Engine Accessory Generator
929834
(NSN) National Stock Number
2920-00-042-4574
Federal Supply Classification
2920 Nonaircraft Engine Electrical System Components
Item Name Code
17311
Schedule B Code
8511500000
Summary
Right-hand thread direction, 0.562 inches nominal thread length, cooling fan and cover plate and lockwasher and nut furnished items, 0.671 inches nominal second step diameter, 0.158 inches nominal keyway width, 0.625 inches nominal unthreaded portion length
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| 5 | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 9 | - | - | AX |
Identification
A generator primarily designed to be mounted on an internal combustion engine, and to be driven by the engine to keep the battery in a charged condition. May also supply current for the engine ignition system and/or electrical equipment which is connected to the battery circuit. Includes alternating current generators designed for use with a rectifier. Excludes:the major generator of "generating sets". For generators specifically designed for aircraft use and not mounted on the engine, see generator, direct current.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 17311 | A14700 | 1 | 2 |
Specifications
Thread Direction
right-hand
Details
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.Thread Length
0.562 inches nominal
Details
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.Furnished Items
cooling fan and cover plate and lockwasher and nut
Details
Items furnished as accessories which are not specified elsewhere.Second Step Diameter
0.671 inches nominal
Details
None.Keyway Width
0.158 inches nominal
Details
A measurement taken at right angles to the length of a keyway,in distinction from thickness.Unthreaded Portion Length
0.625 inches nominal
Details
None.Mounting Hole Thread Direction
right-hand
Details
The direction of the mounting hole thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.Mounting Style
bracket mtd w/four mtg holes, two top holes threaded
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the mounting.Keyway Length
0.562 inches nominal
Details
A measurement of the longest dimension of a keyway,in distinction from width.Submersibility
nonsubmersible
Details
An indication of whether or not an item is capable of operation while submerged.Distance From End To Keyway Center
1.000 inches nominal
Details
The distance from the end of the item to the center of the keyway.Thread Diameter
0.625 inches nominal
Details
The length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.Shaft Drive End Style
straight shaft end, threaded, w/keyway
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the shaft drive end.Distance Between Shaft Center And Top Mounting Hole Center
3.500 inches nominal
Details
None.Angular Deviation Of Second Hole From First Hole In Deg
155.0
Details
None.Bottom Mounting Hole Diameter
0.375 inches nominal
Details
None.Angular Deviation Of Third Hole From Second Hole In Deg
45.0
Details
None.Thread Series
un
Details
A designation indicating the diameter-pitch combination and the number of threads per measurement scale applied to a series of diameters.Thread Class
2a
Details
A numeric-alpha designator indicating the pitch-diameter tolerance and the external or internal location of the thread.Mounting Hole Thread Series Designator
unc
Details
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for the specific diameter of a threaded mounting hole.Mounting Hole Thread Diameter
0.375 inches nominal
Details
The length of a straight line which passes through the center of a threaded mounting hole,and terminates at the circumference.Mounting Hole Thread Quantity Per Inch
16
Details
The number of mounting hole threads per linear inch measured on a line parallel to the thread axis.Mounting Hole Thread Class
2b
Details
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal mounting hole thread.Thread Quantity Per Inch
20
Details
The number of threads on the item per linear inch measured on a line parallel to the thread axis.Voltage In Volts
12.0
Details
The total electrical voltage.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| 926549 | 34623 | 5 | - | 5 | 9 | - | AX |
| 929837 | 34623 | 5 | - | 5 | 9 | - | AX |
| 934480 | 34623 | 5 | - | 3 | 2 | - | 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 |
|---|---|---|---|
| 34760 | - | W | Q |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| 1 | 590 | Z | 9 |
What's Included?
- Certificate of Conformity
- QC Inspection prior to shipping
- On time delivery
- Friendly service to back every order
Manufacturer
FAQs
Frequently asked questions for NSN 2920-00-042-4574
What is the NIIN of the NSN 2920-00-042-4574?
The National Item Identification Number (NIIN) of the NSN 2920-00-042-4574 is 00-042-4574
When the NSN 2920-00-042-4574 was assigned to the Federal Catalog?
It was assigned 56 years ago, on Wed, May 15, 1968
Does the NSN 2920-00-042-4574 contain any precious metals?
Type/content is unknown
Does the NSN 2920-00-042-4574 contain any hazardous material?
No data in HMIRS
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