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The information about the standard:
Designation standards: SAE J678
Publication date standards: 1.8.2011
SKU: NS-663985
Country: American technical standard
Category: Technical standards SAE
Annotation of standard text SAE J678 :
This SAE Recommended Practice applies to speedometers, odometers, and speedometer drives typical of passenger vehicles, buses, and trucks used for personal or commercial purposes. The method of determining wheel revolutions per unit distance (3.1) and overall system design variation (3.3.3) are applicable to passenger cars only. Comparable recommendations for trucks and buses are under development. The data of tachometers is applicable to vehicular use, as previously described, and also to stationary and marine engines and special vehicles.
SUBJECT TAXONOMY: Instrument panels, Parts
SUBFILE: Automotive
TYPE OF DOCUMENT: Ground Vehicle Standard
Stabilized: Aug 2011 
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