4" sq illuminated; reference data, wind measuring system, series type 420c, pg 1-3
An item which indicates wind speed from intelligence transmitted by a wind speed transmitter.
Classification: Parts and accessories for surveying
NSN 6610-01-130-8885
NSN 6320-00-925-0558
NSN 6240-00-646-6931
NSN 5920-01-148-9193
NSN 5950-01-165-2131
NSN 6150-00-862-1081
NSN 5990-00-345-8967
NSN 5930-00-617-7312
NSN 5835-01-267-3388
NSN 6620-01-373-8968
NSN 5960-01-142-5399
NSN 5895-00-923-4955