NSN 6685-00-272-5475

Part Details | DIAL INDICATING ABSOLUTE PRESSURE GAGE

6685-00-272-5475 An instrument designed to measure pressure, and indicate in terms of pressure above vacuum (zero pressure) by means of an internal pressure sensitive element (bellows, bourdon tube, transducer/transmitter and the like) without the necessity of correction or adjustment for barometric or atmospheric pressure. For items that do not have an internal pressure sensitive element see INDICATOR, PRESSURE.

Alternate Parts: 1QTM23130HPB800HGABS, 1QTM23130HPB800HGABS, 6685-00-272-5475, 00-272-5475, 6685002725475, 002725475

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JUL 30, 197300-272-547507420 ( GAGE, ABSOLUTE PRESSURE, DIAL INDICATING )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6685-00-272-5475
Part Number Cage Code Manufacturer
1QTM23130HPB800HGABS01170BELLOFRAM CORPORATIONDBA MARSH-BELLOFRAM
1QTM23130HPB800HGABS38508DESCO CORPMARSH BELLOFRAM DIV
Technical Data | NSN 6685-00-272-5475
Characteristic Specifications
ACTUATION TYPE BOURDON TUBE
ACTUATING ELEMENT MATERIAL NICKEL-CHROMIUM-IRON ALLOY
SCALE TYPE SINGLE
SCALE NAME MERCURY
SCALE RANGE+0.000 TO +800.000 INCHES OF MERCURY ABSOLUTE PRESSURE
SCALE ACCURACYPORM 0.1 PCT FULL RANGE
GRADUATION UNIT20.0 INCHES OF MERCURY
SCALE SMALLEST INCREMENT1.0 INCHES OF MERCURY
SCALE INSCRIPTION/BACKGROUND COLORBLACK FIGURES ON GREEN BACKGROUND
DIAL SIZE12.000 IN. DIA
POINTER TYPE INDICATING
ADJUSTABILITY ADJUSTABLE
POINTER COLOR BLACK
CASE MATERIAL ALUMINUM ALLOY
CASE SURFACE TREATMENT ENAMEL, BLACK
OVERALL DIAMETER13.688 INCHES NOMINAL
OVERALL DEPTH2.750 INCHES NOMINAL
BEZEL TYPECS ANY ACCEPTABLE
MATERIAL ALUMINUM
SURFACE TREATMENT ENAMEL
PROTECTIVE CRYSTAL MATERIAL GLASS
CONNECTION QUANTITY1
CONNECTION TYPE INTERNAL
CONNECTION LOCATION
CONNECTION SIZE0.250 IN. NPT
MOUNTING METHOD PANEL
BOLT CIRCLE DIAMETER12.750 INCHES NOMINAL
STUD QUANTITY3
STUD LOCATIONZ ANY ACCEPTABLE
SPECIAL FEATURESW/BLOWOUT BACK