A metallic device used in the instalation of boilers to effect the proper distribution of air to assure temperature equalization.
NSN 6105-01-223-4009
NSN 6610-01-478-7509
NSN 6145-01-640-6511
NSN 6650-01-497-5782
NSN 6610-01-396-5628
NSN 6645-01-654-9639
NSN 5945-01-653-7070
NSN 5905-01-243-0733
NSN 5910-01-415-3108
NSN 4140-01-123-1843
NSN 5960-00-329-9281
NSN 6145-01-147-2459