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 5996-00-355-2563
NSN 5985-01-155-5612
NSN 6645-01-525-7493
NSN 5950-00-892-9947
NSN 6240-00-849-5026
NSN 5999-01-248-9196
NSN 5996-01-444-1488
NSN 6130-01-566-8491
NSN 5985-01-609-7055
NSN 6685-01-429-6673
NSN 5925-01-168-7812
NSN 5945-00-853-9070