Product Details | DIAL INDICATING COMPOUND PRESSURE-VACUUM GAGE

6685-00-815-1574 An instrument designed to measure and indicate pressure and vacuum, on one dial having a divided scale, a single indicating pointer which rotates either clockwise or counterclockwise according to whether pressure is applied or withdrawn.

Part Alternates: 3FMS, 6685-00-815-1574, 00-815-1574, 6685008151574, 008151574

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

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1962 00-815-1574

Cross Reference | NSN 6685-00-815-1574

Part Number Cage Code Manufacturer
3FMS 01170 BELLOFRAM CORPORATION DBA MARSH-BELLOFRAM
3FMS 38508 DESCO CORP MARSH BELLOFRAM DIV

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Technical Data | NSN 6685-00-815-1574

Characteristic Specifications
ACTUATION TYPE SINGLE BOURDON TUBE
ACTUATING ELEMENT MATERIAL COPPER
SCALE TYPE MULTIPLE
SCALE NAME PRESSURE AND PRESSURE-VACUUM
SCALE RANGE 0.000 TO 150.000 POUNDS PRESSURE PER SQUARE INCH AND 0.000 TO 30.000 INCHES OF MERCURY
SCALE ACCURACY 2 PCT ENTIRE RANGE
GRADUATION UNIT 15.000 POUNDS AND 15.000 INCHES
SCALE SMALLEST INCREMENT 3.000 POUNDS AND 3.000 INCHES
SCALE INSCRIPTION/BACKGROUND COLOR BLACK FIGURES ON WHITE BACKGROUND,RED SECTOR FROM 20 TO 30 IN.; BLACK FIGURES ON WHITE BACKGROUND,RED SECTOR FROM 130 TO 150 LB
DIAL SIZE 4-1/2 IN. DIA
POINTER TYPE INDICATING
ADJUSTABILITY NONADJUSTABLE
POINTER COLOR BLACK
SCALE NAME FOR WHICH POINTER IS DESIGNED PRESSURE-VACUUM
CASE MATERIAL STEEL
CASE SURFACE TREATMENT ENAMEL
OVERALL DIAMETER 6.187 INCHES NOMINAL
OVERALL DEPTH 1.765 INCHES NOMINAL
BEZEL TYPE SNAP-ON
MATERIAL STEEL
SURFACE TREATMENT PAINT, BLACK
PROTECTIVE CRYSTAL MATERIAL GLASS
CONNECTION QUANTITY 1
CONNECTION TYPE EXTERNAL
CONNECTION LOCATION BACK
CONNECTION SIZE 1/4 IN. NPT
MOUNTING METHOD FLUSH PANEL
BOLT CIRCLE DIAMETER 5.687 INCHES NOMINAL
MOUNTING HOLE QUANTITY 3
MOUNTING HOLE DIAMETER 0.218 INCHES NOMINAL
CONNECTOR TYPE VENT NOT PROVIDED

Restrictions/Controls & Freight Information | NSN 6685-00-815-1574

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
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information