6620-01-151-3977 THERMOSTAT,FLOWCONTROL Index 2940-01-151-3979 AIR CLEANER,INTAKE

National Stock Number:
4330-01-151-3978

Federal Supply Class:
4330

National Item Identification Number:
011513978

Description:
PNEUMATIC MUFFLER,EXHAUST-INTAKE

Detail:
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).


Manufacturer Information:
011101099016ALLIED WITAN CO DBA ALWITCO
M1099016ALLIED WITAN CO DBA ALWITCO


Techincal Specification:
MATERIALALUMINUM AND
PLASTIC PHENOLIC
MUFFLER DESIGNSTRAIGHT THROUGH
BODY SHAPEROUND
OVERALL LENGTH7.250 INCHES NOMINAL
OVERALL DIAMETER3.875 INCHES NOMINAL
INLET CONNECTION QUANTITY1
INLET CONNECTION TYPETHREADED
INLET LOCATIONCENTRALLY LOCATED ON END CAP
INLET PROJECTION LENGTH0.750 INCHES NOMINAL
INLET THREAD SIZE1.000-11-1/2
INLET THREAD SERIES DESIGNATORNPT
INLET THREAD DIRECTIONRIGHT-HAND
INLET THREAD LOCATIONEXTERNAL


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