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 5925-01-025-7008
NSN 5985-00-481-5044
NSN 5999-01-352-5556
NSN 5935-00-553-3340
NSN 6130-00-773-3132
NSN 6685-00-775-4556
NSN 5985-01-242-7295
NSN 6685-01-499-6864
NSN 6150-01-100-0932
NSN 6150-01-068-3591
NSN 5905-00-584-3708
NSN 6620-01-266-8894