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 5935-01-549-9220
NSN 5915-01-421-9413
NSN 7035-01-628-2111
NSN 5905-01-608-4772
NSN 5935-00-165-1922
NSN 2925-00-149-0760
NSN 6105-01-593-6472
NSN 6645-01-062-0905
NSN 5950-01-435-6354
NSN 6135-01-461-2915
NSN 6105-01-048-6370
NSN 6145-01-090-4910