A metallic device used in the instalation of boilers to effect the proper distribution of air to assure temperature equalization.
NSN 5935-01-021-2381
NSN 5965-01-646-7498
NSN 5950-01-572-9354
NSN 5996-01-013-8824
NSN 6145-00-520-1714
NSN 6145-00-775-0786
NSN 6130-01-482-4719
NSN 6320-01-434-6861
NSN 5960-00-422-3197
NSN 5985-01-212-9767
NSN 2925-01-544-4880
NSN 6220-00-285-8104