Material is steel, mil-t-20157, type d; surface treatment is calorized
An item designed to distribute steam and/or air inside a boiler, for the purpose of cleaning tubes and walls.
NSN 4140-00-964-8623
NSN 5925-01-323-1468
NSN 5920-00-905-4769
NSN 5920-01-091-8362
NSN 5975-01-203-9525
NSN 5935-00-446-3159
NSN 6240-01-135-3874
NSN 5965-01-335-6085
NSN 6145-01-332-8076
NSN 5950-00-247-2376
NSN 6685-00-925-3288
NSN 6135-01-553-3604