Tube "a", 20 feet long. Used to fabricate a mast for low-impact resis tance structures for lighting supportsfor airport approach lighting systems, models alsf-2 and malsr. Over-all dim.6.000 inch plus 0.005 or minus 0.000 inch id; 6.250 inch plus or minus 0.031 inch od; 20 feet 0 inch plus or minus 0.125 inch long. Helix ring joints spaced at 42.00 inch intervals for frangible joint. Material fiber- glass. Per faa spec. Faa-e-2702; item 12, drwg d-6155-1, alsf-2 and malsr lir structures, structural configurations
A collection of items, for the support of a tower.
NSN 5895-00-493-3114
NSN 5930-01-075-4642
NSN 6650-00-929-0084
NSN 5990-01-086-4825
NSN 5920-01-290-3771
NSN 6130-01-549-1009
NSN 5930-01-547-6760
NSN 5965-01-187-8574
NSN 6105-00-105-0198
NSN 6645-01-395-2989
NSN 6135-00-347-0595
NSN 5935-00-228-0592