Product Details | DIAL INDICATING PRESSURE GAGE

6685-01-018-6401 An instrument designed to measure air, gas, fluid, and vapor pressure by means of an internal pressure sensitive element (bellows, bourdon tube, transducer/transmitter and the like) which transmits energy, by direct linkage, to the indicating pointer of a scale or a digital display, calibrated in units of pressure. It may include a temperature equivalent scale. For items that do not have an internal pressure sensitive element see INDICATOR, PRESSURE.205138600004220000042400027Safety and Rescue Equipment66200018Engine Instruments66850073Pressure, Temperature, and Humidity Measuring and Controlling Instruments

Part Alternates: 767-B-4-1/2IN0-800PSI1/4INBACKC-, 767B412IN0800PSI14INBACKC, 6685-01-018-6401, 01-018-6401, 6685010186401, 010186401

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

Supply Group (FSG) NSN Assign. NIIN
66 29 MAR 1976 01-018-6401

Cross Reference | NSN 6685-01-018-6401

Part Number Cage Code Manufacturer
767-B-4-1/2IN0-800PSI1/4INBACKC- 73475 ROBERTSHAW CONTROLS COMPANY DBA ROBERTSHAW INDUSTRIAL PRODUCTS

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Technical Data | NSN 6685-01-018-6401

Characteristic Specifications
ACTUATION TYPE BOURDON TUBE
ACTUATING ELEMENT MATERIAL STEEL, STAINLESS
SCALE TYPE DIAL
SCALE NAME PRESSURE
SCALE RANGE 0.0 TO 800.0 POUNDS PER SQUARE INCH
SCALE ACCURACY WITHIN 1/2 OF 1 PCT. OF FULL RANGE ACCURACY
GRADUATION UNIT 100.000 POUNDS PER SQUARE INCH
SCALE SMALLEST INCREMENT 10.0 POUNDS PER SQUARE INCH
SCALE INSCRIPTION/BACKGROUND COLOR BLACK FIGURES ON WHITE BACKGROUND
DIAL SIZE 4-1/2 IN. DIA.
SCALE MARKING ROBERTSHAW ACRAGAGE
POINTER TYPE INDICATING
ADJUSTABILITY ADJUSTABLE
POINTER COLOR BLACK
CASE MATERIAL ALUMINUM ALLOY
OVERALL DIAMETER 5.96875 INCHES NOMINAL
OVERALL DEPTH 4.3125 INCHES NOMINAL
BEZEL TYPE HINGE
MATERIAL STEEL
PROTECTIVE CRYSTAL MATERIAL GLASS
CONNECTION QUANTITY 1
CONNECTION TYPE EXTERNAL
CONNECTION LOCATION BACK
CONNECTION SIZE 0.25 IN. NPT MALE
MOUNTING METHOD FLUSH FLANGE AND HOLE
BOLT CIRCLE DIAMETER 5.375 INCHES NOMINAL
MOUNTING HOLE QUANTITY 3
MOUNTING HOLE DIAMETER 0.21875 INCHES NOMINAL
CONNECTOR TYPE VENT NOT PROVIDED
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS AS DIFFERENTIATED BY EXTRA LONG REFERENCE NUMBER
EXTRA LONG REFERENCE NUMBER 767-B-4-1/2IN0-800PSI1/4INBACKCON NECTION
MANUFACTURERS CODE 73475
DESIGN CONTROL REFERENCE 767-B-4-1/2IN0-800PSI1/4INBACKC-

Restrictions/Controls & Freight Information | NSN 6685-01-018-6401

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