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 5999-01-480-6931
NSN 5975-01-603-0263
NSN 5960-01-105-5131
NSN 5975-01-576-6507
NSN 5910-00-960-8659
NSN 6645-00-869-0850
NSN 7035-01-187-6002
NSN 6220-01-126-4839
NSN 6130-01-457-6897
NSN 5999-00-190-6955
NSN 5905-01-115-8814
NSN 6610-01-556-2353