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 6110-01-121-4739
NSN 5950-01-485-3518
NSN 5960-00-325-8529
NSN 5855-00-014-5008
NSN 6650-01-508-3651
NSN 5925-01-175-8204
NSN 5925-00-223-9552
NSN 7035-00-275-5604
NSN 5935-00-866-8580
NSN 5998-00-104-9559
NSN 6645-01-081-6399
NSN 5999-01-538-9028