Product Details | ENGINE GENERATOR REGULATOR

2920-00-335-4678 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: VBC4003UT, 8689216, 2920-00-335-4678, 00-335-4678, 2920003354678, 003354678

Engine Accessories | Engine Electrical System Components, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 01 JAN 1963 00-335-4678

Drawings & Photos | NSN 2920-00-335-4678


Cross Reference | NSN 2920-00-335-4678

Part Number Cage Code Manufacturer
8689216 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
VBC4003UT 24975 PRESTOLITE ELECTRIC INCORPORATED
VBC4003UT 68505 PRESTOLITE ELECTRIC INC

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Technical Data | NSN 2920-00-335-4678

Characteristic Specifications
SYSTEM VOLTAGE RATING 24.0
SYSTEM GROUND POLARITY NEGATIVE
VOLTAGE REGULATOR UNIT TYPE WIRE WOUND COIL
VOLTAGE REGULATOR UNIT QUANTITY 1
OUTPUT VOLTAGE RATING IN VOLTS 27.5 MINIMUM 29.5 MAXIMUM
CURRENT REGULATOR UNIT TYPE WIRE WOUND COIL
CURRENT REGULATOR UNIT QUANTITY 1
OUTPUT CURRENT RATING IN AMPS 23.0 MINIMUM 26.0 MAXIMUM
CIRCUIT CONTROL DEVICE TYPE CUTOUT RELAY
CUT-IN VOLTAGE RATING 25.0 MINIMUM 27.0 MAXIMUM
CUTOUT VOLTAGE RATING 14.0 MINIMUM 17.0 MAXIMUM
CUTOUT CURRENT RATING IN AMPS 5.0 MINIMUM 10.0 MAXIMUM
REVERSE CURRENT OVERLOAD CIRCUIT BREAKER NOT INCLUDED
FIELD RELAY UNIT NOT INCLUDED
ENVIRONMENTAL PROTECTION SUBMERSIBLE FUNGUS RESISTANT
RADIO INTERFERENCE SHIELDING PROVIDED
TERMINAL TYPE CONNECTOR, RECEPTACLE W/INTERNAL CONTACTS
TERMINAL QUANTITY 2
TERMINAL ENCASEMENT ENCASED
CONDUIT CONNECTION QUANTITY 2
MOUNTING STYLE 5 TWO PLAIN HOLES TWO SLOTTED HOLES
MOUNTING HOLE DIAMETER 0.328 INCHES NOMINAL
MOUNTING SLOT WIDTH 0.328 INCHES NOMINAL
MOUNTING SLOT LENGTH 0.453 INCHES NOMINAL
DISTANCE BETWEEN HOLES ALONG LENGTH 6.000 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN SLOTTED HOLES ALONG LENGTH 6.000 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN SLOTTED HOLES AND PLAIN HOLES ALONG WIDTH 6.000 INCHES NOMINAL
SHOCK MOUNT NOT PROVIDED
MANUFACTURERS CODE 24975
DESIGN CONTROL REFERENCE VBC4003UT

Restrictions/Controls & Freight Information | NSN 2920-00-335-4678

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 W Rating Variable
Less than truck load rating W Rating Variable
Water commodity Code 658 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 H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 5 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 2920-00-335-4678

Category Code Description
Cognizance Codes9ANavy-owned stocks of parts peculiar to combat and tactical vehicles of Army design
Naval Inventory Control Point, Mechanicsburg
Source of SupplyAKZUS Army Tank-Automotive and Armaments Command
Warren, MI 48397-5000
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