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 6685-01-576-9843
NSN 5925-01-398-5507
NSN 6645-00-033-8714
NSN 5996-00-821-8136
NSN 5945-00-736-4233
NSN 5895-01-123-6815
NSN 6135-00-871-3646
NSN 5935-00-494-3406
NSN 5998-00-106-0731
NSN 6650-01-472-0143
NSN 5975-00-636-4910
NSN 6240-00-158-2808