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 5935-00-051-4343
NSN 4140-01-391-1974
NSN 6110-00-508-5892
NSN 5945-01-039-1454
NSN 5965-00-439-6287
NSN 5915-01-583-9732
NSN 5998-00-946-4244
NSN 5925-00-726-8085
NSN 5895-00-813-6249
NSN 5835-01-357-9235
NSN 5910-00-267-9509
NSN 5998-01-617-0239