NSN 6685-01-046-6746

Part Details | DIAL INDICATING COMPOUND PRESSURE-VACUUM GAGE

6685-01-046-6746 An instrument designed to measure and indicate pressure and vacuum, on one dial having a divided scale, a single indicating pointer which rotates either clockwise or counterclockwise according to whether pressure is applied or withdrawn.

Alternate Parts: MILI18997, MIL-I-18997, 6685-01-046-6746, 01-046-6746, 6685010466746, 010466746

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66AUG 20, 197701-046-674607424 ( GAGE, COMPOUND PRESSURE-VACUUM, DIAL INDICATING )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6685-01-046-6746
Part Number Cage Code Manufacturer
MIL-I-1899781349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
Technical Data | NSN 6685-01-046-6746
Characteristic Specifications
ACTUATION TYPE BOURDON TUBE
ACTUATING ELEMENT MATERIAL NICKEL COPPER ALLOY
SCALE TYPE MULTIPLE
SCALE NAME PRESSURE AND VACUUM
SCALE RANGE+0.0 TO +300.0 POUNDS PRESSURE PER SQUARE INCH AND +0.0 TO +30.0 INCHES OF MERCURY
SCALE ACCURACYPORM 1 PCT OF SCALE RANGE
GRADUATION UNIT25.0 POUNDS PER SQUARE INCH AND 30.0 INCHES OF MERCURY
SCALE SMALLEST INCREMENT5.0 POUNDS PER SQUARE INCH AND 5.0 INCHES OF MERCURY
SCALE INSCRIPTION/BACKGROUND COLORWHITE BACKGROUND,BLACK GRADUATIONS AND MARKINGS
DIAL SIZE3-1/2 IN. DIA
SCALE MARKINGPRESSURE-VACUUM
POINTER TYPE INDICATING AND REFERENCE
ADJUSTABILITY NONADJUSTABLE
POINTER COLOR BLACK
CASE MATERIAL ALUMINUM
CASE SURFACE TREATMENT ANODIZED, MIL-C-5541 AND ENAMEL, GRAY
OVERALL DIAMETER4.750 INCHES NOMINAL
OVERALL DEPTH2.500 INCHES NOMINAL
PROTECTIVE CRYSTAL MATERIAL PLASTIC
CONNECTION QUANTITY1
CONNECTION TYPE EXTERNAL
CONNECTION LOCATIONZ ANY ACCEPTABLE
CONNECTION SIZE0.438-20 UNF
MOUNTING METHOD FLUSH PANEL
MOUNTING HOLE QUANTITY1
MOUNTING HOLE DIAMETER4.406 INCHES NOMINAL
CONNECTOR TYPE VENT NOT PROVIDED
SPECIAL FEATURES7/16-20 UNF 2A FLARELESS BITE-TYPE TUBE FITTING PER MIL-F-18866 FOR CONNECTION DATA