NSN 6625-00-643-3940

Part Details | AUDIO LEVEL METER

6625-00-643-3940 An instrument which measures the ratio of electrical power with reference to a predetermined value and is calibrated in units of sound intensity, usually decibels. The value may be expressed by means of a pointer and calibrated dial or a digital readout display. If other than audio frequency ranges, see METER, NOISE LEVEL.

Alternate Parts: 525, 525, L60172, 6625-00-643-3940, 00-643-3940, 6625006433940, 006433940

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 01, 196300-643-394016456 ( METER, AUDIO LEVEL )
REFERENCE DRAWINGS & PICTURES

FOUR HOLE/STUD RECTANGULAR/SQUARE

RECTANGULAR FLUSH MTG

Cross Reference | NSN 6625-00-643-3940
Part Number Cage Code Manufacturer
52563300AMERICAN INSTRUMENT CORP
52582386JAIDINGER MFG. CO., INC.DBA JAICO PRODUCTS
L6017277748REMLER CO
Technical Data | NSN 6625-00-643-3940
Characteristic Specifications
INSTALLATION DESIGN PANEL
INDICATOR TYPE DIAL W/POINTER
CIRCUIT ATTACHMENT METHOD AND QUANTITY2 THREADED STUD
SCALE SELECTION METHOD TERMINAL
POWER SOURCE EXTERNAL
CIRCUIT CURRENT FOR WHICH DESIGNED AC
STYLE DESIGNATOR RECTANGULAR FLUSH MTG
METER BODY DIAMETER BEHIND MOUNTING FLANGE2.156 INCHES NOMINAL
METER DEPTH BEHIND MOUNTING FLANGE1.625 INCHES NOMINAL
OVERALL HEIGHT2.375 INCHES NOMINAL
OVERALL LENGTH2.775 INCHES NOMINAL
OVERALL WIDTH2.375 INCHES NOMINAL
MOUNTING FACILITY TYPE AND QUANTITY4 THREADED HOLE
MOUNTING HOLE DIAMETER0.112 INCHES NOMINAL
MOUNTING ARRANGEMENT STYLE FOUR HOLE/STUD RECTANGULAR/SQUARE
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH1.750 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH1.750 INCHES NOMINAL
MATERIAL PLASTIC
NUCLEAR HARDNESS CRITICAL FEATURE
SPECIAL MARKINGSBLACK FROM M20 TO 0 ON DIV SCALE; RED FROM @O TO P3 ON DIV SCALE
FEATURES PROVIDED ZERO ADJUSTER
FSC APPLICATION DATATEST SET,ELECT. EQUIP.