Product Details | DIAL INDICATING DIFFERENTIAL GAGE

6685-00-003-3370 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.

Part Alternates: 6685-00-003-3370, 00-003-3370, 6685000033370, 000033370

Instruments and Laboratory Equipment | Pressure, Temperature, and Humidity Measuring and Controlling Instruments

Supply Group (FSG) NSN Assign. NIIN
66 00-003-3370

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Technical Data | NSN 6685-00-003-3370

Characteristic Specifications
ACTUATION TYPE DOUBLE BELLOWS
ACTUATING ELEMENT MATERIAL BERYLLIUM COPPER
SCALE TYPE SINGLE
SCALE NAME DIFFERENTIAL PRESSURE
SCALE RANGE 0.0 TO 5.9 POUNDS PRESSURE PER SQUARE INCH AND 0.0 TO 4.1 POUNDS PRESSURE PER SQUARE INCH
SCALE ACCURACY 1 PCT ACCURACY RATING ENTIRE RANGE
GRADUATION UNIT ANY ACCEPTABLE
SCALE SMALLEST INCREMENT ANY ACCEPTABLE
SCALE INSCRIPTION/BACKGROUND COLOR BLACK FIGURES ON WHITE BACKGROUND
DIAL SIZE 3-1/2 IN. DIA
POINTER TYPE INDICATING
ADJUSTABILITY ADJUSTABLE
POINTER COLOR RED
CASE MATERIAL ALUMINUM
CASE SURFACE TREATMENT ENAMEL
OVERALL DIAMETER 4.406 INCHES NOMINAL
OVERALL DEPTH 2.812 INCHES NOMINAL
BEZEL TYPE SLIPS-ON
MATERIAL ALUMINUM
SURFACE TREATMENT ENAMEL
PROTECTIVE CRYSTAL MATERIAL GLASS
CONNECTION QUANTITY 4
CONNECTION TYPE INTERNAL
CONNECTION LOCATION LOWER AND UPPER
CONNECTION SIZE 0.438 IN. NPT DIA
MOUNTING METHOD BRACKET
MOUNTING HOLE QUANTITY 4
MOUNTING HOLE DIAMETER 0.281 INCHES NOMINAL
CONNECTOR TYPE VENT NOT PROVIDED
SPECIAL FEATURES DUAL TYPE SWITCH INCLUDED,COPPER-NICKEL PRESSURE UNIT HOUSING
MANUFACTURERS CODE 05991
DESIGN CONTROL REFERENCE 10BCX590X41K2BBAXX01

Restrictions/Controls & Freight Information | NSN 6685-00-003-3370

Category Code Description
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Category Code Description
No Freight Information