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 5965-00-827-9680
NSN 6620-00-273-8735
NSN 6135-01-564-8390
NSN 5985-01-099-4755
NSN 5855-01-479-8598
NSN 5998-00-678-0782
NSN 6685-00-204-6037
NSN 6685-01-544-0893
NSN 5855-01-096-9294
NSN 6150-01-536-3837
NSN 5965-01-189-2421
NSN 6650-00-185-8344