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Norgren Quietaire Sintered Bronze Muffler MS004A, 1/2 in. MNPT

SKU: MS004A Rate this product


Availability: Contact us for availability

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Part No. NPT Model

Port Size NPT Flow Factor Cv


MS000A* 10-32 - 5-1/6 0.70 (18)
MS001A 1/8 0.7 7/16 1.13 (29)
MS002A 1/4 1.4 9/16 1.38 (35)
MS003A 3/8 1.9 11/16 1.50 (38)
MS004A 1/2 3.8 7/8 1.88 (48)
MS006A 3/4 6.5 1-1/16 2.25 (57)
MS008A 1 10.5 1-5/16 2.88 (73)
MS010A 1-1/4 11.8 1-11/16 3.25 (83)
MS012A 1-1/2 18.3 2 3.69 (94)

*Furnished with gasket

BSPT and BSPP Threads are optional. For those corresponding part numbers please refer to the Manufactures Technical Specifications located in the "Documents Tab" above on this web page.  Please contact Amron International to inquire about these items and to receive a quote.


Sintered Type Bronze Mufflers include cleanable 40-micron diffuser elements, compact design, and corrosion resistant construction. They reduce the noise levels of pneumatic equipment, screw directly into the exhaust port and prevent the ingress of dirt.


Additional Information

Brand Norgren
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