NSN 6685-01-425-2603

Part Details | DIAL INDICATING DIFFERENTIAL GAGE

6685-01-425-2603 An instrument designed to measure air, gas, fluid, and vapor differential by means of a pressure sensitive element(s) which transmits energy, by direct linkage, to the indicating pointer of a scale calibrated to units of pressure. The scale may indicate in units of pressure, quantity, or flow.

Alternate Parts: G11873, G11873, X9167485, X9167485, 6685-01-425-2603, 01-425-2603, 6685014252603, 014252603

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66FEB 15, 199601-425-260362209 ( GAGE, DIFFERENTIAL, DIAL INDICATING )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6685-01-425-2603
Part Number Cage Code Manufacturer
G1187301170BELLOFRAM CORPORATIONDBA MARSH-BELLOFRAM
G1187372100LIFTEC INCDIV LIFTEC, INC.
X916748598750SAN ANTONIO AIR LOGISTICS CENTER
X916748598752WARNER ROBINS AIR LOGISTICS CENTER
Technical Data | NSN 6685-01-425-2603
Characteristic Specifications
ACTUATION TYPE PRESSURE SENSING ELEMENT
ACTUATING ELEMENT MATERIAL ANY ACCEPTABLE
SCALE TYPE CONCENTRIC ARC DIAL
SCALE NAME INCHES OF WATER AND KILOPASCALS
SCALE RANGE+0.0 TO +15.0 INCHES OF WATER AND -35.0 TO +0.0 HECTOPASCAL
GRADUATION UNIT3.0 INCHES AND 5.0 HECTOPASCAL
POINTER COLOR BLACK
CONNECTOR TYPE VENT NOT PROVIDED
SCALE SMALLEST INCREMENT0.2 INCHES AND 0.5 HECTOPASCAL
SCALE INSCRIPTION/BACKGROUND COLORWHITE FACE W/BLACK INSCRIPTION.
SCALE MARKINGINCHES OF WATER VACUM.
POINTER TYPE REFERENCE
OVERALL DIAMETER2.940 INCHES NOMINAL
OVERALL DEPTH2.120 INCHES NOMINAL
CONNECTION QUANTITY1
CONNECTION TYPE EXTERNAL
CONNECTION LOCATION BACK, CENTER
CONNECTION SIZE1/4 IN. NPT.
MOUNTING METHOD BRACKET
SPECIAL FEATURESREMOVABLE WINDOW FROM FRONT OF PANEL FOR CALIBRATION.
END ITEM IDENTIFICATIONB-1B AIRCRAFT.
USAGE DESIGNDIFFERENTIAL PRESSURE GAUGE.