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 5998-01-422-0399
NSN 5835-01-328-6626
NSN 5855-01-035-2866
NSN 6645-00-433-3075
NSN 5910-01-573-2828
NSN 5998-00-853-7566
NSN 6145-00-256-3984
NSN 5975-01-481-5985
NSN 5996-00-200-5610
NSN 6685-01-055-0823
NSN 5945-01-285-3642
NSN 5985-01-305-7305