Ignition Magneto
MJB4B326
(NSN) National Stock Number
2920-00-353-6878
Federal Supply Classification
2920 Nonaircraft Engine Electrical System Components
Item Name Code
00113
Schedule B Code
8511200000
Summary
Flexible coupled drive connection type, 0.415 inches nominal mounting slot width, 1.125 inches nominal mounting slot length, dustproof environmental protection, 4.188 inches nominal distance between mounting facility centers, high tension performance type
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 3 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 2 | - | - | AX |
Identification
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.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 00113 | A12200 | - | 2 |
Specifications
Drive Connection Type
flexible coupled
Details
Indicates the type of connection between the prime mover and the shaft.Mounting Slot Width
0.415 inches nominal
Details
A measurement taken at right angles to the length of the mounting slot,in distinction from thickness.Mounting Slot Length
1.125 inches nominal
Details
A measurement of the longest dimension of the mounting slot,in distinction from width.Environmental Protection
dustproof
Details
The environmental elements or conditions that an item is designed or protected to resist or withstand satisfactorily.Distance Between Mounting Facility Centers
4.188 inches nominal
Details
The distance between mounting facility centers.Performance Type
high tension
Details
Indicates the performance capability of the item or component.Drive Shaft Type
threaded
Details
Indicates the type of drive shaft by the physical configuration,condition,and the like of the shaft end.Shaft Rotation Direction
clockwise
Details
The direction of rotation of a rotating shaft as viewed from the drive end.Mounting Facility Quantity
21
Details
The number of mounting facilities provided.Pole Quantity
2
Details
The number of poles included in the item.Mounting Method
flange
Details
The means of attaching the item.Impulse Quantity Per Revolution
4
Details
The number of impulses produced by one complete revolution.Ignition Type For Which Designed
single
Details
Indicates the type of ignition for which the item is designed.Spark Plug Terminal Accommodation Thread Series
unef
Details
A designation distinguishing one group of screw thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter of the spark plug terminal accommodation.Mounting Standard Controlling Agency
sae
Details
The name of the government agency or commercial organization controlling the mounting standard.Spark Advance Control Method
centrifugal
Details
The means by which the spark advance is controlled.Rotation Element Type
permanent magnet rotor
Details
Indicates the type of rotating element used with the item.Contact Set Quantity
1
Details
The number of contact sets incorporated in the unit.Mounting Facility
slot and threaded hole
Details
The facility for mounting the item.Mounting Facility Thread Diameter
0.375 inches nominal
Details
The length of a straight line which passes through the center of the mounting facility which would bound the crest of an external thread or the root of an internal thread.Mounting Facility Thread Quantity Per Inch
16
Details
The number of threads on the mounting facility per linear inch measured on a line parallel to the thread axis.Spark Plug Terminal Accommodation Thread Diameter
0.750 inches nominal
Details
The length of a straight line which passes through the center of a spark plug terminal accommodation which would bound the crest of an external thread or the root of an internal thread.Body Material
aluminum alloy
Details
The chemical compound or mechanical mixture properties of which the body is fabricated.Special Features
black enamel
Details
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification on one or more other functions.Surface Treatment
enamel
Details
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| MRA4326 | 24956 | 5 | - | 5 | 2 | - | AX |
| MJB4B326 | 01843 | 5 | - | 5 | 9 | - | AX |
| MRA4326 | 01843 | 5 | - | 5 | 9 | - | AX |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | U | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 34940 | - | M | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 593 | Z | 9 |
What's Included?
- Certificate of Conformity
- QC Inspection prior to shipping
- On time delivery
- Friendly service to back every order
Manufacturer
UNITED TECHNOLOGIES CORP ELECTRO SYSTEMS INC
CAGE: 24956
COLUMBUS
, MS
, 39701
UNITED STATES
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FAQs
Frequently asked questions for NSN 2920-00-353-6878
What is the NIIN of the NSN 2920-00-353-6878?
The National Item Identification Number (NIIN) of the NSN 2920-00-353-6878 is 00-353-6878
When the NSN 2920-00-353-6878 was assigned to the Federal Catalog?
It was assigned 62 years ago, on Tue, Jan 1, 1963
Does the NSN 2920-00-353-6878 contain any precious metals?
Type/content is unknown
Does the NSN 2920-00-353-6878 contain any hazardous material?
No data in HMIRS
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