Reference data, manual for type f420c system, dated 10 jan 1980, electric speed indicator company, inc., tel no. 216-251-2540
No other part numbers with same form, fit, and function found.
Classification: Surveying, hydrographic, oceanographic, hydrological or meteorological instruments and appliances, excluding compasses and rangefinders, nesoi
NSN 2925-01-519-1707
NSN 5925-00-256-1218
NSN 5835-00-279-6626
NSN 5835-00-733-9145
NSN 6110-01-406-3623
NSN 5960-01-314-7757
NSN 6145-00-401-3518
NSN 5905-00-234-5730
NSN 5895-00-009-0127
NSN 6145-01-613-7549
NSN 5915-01-331-4022
NSN 5998-00-862-7299