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 5975-01-160-0451
NSN 7035-00-371-7749
NSN 6620-01-133-4193
NSN 5996-01-407-3777
NSN 6135-01-222-0703
NSN 6130-01-046-5238
NSN 6610-00-608-9802
NSN 5910-01-600-0199
NSN 6650-01-006-6066
NSN 5855-01-422-8782
NSN 6145-00-468-3583
NSN 5999-01-634-0576