Product Details | DIAL INDICATING DIFFERENTIAL GAGE

6685-00-451-6289 An instrument designed to measure air, gas, fluid, and vapor differential by means of a pressure sensitive element(s) which transmits energy, by direct linkage, to the indicating pointer of a scale calibrated to units of pressure. The scale may indicate in units of pressure, quantity, or flow.

Part Alternates: 20BCXXX0250E1BBAXX01, 20BCXXX0250E1BBAXX02, 6685-00-451-6289, 00-451-6289, 6685004516289, 004516289

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

Supply Group (FSG) NSN Assign. NIIN
66 27 MAY 1971 00-451-6289

Demand History | NSN 6685-00-451-6289

Part Number Request Date QTY Origin
20BCXXX0250E1BBAXX02 2022-07-202 2 DIBBS
20BCXXX0250E1BBAXX02 2022-06-181 1 DIBBS
20BCXXX0250E1BBAXX02 2022-06-173 1 DIBBS

Cross Reference | NSN 6685-00-451-6289

Part Number Cage Code Manufacturer
20BCXXX0250E1BBAXX01 05991 CAMERON TECHNOLOGIES US, INC. DBA CAMERON'S MEASUREMENT SYSTEMS
20BCXXX0250E1BBAXX02 05991 CAMERON TECHNOLOGIES US, INC. DBA CAMERON'S MEASUREMENT SYSTEMS

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Technical Data | NSN 6685-00-451-6289

Characteristic Specifications
ACTUATION TYPE AUTOSYN
ACTUATING ELEMENT MATERIAL BERYLLIUM COPPER
SCALE TYPE SINGLE
SCALE NAME PRESSURE
SCALE RANGE 0.0 TO 250.0 POUNDS PER SQUARE INCH
SCALE ACCURACY 1/2 PCT FROM 0 TO 200 LB. PSI DIFFERENTIAL PRESSURE AND 3/4 PCT OVER 200 LB. PSI DIFFERENTIAL PRESSURE
GRADUATION UNIT ANY ACCEPTABLE
SCALE SMALLEST INCREMENT ANY ACCEPTABLE
SCALE INSCRIPTION/BACKGROUND COLOR BLACK FIGURES ON WHITE BACKGROUND
DIAL SIZE 4-1/2 IN. DIA
POINTER TYPE INDICATING
ADJUSTABILITY ADJUSTABLE
POINTER COLOR BLACK
CASE MATERIAL ALUMINUM
CASE SURFACE TREATMENT PAINT, EPOXY
OVERALL DIAMETER 6.000 INCHES NOMINAL
OVERALL DEPTH 5.156 INCHES NOMINAL
BEZEL TYPE SLIPS-ON
MATERIAL ALUMINUM ALLOY
SURFACE TREATMENT PAINT, EPOXY
PROTECTIVE CRYSTAL MATERIAL GLASS
CONNECTION QUANTITY 4
CONNECTION TYPE INTERNAL
CONNECTION LOCATION UPPER AND LOWER
CONNECTION SIZE 0.438 IN. NPT DIA
MOUNTING METHOD FLUSH PANEL
MOUNTING HOLE QUANTITY 3
MOUNTING HOLE DIAMETER 0.250 INCHES NOMINAL
CONNECTOR TYPE VENT NOT PROVIDED
SPECIAL FEATURES MTD BY 3 PANEL CLAMPS SPACED 120 DEG. APART,REFERENCE POINTER TYPE,RED POINTER
MANUFACTURERS CODE 05991
DESIGN CONTROL REFERENCE 20BCXXX0250E1BBAXX02

Restrictions/Controls & Freight Information | NSN 6685-00-451-6289

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
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.
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 653 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Q Extremely fragile items including delicate instruments.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 6685-00-451-6289

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each