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 6320-01-343-5846
NSN 6620-00-967-3662
NSN 6685-01-323-5272
NSN 6110-00-906-2540
NSN 6105-01-147-6244
NSN 5905-01-390-5694
NSN 5855-00-991-0096
NSN 6220-01-606-2005
NSN 6105-01-359-3886
NSN 6110-00-548-3970
NSN 6685-00-737-3838
NSN 6645-01-399-0329