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 5998-00-864-1313
NSN 5945-01-057-9248
NSN 5935-01-634-0668
NSN 5990-01-446-5546
NSN 2925-01-125-4800
NSN 5960-00-138-2799
NSN 5915-00-136-1020
NSN 6610-00-237-9459
NSN 5996-00-936-6928
NSN 5925-00-619-3652
NSN 5910-00-407-6363
NSN 5925-00-250-8143