Tube "b", 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.Tube includes a tube splice bonded joint protruding 4 inches from one end, splice joint 6.00 inch od has hoop wound ring 7-1/4inch od by 1-1/2 inch wide 60 inch from splice joint end. 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 ft 4 in long. Helix ring joints spaced at 42.00 inch intervals for frangible joint. Fiber glass material. Per faa spec. Faa-e- 2702; item 13, drwg d-6155-1, alsf-2 and malsr lir structures, structural configurations
A collection of items, for the support of a tower.
NSN 6130-00-548-0804
NSN 6650-01-134-3644
NSN 6130-01-200-5683
NSN 5945-00-142-0005
NSN 5910-01-089-9573
NSN 6610-00-910-6822
NSN 5935-01-588-8890
NSN 6240-01-620-2450
NSN 6110-01-045-4160
NSN 5965-01-633-8849
NSN 5915-01-461-5595
NSN 6145-01-220-0118