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Section K - Railway Electronics

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Section K - Railway Electronics

Availability: In stock

Please note: MSRP volumes are republished frequently, approximately every 2 years. New or amended standards between publications are announced via AAR Circular Letters. Therefore, to ensure compliance to the latest AAR standards, AAR Circular Letters must be monitored. The AAR Circular Letter system emails notices to all subscribers.


Please submit your specific purchase request by email to SectionK@aar.org



The AAR’s Railway Electronics standards contains sensitive information, and are for sale on a need to have basis. Authorization for purchase is granted on this basis. Please submit your specific purchase request by email to SectionK@aar.org. Additionally, an AAR Circular Letter subscription is required as this is the vehicle used for the distribution of all new and revised standards. Circulars are issued at least monthly and include industry letter ballots and results, arbitration decisions, notification of rules and standards revisions, industry early warning and maintenance advisories, and other information related to mechanical rules and standards. Subscription to Circular Letters of the AAR Technical Services division is available in electronic format (online access via AAR’s Web page at http://aarcirculars.aar.org).