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 6135-01-528-6896
NSN 6645-00-171-9639
NSN 5910-01-418-2399
NSN 5945-01-219-1965
NSN 5985-01-225-9414
NSN 6610-01-656-7002
NSN 4140-01-054-2279
NSN 6610-00-222-8970
NSN 6240-01-030-7071
NSN 5999-00-082-9488
NSN 5855-00-411-8688
NSN 5930-01-437-8533