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 6110-00-307-8480
NSN 6150-01-578-0489
NSN 6150-01-121-0168
NSN 5835-01-535-8470
NSN 5985-01-128-1203
NSN 5999-01-301-1076
NSN 5925-01-442-6487
NSN 6105-01-218-9239
NSN 5996-01-035-8219
NSN 5920-00-878-7977
NSN 5950-01-071-4020
NSN 6620-01-476-7355