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 6150-00-188-2958
NSN 5855-01-263-7669
NSN 6145-00-916-9574
NSN 6685-01-632-5278
NSN 5855-00-149-0766
NSN 4140-00-473-8189
NSN 5975-01-186-2224
NSN 5950-01-529-3322
NSN 5950-00-691-2348
NSN 5920-01-265-1288
NSN 6685-00-720-3525
NSN 5925-00-584-7189