Product Details | DIAL INDICATING ABSOLUTE PRESSURE GAGE

6685-00-144-0979 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.20342400027Safety and Rescue Equipment66200018Engine Instruments66850073Pressure, Temperature, and Humidity Measuring and Controlling Instruments

Part Alternates: 251009KB02B040INHGXTSSSABDAAN, 25-1009KB02B0-40INHGXTSSSABDAAN, 71010401001, 6685-00-144-0979, 00-144-0979, 6685001440979, 001440979

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

Supply Group (FSG) NSN Assign. NIIN
66 19 JAN 1973 00-144-0979

Cross Reference | NSN 6685-00-144-0979

Part Number Cage Code Manufacturer
25-1009KB02B0-40INHGXTSSSABDAAN 38056 ASHCROFT INC.
71010401001 89944 KOLLSMAN, INC.

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Technical Data | NSN 6685-00-144-0979

Characteristic Specifications
ACTUATION TYPE SINGLE BOURDON TUBE
ACTUATING ELEMENT MATERIAL BRONZE
SCALE TYPE SINGLE
SCALE NAME ABSOLUTE PRESSURE
SCALE RANGE 0.000 TO 40.000 INCHES OF MERCURY ABSOLUTE PRESSURE
SCALE ACCURACY PORM 1 PCT ENTIRE RANGE
GRADUATION UNIT 5.0 INCHES OF MERCURY
SCALE SMALLEST INCREMENT 1.0 INCHES OF MERCURY
SCALE INSCRIPTION/BACKGROUND COLOR BLACK FIGURES ON DULL SILVER BACKGROUND
DIAL SIZE 2-1/2 IN. NOM DIA
SCALE MARKING INCHES OF MERCURY ABSOLUTEPRESSURE
POINTER TYPE INDICATING
ADJUSTABILITY ADJUSTABLE
POINTER COLOR BLACK
CASE MATERIAL STEEL, CORROSION RESISTING
CASE SURFACE TREATMENT POLISHED
OVERALL DIAMETER 3.688 INCHES NOMINAL
OVERALL DEPTH 2.062 INCHES NOMINAL
BEZEL TYPE BAYONET
MATERIAL STEEL, CORROSION RESISTING
SURFACE TREATMENT POLISHED
PROTECTIVE CRYSTAL MATERIAL GLASS
CONNECTION QUANTITY 1
CONNECTION TYPE EXTERNAL
CONNECTION LOCATION BACK, CENTER
CONNECTION SIZE 1/4IN. NPT
MOUNTING METHOD FLUSH PANEL
BOLT CIRCLE DIAMETER 3.312 INCHES NOMINAL
MOUNTING HOLE QUANTITY 3
MOUNTING HOLE DIAMETER 0.218 INCHES NOMINAL
CONNECTOR TYPE VENT NOT PROVIDED
III END ITEM IDENTIFICATION CPU 46 AGE; 4920-00-230-6872 TEST SET; T.O. 33D7-3-140-1

Restrictions/Controls & Freight Information | NSN 6685-00-144-0979

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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
NMF Description 121570 GAGES AIR LIQUID LEVEL PRESSURE
Less than car load rating
Less than truck load rating J 100.2
Water commodity Code 657 unknown
Originating Activity Code SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
Air Special Handling Z No special handling required.
Special Handling Code Z unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable