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 6130-01-026-0603
NSN 6110-00-288-4179
NSN 5996-00-196-7258
NSN 4140-00-085-1355
NSN 2925-01-624-5647
NSN 4140-01-314-0575
NSN 5965-01-388-3492
NSN 5975-01-363-8875
NSN 6645-01-383-0106
NSN 5925-00-717-6319
NSN 5999-01-619-3227
NSN 6320-00-586-5641