NSN 6685-00-388-8821

Part Details | DIAL INDICATING PRESSURE GAGE

6685-00-388-8821 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.

Alternate Parts: 675B, 6685-00-388-8821, 00-388-8821, 6685003888821, 003888821

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66MAR 25, 197400-388-882107428 ( GAGE, PRESSURE, DIAL INDICATING )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6685-00-388-8821
Part Number Cage Code Manufacturer
675B73475SCHNEIDER ELECTRIC SYSTEMS USA, INC.
Technical Data | NSN 6685-00-388-8821
Characteristic Specifications
ACTUATION TYPE BOURDON TUBE
ACTUATING ELEMENT MATERIAL BRONZE
SCALE TYPE CONCENTRIC ARC DIAL
SCALE NAME HYDRAULIC PRESSURE
SCALE RANGE+0.000 TO +5000.000 POUNDS PER SQUARE INCH
SCALE ACCURACY1/2 OF 1 PCT OF FULL RANGE
GRADUATION UNIT30.000 INCHES OF MERCURY AND 15.000 POUNDS PER SQUARE INCH
SCALE SMALLEST INCREMENT0.500 INCHES OF MERCURY AND 0.200 POUNDS PER SQUARE INCH
DIAL SIZE4-1/2 IN. DIA
CASE MATERIAL PLASTIC, PHENOLIC
CONNECTION QUANTITY1
CONNECTION TYPE EXTERNAL
CONNECTION LOCATIONB ANY ACCEPTABLE
CONNECTION SIZE0.500 IN. DIA,0.500 IN. LG
MOUNTING METHOD THREADED MALE CONNECTION
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY SCALE RANGE