described are very rare outside of the large
>machine industry.  They are used for things like bolts on tractors.  I have
>a pretty big doubt that it has any application in a GPS antenna.

>US pipe thread in the sizes 1/2", 3/4", and 1" are 14TPI, they are not "1.0
>inch" in any dimension, however.

>It is pretty common to use standard pipe fittings in antenna work.

>So how did you arrive at needing a 1"-14TPI UNS die?

>-Chuck Harris

>David C. Partridge wrote:
>> Panasonic VIC-100 GPS antenna ...
>> 
>> Dave
>> 
>> -----Original Message-----
>> From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com]
>> On Behalf Of Chuck Harris
>> Sent: 07 July 2009 13:07
>> To: Discussion of precise time and frequency measurement
>> Subject: Re: [time-nuts] 1" 14 tpi UNS die
>> 
>> I don't recognize the size you are asking for.  What is your application?
>> 
>> -Chuck Harris
>> 
>> David C. Partridge wrote:
>>> Does anyone (preferably in the UK) have 1.0-14UNS-2A thread cutting 
>>> die they would be prepared to lend me (preferably a die nut type as I 
>>> don't have a die stock)?
>>>
>>> Thanks
>>> David Partridge








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