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 6650-00-688-8587
NSN 5910-01-241-2329
NSN 5960-01-567-1096
NSN 6240-00-843-0698
NSN 7035-00-225-6499
NSN 6150-01-425-3862
NSN 6610-01-608-0004
NSN 6685-01-241-0073
NSN 6130-00-104-8196
NSN 2925-01-267-1598
NSN 5910-00-401-5862
NSN 5910-00-554-1422