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 6685-00-714-3585
NSN 6620-01-258-6209
NSN 5985-00-170-8536
NSN 6105-01-224-7258
NSN 5965-01-607-0318
NSN 5999-01-190-8043
NSN 5920-00-969-0462
NSN 5920-00-554-0437
NSN 5996-00-075-3027
NSN 6145-01-343-9854
NSN 5920-01-541-7710
NSN 6650-01-487-6274