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 7035-01-200-4751
NSN 5910-01-172-1001
NSN 5905-00-078-8814
NSN 5950-01-460-3207
NSN 5975-01-386-3061
NSN 6685-01-319-2671
NSN 6145-01-323-6509
NSN 5855-01-047-9267
NSN 5975-01-558-8888
NSN 6320-01-434-3049
NSN 6135-00-078-9931
NSN 5910-01-463-2126