MRC:
Markings included on an item for the purpose of offering instructions or warnings or to indicate the purpose,function,or application of the item.excludes manufacturers part numbers,symbols,or the like.MARK
Special Markings:
Top of cover marked /aux.Ant/., /tuning/, /vol/, /power/, /squelch/, /audio/, /off/, /remote/, /on/, /cal. And dial lite/, /dial lock/, /org/., and /ch/., bottom of cover marked /e8/, /j4/, /s1/, j8/, /r35/, /s2/, /r40/, /j3/, /j1a/ and /1b/
MRC:
The justification for the assignment of a federal supply class /fsc/ to an item based on the classification of the next higher classifiable assembly.ZZZV
Fsc Application Data:
1. Receiver transmitter, radio, except radio navigation, except airborne