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 5915-00-936-7572
NSN 5950-00-618-8245
NSN 5930-00-403-4674
NSN 2925-00-231-8041
NSN 2925-01-463-8856
NSN 5930-01-560-6271
NSN 5835-01-482-1591
NSN 5996-00-476-4442
NSN 5999-00-525-3995
NSN 5910-01-249-3081
NSN 5895-00-134-5397
NSN 6320-01-592-6248