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 5905-01-652-9679
NSN 2925-00-081-6835
NSN 5895-00-920-5428
NSN 5930-01-060-2377
NSN 6110-01-152-2840
NSN 6135-01-119-0720
NSN 5935-00-912-9866
NSN 6150-00-789-3738
NSN 5990-01-094-7740
NSN 6620-00-366-1365
NSN 6135-01-296-1860
NSN 6130-00-696-8309