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 6240-01-100-4158
NSN 5996-01-603-0360
NSN 5835-01-041-6879
NSN 6685-01-122-6268
NSN 6150-01-652-1951
NSN 6110-01-347-4647
NSN 6620-01-643-5531
NSN 6105-00-333-8972
NSN 5930-01-532-6287
NSN 6240-00-583-3818
NSN 6110-01-378-7496
NSN 5910-01-427-3819