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 5910-00-191-9998
NSN 7035-01-048-7122
NSN 5990-01-272-4091
NSN 6135-01-255-9129
NSN 5915-01-063-7561
NSN 5910-00-916-3832
NSN 5985-01-347-2156
NSN 6110-01-653-9614
NSN 5965-00-172-5103
NSN 6130-01-209-4041
NSN 6130-00-276-0658
NSN 6320-00-369-7796