A noise control/filtering device of various sizes, shapes, designs, materials (metallic/non-metallic) and varied mounting configurations used to diffuse air blasts, lowers air velocity, reduce noise, filtration of airborne moisture and/or dust contamination, pressure equalization, speed control for air operated devices. For vehicular application see muffler, (as modified).
Classification: Machinery parts not containing electrical features, and not specified or included elsewhere in chapter 84, except ships' propellers
NSN 5935-00-194-3081
NSN 5935-01-544-4628
NSN 5915-01-084-8599
NSN 5996-00-752-4317
NSN 5905-00-192-7481
NSN 5975-01-447-6439
NSN 5990-00-007-8166
NSN 5945-00-258-5061
NSN 6650-01-205-7626
NSN 6105-01-112-0490
NSN 2925-01-370-6898
NSN 5910-01-633-9963