Product Details | IGNITION MAGNETO

2920-00-977-8831 An electric generator whose field poles are permanent magnets and which is used to generate electrical energy for the purpose of igniting the combustible mixture in internal combustion engine cylinders. Spark distribution may be accomplished by a distributor portion of the magneto or by a separate item.20229200048Engine Electrical System Components, Nonaircraft29250058Engine Electrical System Components, Aircraft Prime Moving

Part Alternates: FMXVE4B7G, FMZVE4B7G, X861S1, X86-1S1, Y86B, 10024045, 2920-00-977-8831, 00-977-8831, 2920009778831, 009778831

Engine Accessories | Engine Electrical System Components, Nonaircraft

Supply Group (FSG) NSN Assign. NIIN
29 01 JAN 1962 00-977-8831

Demand History | NSN 2920-00-977-8831

Part Number Request Date QTY Origin
2920-00-977-8831 2009-10-26 1 US

Cross Reference | NSN 2920-00-977-8831

Part Number Cage Code Manufacturer
10024045 82796 COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE
FMXVE4B7G 82796 COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE
FMZVE4B7G 82796 COLTEC INDUSTRIES INC DBA FAIRBANKS MORSE ENGINE
X86-1S1 66289 WISCONSIN MOTORS LLC
Y86B 66289 WISCONSIN MOTORS LLC

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Technical Data | NSN 2920-00-977-8831

Characteristic Specifications
IMPULSE QUANTITY PER REVOLUTION 4
IGNITION TYPE FOR WHICH DESIGNED SINGLE
SPARK DISTRIBUTION METHOD GAP
SHAFT ROTATION DIRECTION COUNTERCLOCKWISE
DISTRIBUTOR CAP INCLUDED
SECONDARY TERMINAL TYPE THREADED
SPARK PLUG TERMINAL ACCOMMODATION THREAD SERIES UNEF
SPARK PLUG TERMINAL ACCOMMODATION THREAD DIAMETER 0.688 INCHES NOMINAL
SPARK PLUG TERMINAL ACCOMMODATION THREAD QUANTITY PER INCH 24
BODY MATERIAL ALUMINUM ALLOY
MOUNTING METHOD FLANGE
MOUNTING STANDARD CONTROLLING AGENCY SAE
MOUNTING STANDARD NUMBER J546
MOUNTING FACILITY SLOT AND THREADED HOLE
MOUNTING FACILITY QUANTITY 1 AND 1
MOUNTING FACILITY THREAD SERIES UNC
MOUNTING FACILITY THREAD DIAMETER 0.375 INCHES NOMINAL
MOUNTING FACILITY THREAD QUANTITY PER INCH 16
MOUNTING SLOT LENGTH 1.125 INCHES NOMINAL
MOUNTING SLOT WIDTH 0.408 INCHES NOMINAL
DISTANCE BETWEEN MOUNTING FACILITY CENTERS 4.185 INCHES NOMINAL
SPARK ADVANCE CONTROL METHOD MANUAL
MAXIMUM ADVANCE DEG 20.0
PERFORMANCE TYPE HIGH TENSION
ROTATION ELEMENT TYPE UNMAGNETIZED, NONWOUND ROTOR
POLE QUANTITY 2
CONTACT SET QUANTITY 1
DRIVE CONNECTION TYPE IMPULSE COUPLED
DRIVE SHAFT TYPE THREADED
SHAFT LENGTH 0.835 INCHES NOMINAL
FEATURES PROVIDED GROUNDING SWITCH
SPECIAL FEATURES GRUMMAN AEROSPACE CORP A10 AIRCRAFT

Restrictions/Controls & Freight Information | NSN 2920-00-977-8831

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
No Freight Information

Management | NSN 2920-00-977-8831

Category Code Description
Materiel Category and Inventory ManagerK Tactical and Support Vehicles, Combat and Automotive Materiel
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic CodeJ Tanks
Weapons Systems/End Item or Homogeneous GroupJATank, Combat, M48 Series, 90mm Gun
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplyAKZUS Army Tank-Automotive and Armaments Command
Warren, MI 48397-5000
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each