Cap held in place by wing-nut
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 6620-01-014-7192
NSN 5930-01-386-7503
NSN 5835-01-319-4636
NSN 5915-01-476-7124
NSN 5935-01-078-5157
NSN 6645-00-527-7258
NSN 5960-01-495-0859
NSN 5950-01-326-0055
NSN 6610-01-542-9484
NSN 2925-01-629-9416
NSN 6320-01-458-9567
NSN 5930-01-097-5910