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 5975-01-593-6208
NSN 5925-01-491-2982
NSN 5975-00-318-4623
NSN 5930-01-324-7835
NSN 6645-01-084-9074
NSN 5996-00-598-4839
NSN 6610-01-361-9988
NSN 5905-01-152-2580
NSN 6645-01-577-5891
NSN 5835-00-180-7555
NSN 5945-00-229-4546
NSN 6610-00-677-5976