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 5945-01-460-9840
NSN 5990-01-285-4633
NSN 5998-01-406-3424
NSN 5999-01-254-6691
NSN 7035-01-432-7705
NSN 5985-01-489-1253
NSN 5915-01-256-2584
NSN 6650-01-170-1287
NSN 6685-01-467-3035
NSN 6135-00-027-3914
NSN 6135-00-228-8140
NSN 7035-01-098-5474