Product Details | DIAL INDICATING PRESSURE GAGE

6685-00-840-4372 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: 1079TAS, 6685-00-840-4372, 00-840-4372, 6685008404372, 008404372

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

Supply Group (FSG) NSN Assign. NIIN
66 21 DEC 1966 00-840-4372

Cross Reference | NSN 6685-00-840-4372

Part Number Cage Code Manufacturer
1079TAS 38056 ASHCROFT INC.

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Technical Data | NSN 6685-00-840-4372

Characteristic Specifications
ACTUATION TYPE SINGLE BOURDON TUBE
ACTUATING ELEMENT MATERIAL STEEL, CORROSION RESISTING
SCALE TYPE SINGLE
SCALE NAME PRESSURE
SCALE RANGE 0.000 TO 3000.000 POUNDS PRESSURE PER SQUARE INCH
SCALE ACCURACY 1/2 OF 1 PCT ENTIRE SCALE
GRADUATION UNIT 500.0 POUNDS
SCALE SMALLEST INCREMENT 25.0 POUNDS
SCALE INSCRIPTION/BACKGROUND COLOR BLACK MARKINGS ON WHITE BACKGROUND
DIAL SIZE 4-1/2 IN. DIA
POINTER TYPE INDICATING
ADJUSTABILITY NONADJUSTABLE
POINTER COLOR BLACK
CASE MATERIAL IRON, CAST
CASE SURFACE TREATMENT ENAMEL
OVERALL DIAMETER 5.813 INCHES NOMINAL
OVERALL DEPTH 2.188 INCHES NOMINAL
BEZEL TYPE THREAD
MATERIAL ALUMINUM
PROTECTIVE CRYSTAL MATERIAL GLASS
CONNECTION QUANTITY 1
CONNECTION TYPE EXTERNAL
CONNECTION LOCATION LOWER
CONNECTION SIZE 1/2 IN. NPT
MOUNTING METHOD SURFACE WALL
BOLT CIRCLE DIAMETER 5.375 INCHES NOMINAL
MOUNTING HOLE QUANTITY 3
MOUNTING HOLE DIAMETER 0.196 INCHES NOMINAL
CONNECTOR TYPE VENT NOT PROVIDED
SPECIAL FEATURES SOLID FRONT,REMOVABLE BACK PLATE FOR EXTRA SAFETY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS AS DIFFERENTIATED BY SCALE DATA,DIAL DATA,POINTER DATA,CASE DATA,CONNECTION DATA,MTG DATA
III USAGE DESIGN FOR USE W/CHEMICALS OR GASES INJURIOUS TO OTHER METALS THAN CRES,THIS GAGE IS BEST ADAPTED FOR HYDRAULIC PRESS-SERVICE USING PRESSURES ABOVE 1000 PSI
MANUFACTURERS CODE 38056
DESIGN CONTROL REFERENCE 1079TAS

Restrictions/Controls & Freight Information | NSN 6685-00-840-4372

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