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Fast Tracks • View topic - Nm3 or Z ?

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Forum locked This topic is locked, you cannot edit posts or make further replies.  [ 4 posts ] 
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 Post subject: Nm3 or Z ?
PostPosted: Sun Feb 11, 2007 4:23 am 


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 Post subject: dual gauge
PostPosted: Mon Feb 12, 2007 3:34 pm 


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 Post subject: N and Nm3
PostPosted: Mon Feb 12, 2007 8:10 pm 
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Joined: Sat Aug 13, 2005 10:48 am
Posts: 365
Location: East Texas - USA

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-ed mccamey-
COSLAR RR - http://www.coslar.us/
NMRA Standards and Conformance Department
PROTO & FINE Scale Coordinator
I estimate I have about 5 pounds of coupler springs somewhere in the vicinity of my workbench.


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 Post subject: Re: Nm3 or Z ?
PostPosted: Sat Jul 11, 2009 5:50 am 
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Joined: Fri Jul 21, 2006 5:29 pm
Posts: 2
Actually,

Nn3 standards are based upon Z scale, so the rail gage is 6.5mm. That equates to ~41".
A meter = 39.370". So Nn3 is actually prototypically closer to Nm, or Nn42"!

For more information:
http://groups.yahoo.com/group/nn3/


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