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 6150-00-251-5697
NSN 6645-01-531-8233
NSN 5935-00-891-8654
NSN 6150-00-794-8714
NSN 6240-01-133-5950
NSN 6130-00-855-0521
NSN 6135-00-334-4500
NSN 5965-01-100-3878
NSN 5965-01-480-9229
NSN 6135-01-631-8462
NSN 5998-01-436-1627
NSN 5998-01-098-9146