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 5920-01-417-6276
NSN 6620-00-290-6505
NSN 6685-00-317-4319
NSN 2925-00-580-4931
NSN 6650-01-425-2572
NSN 6320-01-312-3620
NSN 2925-00-707-6770
NSN 6110-01-111-2614
NSN 4140-01-304-4789
NSN 2925-01-244-3016
NSN 5910-01-204-8324
NSN 5905-01-526-0626