Proper Spec. and marking as follows:
SAE J429 Grade 2 No Markings on Head
SAE J429 Grade 5 Three Radial Lines on Head
SAE J429 Grade 8 Six Radial Lines on Head
UNC or simply NC National Coarse
UNF or simply NF National Fine
Mark Holzbach K3FY
www.badensteel.com
_______________________________________________
See: http://www.mscomputer.com for "Self Supporting Towers", "Wireless Weather
Stations", and lot's more. Call Toll Free, 1-800-333-9041 with any questions
and ask for Sherman, W2FLA.
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