Product Details | DIAL INDICATING PRESSURE GAGE

6620-00-684-3425 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: 2550, 6620-00-684-3425, 00-684-3425, 6620006843425, 006843425

Instruments and Laboratory Equipment | Engine Instruments

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1961 00-684-3425

Drawings & Photos | NSN 6620-00-684-3425


Demand History | NSN 6620-00-684-3425

Part Number Request Date QTY Origin
2550 2012-03-69 4
2550 2011-11-315 15

Cross Reference | NSN 6620-00-684-3425

Part Number Cage Code Manufacturer
2550 09393 ROCHESTER GAUGES INC. OF TEXAS

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Technical Data | NSN 6620-00-684-3425

Characteristic Specifications
ACTUATION TYPE SINGLE BOURDON TUBE
ACTUATING ELEMENT MATERIAL BRONZE
SCALE TYPE SINGLE
SCALE NAME PRESSURE
SCALE RANGE 0.000 TO 75.000 POUNDS PRESSURE PER SQUARE INCH
SCALE ACCURACY 2 PCT MIDDLE HALF OF RANGE
GRADUATION UNIT 5.0 POUNDS
SCALE SMALLEST INCREMENT 5.0 POUNDS
SCALE INSCRIPTION/BACKGROUND COLOR WHITE FIGURES ON BLACK BACKGROUND
DIAL SIZE 2 IN.
SCALE MARKING OIL
POINTER TYPE INDICATING
ADJUSTABILITY NONADJUSTABLE
POINTER COLOR WHITE
CASE MATERIAL STEEL
CASE SURFACE TREATMENT POLISHED
OVERALL DIAMETER 2.250 INCHES NOMINAL
OVERALL DEPTH 0.875 INCHES NOMINAL
PROTECTIVE CRYSTAL MATERIAL GLASS
CONNECTION QUANTITY 1
CONNECTION TYPE EXTERNAL
CONNECTION LOCATION BACK
CONNECTION SIZE 1/8 IN. NPT
MOUNTING METHOD FLUSH PANEL AND STUD AND BRACKET
STUD QUANTITY 2
STUD LOCATION IN BACK
CONNECTOR TYPE VENT NOT PROVIDED
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS AS DIFFERENTIATED BY SCALE DATA
III FSC APPLICATION DATA ENGINES
MANUFACTURERS CODE 09393
DESIGN CONTROL REFERENCE 2550

Restrictions/Controls & Freight Information | NSN 6620-00-684-3425

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information