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 5855-00-089-3974
NSN 6110-01-411-6660
NSN 6620-01-577-6285
NSN 5925-01-123-9866
NSN 5855-01-364-9810
NSN 5965-00-015-7408
NSN 5935-01-052-9436
NSN 5998-01-515-3136
NSN 5835-01-198-6814
NSN 5998-00-451-1440
NSN 5915-01-163-8350
NSN 6645-01-452-3354