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 5915-00-629-4294
NSN 6220-00-707-5044
NSN 5835-01-264-8782
NSN 6685-00-960-7667
NSN 5965-01-399-8454
NSN 6650-01-354-3363
NSN 6240-00-038-7540
NSN 5920-01-085-3505
NSN 6320-01-512-2031
NSN 5930-01-366-7349
NSN 5998-01-360-5898
NSN 5895-01-491-6498