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 6130-01-612-9602
NSN 6650-01-374-4923
NSN 5996-01-398-4755
NSN 5998-00-834-5643
NSN 5945-01-245-6328
NSN 5960-01-447-1154
NSN 6220-01-600-1647
NSN 5950-00-840-2871
NSN 5998-00-288-1100
NSN 6105-01-246-5375
NSN 5950-00-419-0232
NSN 5996-00-125-4570