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 6150-01-551-6882
NSN 6620-01-468-6017
NSN 5920-01-020-7659
NSN 5985-00-059-1167
NSN 2925-01-501-1104
NSN 5999-01-093-7619
NSN 6620-00-955-6122
NSN 6620-01-068-4498
NSN 5915-00-069-3876
NSN 5835-01-205-3089
NSN 5920-00-620-4780
NSN 5905-01-465-0235