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 6650-01-275-0207
NSN 6145-00-663-6133
NSN 5920-01-335-6347
NSN 5975-00-308-2200
NSN 6220-01-445-5544
NSN 6145-00-608-1166
NSN 5990-00-902-7764
NSN 5950-00-248-5674
NSN 5835-00-341-5441
NSN 5996-00-725-2701
NSN 6105-01-617-9713
NSN 4140-00-547-8918