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 5905-01-514-8166
NSN 6610-01-546-6885
NSN 5895-00-076-2200
NSN 2925-01-197-7864
NSN 7035-01-519-5366
NSN 5905-01-439-0771
NSN 5996-00-202-6576
NSN 6650-01-211-5628
NSN 5998-00-203-1232
NSN 5945-01-014-5883
NSN 5999-01-540-6235
NSN 5999-01-422-0240