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 5905-00-636-9999
NSN 6645-00-216-6126
NSN 5950-01-600-5247
NSN 6240-01-365-3711
NSN 5950-01-384-8893
NSN 6110-00-711-0377
NSN 5950-01-059-6764
NSN 5950-00-200-1110
NSN 5930-00-988-9068
NSN 5835-01-030-8914
NSN 5960-01-546-2379
NSN 6110-01-420-2118