An item designed to distribute steam and/or air inside a boiler, for the purpose of cleaning tubes and walls.
NSN 5990-01-147-5225
NSN 6220-00-565-7001
NSN 5965-01-291-0384
NSN 4140-00-054-5469
NSN 6135-01-306-6549
NSN 6105-01-390-6386
NSN 6320-01-111-8851
NSN 7035-00-406-0568
NSN 5998-01-330-5099
NSN 6645-00-991-8704
NSN 7035-01-463-3368
NSN 4140-01-420-9267