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 6620-01-285-4685
NSN 5915-01-519-6675
NSN 6150-01-576-9803
NSN 5985-01-512-2298
NSN 6240-01-386-5952
NSN 5985-00-466-3574
NSN 4140-01-397-6138
NSN 5935-01-099-1072
NSN 6150-00-204-6258
NSN 5930-00-772-3690
NSN 6240-01-160-7934
NSN 5905-00-481-7406