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 5895-00-329-9590
NSN 6130-01-208-4655
NSN 5965-01-629-0975
NSN 5990-00-850-0609
NSN 5835-01-312-4446
NSN 5990-00-964-9672
NSN 5930-00-792-7425
NSN 5835-01-055-0447
NSN 5965-01-042-2001
NSN 6130-01-449-7930
NSN 5835-00-632-8621
NSN 5835-00-289-9080