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 6320-01-544-6447
NSN 5996-01-132-7833
NSN 5945-01-206-4520
NSN 5990-01-242-9653
NSN 6610-00-905-6780
NSN 5910-01-315-2025
NSN 6220-01-252-1146
NSN 6685-01-352-7241
NSN 6320-01-015-9856
NSN 6650-01-437-8852
NSN 6105-01-358-4035
NSN 6135-00-351-8606