Product Details | DIAL INDICATING COMPOUND PRESSURE-VACUUM GAGE

6685-00-899-0791 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indicating pointer which rotates either clockwise or counterclockwise according to whether pressure is applied or withdrawn.

Part Alternates: 047105, 2 1-2 3DP1-4BM30IN30, 2123DP14BM30IN30, 3DP, 471050, 47105-0, 6685-00-899-0791, 00-899-0791, 6685008990791, 008990791

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

Supply Group (FSG) NSN Assign. NIIN
66 01 JAN 1962 00-899-0791

Cross Reference | NSN 6685-00-899-0791

Part Number Cage Code Manufacturer
047105 61349 AMETEK, INC. DIV AEROSPACE & DEFENSE
2 1-2 3DP1-4BM30IN30 01170 BELLOFRAM CORPORATION DBA MARSH-BELLOFRAM
2 1-2 3DP1-4BM30IN30 38508 DESCO CORP MARSH BELLOFRAM DIV
3DP 38508 DESCO CORP MARSH BELLOFRAM DIV
47105-0 61349 AMETEK, INC. DIV AEROSPACE & DEFENSE

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Technical Data | NSN 6685-00-899-0791

Characteristic Specifications
ACTUATION TYPE SINGLE BOURDON TUBE
ACTUATING ELEMENT MATERIAL COPPER
SCALE TYPE MULTIPLE
SCALE NAME PRESSURE AND PRESSURE-VACUUM
SCALE RANGE 0.0 TO 30.0 INCHES AND 0.0 TO 30.0 POUNDS PRESSURE PER SQUARE INCH
SCALE ACCURACY 2 PCT ENTIRE RANGE
GRADUATION UNIT 10.0 INCHES AND 5.0 POUNDS PER SQUARE INCH
SCALE SMALLEST INCREMENT 1.0 INCHES AND 1.0 POUNDS PER SQUARE INCH
SCALE INSCRIPTION/BACKGROUND COLOR BLACK FIGURES ON WHITE BACKGROUND
DIAL SIZE 2-1/2 IN. DIA
POINTER TYPE INDICATING
ADJUSTABILITY ADJUSTABLE
POINTER COLOR BLACK
SCALE NAME FOR WHICH POINTER IS DESIGNED PRESSURE-VACUUM
CASE MATERIAL STEEL
CASE SURFACE TREATMENT ENAMEL, BLACK
OVERALL DIAMETER 2.719 INCHES NOMINAL
OVERALL DEPTH 1.093 INCHES NOMINAL
BEZEL TYPE SLIPS-ON
MATERIAL STEEL
SURFACE TREATMENT ENAMEL, BLACK
PROTECTIVE CRYSTAL MATERIAL PLASTIC
CONNECTION QUANTITY 1
CONNECTION TYPE EXTERNAL
CONNECTION LOCATION LOWER
CONNECTION SIZE 0.250 IN. NPT DIA
MOUNTING METHOD RIGID STEM
CONNECTOR TYPE VENT NOT PROVIDED
III FSC APPLICATION DATA GAGE,COMPOUND PRESSURE-VACUUM,DIAL INDICATING,EXCEPT ENGINE
MANUFACTURERS CODE 38508
DESIGN CONTROL REFERENCE 2 1-2 3DP1-4BM30IN30

Restrictions/Controls & Freight Information | NSN 6685-00-899-0791

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