Product Details | ENGINE GENERATOR REGULATOR

2920-00-640-7506 A regulator designed to automatically maintain the current and/or voltage output of an engine generator within specified limits, regardless of variation of load or input voltages. May include cutout relay. Does not include items in which regulation is accomplished by transformer action. See also REGULATOR, CURRENT and REGULATOR, VOLTAGE.20229200048Engine Electrical System Components, Nonaircraft29250058Engine Electrical System Components, Aircraft Prime Moving

Part Alternates: RGR640B105A, RGR640C105A, RGR640H105, RGR640H105S, 7F4702, 7M7792, 2920-00-640-7506, 00-640-7506, 2920006407506, 006407506

Engine Accessories | Engine Electrical System Components, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 01 JAN 1961 00-640-7506

Drawings & Photos | NSN 2920-00-640-7506


Demand History | NSN 2920-00-640-7506

Part Number Request Date QTY Origin
2920-00-640-7506 2011-12-355 1 Canada

Cross Reference | NSN 2920-00-640-7506

Part Number Cage Code Manufacturer
7F4702 11083 CATERPILLAR INC. DBA CATERPILLAR
7M7792 11083 CATERPILLAR INC. DBA CATERPILLAR
RGR640B105A 01843 AMBAC INTERNATIONAL CORPORATION
RGR640B105A 24956 UNITED TECHNOLOGIES CORP ELECTRO SYSTEMS INC
RGR640C105A 01843 AMBAC INTERNATIONAL CORPORATION
RGR640C105A 24956 UNITED TECHNOLOGIES CORP ELECTRO SYSTEMS INC
RGR640H105 01843 AMBAC INTERNATIONAL CORPORATION
RGR640H105 24956 UNITED TECHNOLOGIES CORP ELECTRO SYSTEMS INC
RGR640H105S 01843 AMBAC INTERNATIONAL CORPORATION
RGR640H105S 24956 UNITED TECHNOLOGIES CORP ELECTRO SYSTEMS INC

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Technical Data | NSN 2920-00-640-7506

Characteristic Specifications
SYSTEM VOLTAGE RATING 6.0
SYSTEM GROUND POLARITY NEGATIVE POSITIVE
VOLTAGE REGULATOR UNIT TYPE WIRE WOUND COIL
VOLTAGE REGULATOR UNIT QUANTITY 1
OUTPUT VOLTAGE RATING IN VOLTS 6.0 MINIMUM 7.5 MAXIMUM
CURRENT REGULATOR UNIT TYPE WIRE WOUND COIL
CURRENT REGULATOR UNIT QUANTITY 1
OUTPUT CURRENT RATING IN AMPS 40.0 NOMINAL
CIRCUIT CONTROL DEVICE TYPE CUTOUT RELAY
CUT-IN VOLTAGE RATING 6.4 MINIMUM 6.9 MAXIMUM
CUTOUT VOLTAGE RATING NOT RATED
CUTOUT CURRENT RATING IN AMPS NOT RATED
REVERSE CURRENT OVERLOAD CIRCUIT BREAKER NOT INCLUDED
FIELD RELAY UNIT NOT INCLUDED
RADIO INTERFERENCE SHIELDING NOT PROVIDED
TERMINAL TYPE SCREW
TERMINAL QUANTITY 4
TERMINAL ENCASEMENT NOT ENCASED
MOUNTING STYLE 2 THREE HOLE TRIANGULAR
MOUNTING HOLE DIAMETER 0.312 INCHES NOMINAL
DISTANCE BETWEEN HOLES ALONG WIDTH 4.000 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN HOLES ALONG WIDTH AND HOLE ALONG LENGTH 4.500 INCHES NOMINAL
SHOCK MOUNT NOT PROVIDED
MANUFACTURERS CODE 24956
DESIGN CONTROL REFERENCE RGR640C105A

Restrictions/Controls & Freight Information | NSN 2920-00-640-7506

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
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
NMF Description 062920 REGULATORS INDUCTION/VOLTAGE
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 593 unknown
Originating Activity Code XX
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 Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 2920-00-640-7506

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9CDefense Supply Center Columbus
Columbus, OH 43215
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each