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 6145-01-213-4997
NSN 5975-01-164-5037
NSN 5999-01-559-0914
NSN 5910-01-118-8362
NSN 5985-01-582-7896
NSN 5905-01-368-8514
NSN 5975-01-446-6074
NSN 6145-01-229-0326
NSN 7035-01-175-4321
NSN 4140-01-571-5717
NSN 5990-01-146-1779
NSN 4140-01-088-5961