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 5965-01-067-9280
NSN 6220-00-492-8136
NSN 6240-01-169-1686
NSN 6130-01-426-8841
NSN 5925-01-383-6992
NSN 5975-01-047-8591
NSN 5965-00-510-4301
NSN 6135-01-398-5922
NSN 6650-01-528-8701
NSN 6220-01-529-6728
NSN 6645-01-535-0719
NSN 5999-01-021-3430