NSN 6625-00-643-2788

Part Details | AUDIO LEVEL METER

6625-00-643-2788 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: 560537, 560537, 560537, 560537, 6625-00-643-2788, 00-643-2788, 6625006432788, 006432788

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 01, 196300-643-278816456 ( METER, AUDIO LEVEL )
REFERENCE DRAWINGS & PICTURES

THREE HOLE/STUD BOLT CIRCLE

ROUND FLUSH MTG

Cross Reference | NSN 6625-00-643-2788
Part Number Cage Code Manufacturer
56053777068ALLIED-SIGNAL INCDBA ALLIED-SIGNAL AEROSPACE CO
56053706840BENDIX CORP THE
56053759364HONEYWELL INTERNATIONAL INC.DBA HONEYWELL
56053703950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
Technical Data | NSN 6625-00-643-2788
Characteristic Specifications
INSTALLATION DESIGN PANEL
INDICATOR TYPE DIAL W/POINTER
CIRCUIT ATTACHMENT METHOD AND QUANTITY2 THREADED STUD
SENSITIVITY RATING100.0 MILLIAMPERES
CIRCUIT CURRENT FOR WHICH DESIGNED DC
STYLE DESIGNATOR ROUND FLUSH MTG
METER BODY DIAMETER BEHIND MOUNTING FLANGE2.800 INCHES MAXIMUM
METER DEPTH BEHIND MOUNTING FLANGE1.062 INCHES MAXIMUM
OVERALL DIAMETER3.500 INCHES NOMINAL
OVERALL LENGTH2.375 INCHES NOMINAL
MOUNTING FACILITY TYPE AND QUANTITY3 UNTHREADED HOLE
MOUNTING HOLE DIAMETER0.159 INCHES NOMINAL
MOUNTING ARRANGEMENT STYLE THREE HOLE/STUD BOLT CIRCLE
MOUNTING BOLT CIRCLE DIAMETER3.160 INCHES NOMINAL
MATERIAL PLASTIC
NUCLEAR HARDNESS CRITICAL FEATURE
FURNISHED ITEMS AND QUANTITYTERM. HDW 2
SPECIAL MARKINGSINFINITY AT 20DB END OF SCALE
FEATURES PROVIDED ZERO ADJUSTER
SPECIAL FEATURESRUGGEDIZED
FSC APPLICATION DATATEST SET,ELECT. EQUIP.