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 5998-00-473-2035
NSN 5950-01-606-7158
NSN 6105-01-052-4040
NSN 6220-01-162-3293
NSN 5990-00-199-0081
NSN 7035-00-251-8201
NSN 7035-00-763-6180
NSN 5855-01-634-0259
NSN 4140-01-650-8164
NSN 5835-01-628-1748
NSN 6645-00-269-8440
NSN 5965-00-543-1837