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 6650-01-334-6856
NSN 6685-01-061-8668
NSN 5935-00-274-3100
NSN 6130-01-191-6787
NSN 5945-01-576-8492
NSN 5985-00-834-4793
NSN 5998-01-314-3562
NSN 5925-01-370-4417
NSN 2925-01-068-3844
NSN 5945-01-558-8487
NSN 6135-01-658-7467
NSN 6105-01-032-2856