A metallic device used in the instalation of boilers to effect the proper distribution of air to assure temperature equalization.
NSN 6240-01-568-2495
NSN 5930-00-175-8298
NSN 6145-00-255-1480
NSN 6135-00-889-1485
NSN 6320-00-261-9136
NSN 5985-01-463-5651
NSN 6110-01-027-1172
NSN 5920-00-056-8293
NSN 5985-01-145-5337
NSN 6650-01-299-7153
NSN 6135-01-386-5709
NSN 5935-00-643-9718