Product Details | INDICATING VACUUM GAGE

6685-01-457-9777 An item designed to measure the vacuum by means of a pressure sensitive element. The vacuum is indicated mechanically or digitally.

Part Alternates: 451279SS02L30HG, 6685-01-457-9777, 01-457-9777, 6685014579777, 014579777

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

Supply Group (FSG) NSN Assign. NIIN
66 10 AUG 1998 01-457-9777

Cross Reference | NSN 6685-01-457-9777

Part Number Cage Code Manufacturer
451279SS02L30HG 38056 ASHCROFT INC.

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Technical Data | NSN 6685-01-457-9777

Characteristic Specifications
ACTUATION TYPE BOURDON TUBE
ACTUATING ELEMENT MATERIAL STEEL, AISI 316
SCALE TYPE DIAL
SCALE NAME INCHES OF MERCURY
SCALE RANGE 0.0 TO 30.0 INCHES OF MERCURY
SCALE ACCURACY +/- 0.5 PERCENT
GRADUATION UNIT 5.0 INCHES OF MERCURY
SCALE SMALLEST INCREMENT 0.2 INCHES OF MERCURY
SCALE INSCRIPTION/BACKGROUND COLOR BLACK FIGURES; WHITE BACKGROUND
DIAL SIZE 4-1/2 INCH
POINTER TYPE INDICATING
ADJUSTABILITY ADJUSTABLE
POINTER COLOR BLACK
SCALE NAME FOR WHICH POINTER IS DESIGNED INCHES OF MERCURY
CASE MATERIAL PHENOL
OVERALL DIAMETER 5.812 INCHES NOMINAL
OVERALL DEPTH 3.375 INCHES NOMINAL
BEZEL TYPE THREAD
MATERIAL PHENOL
SURFACE TREATMENT PAINT, BLACK
CONNECTION QUANTITY 1
CONNECTION TYPE EXTERNAL
CONNECTION LOCATION BOTTOM
CONNECTION SIZE 1/4 INCH NPT
MOUNTING METHOD SURFACE WALL
BOLT CIRCLE DIAMETER 5.375 INCHES NOMINAL
MOUNTING HOLE QUANTITY 3
MOUNTING HOLE DIAMETER 0.218 INCHES NOMINAL
CONNECTOR TYPE VENT NOT PROVIDED
III END ITEM IDENTIFICATION PACER DAWN

Restrictions/Controls & Freight Information | NSN 6685-01-457-9777

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.
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
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