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Engine Accessory Generator NSN 2920-00-640-7546

Item Description

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.

NSN 2920-00-640-7546 NSN: 2920-00-640-7546

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Features and Characteristics

Thread Direction
Right-hand
Thread Length
0.625 inches
Furnished Items
Radio interference shielding
Second Step Diameter
0.874 inches
Keyway Width
0.250 inches
Unthreaded Portion Length
1.688 inches
Mounting Hole Thread Direction
Right-hand
Mounting Style
Body mtd w/four threaded mtg holes
Environmental Protection
Corrosion resistant and fungus resistant
Keyway Length
1.000 inches
Submersibility
Nonsubmersible
Shaft Rotation Direction
Counterclockwise
Distance From End To Keyway Center
1.250 inches
Thread Diameter
0.625 inches
Armature Minimum Speed In Rpm At Full Current Output
1330
Maximum Output Current Rating In Amps
17.5
Minimum Current Cut-in Speed In Rpm
1050
Shaft Drive End Style
Straight shaft end, threaded, w/keyway
Distance From Raised Face To First Mounting Hole Center
3.125 inches
Angular Deviation Of First Hole From Top Center In Deg
135.0
Angular Deviation Of Second Hole From First Hole In Deg
90.0
Distance From Raised Face To Second Mounting Center
6.625 inches
Maximum Rated Armature Speed In Rpm
4700
Thread Series
Unf
Thread Class
2a
Mounting Hole Thread Series Designator
Unc
Mounting Hole Thread Diameter
0.375 inches
Mounting Hole Thready Qty Per Inch (tpi)
16
Mounting Hole Thread Class
2b
Thready Qty Per Inch (tpi)
18
Voltage In Volts
28.0
FSC
2920 Nonaircraft Engine Electrical System Components
NIIN
006407546
NSN
2920006407546

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
G001-2553GN
Cage Code:
24975
Status:
A
MSDS:
Part Number:
25061
Cage Code:
35510
Status:
A
MSDS:
Part Number:
2553GN
Cage Code:
35510
Status:
A
MSDS:
Part Number:
G0012553GN
Cage Code:
35510
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8511500000
  • NAICS: 336320
  • SITC: 77831
  • Description: Generators for internal combustion engines, nesoi
  • End Use (Code 30200):
    Engines and engine parts (carburetors, pistons, rings, and valves)

Q & A

Frequently asked questions for NSN 2920-00-640-7546
What are the manufacturers of nsn 2920006407546?
Does this nsn 2920006407546 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 2920006407546
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.
Does nsn 2920006407546 contain any precious metals?
No precious metal content.
Does nsn 2920006407546 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 2920006407546?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
17311
FIIG:
A14700
App. Key:
A
Cond. Code:
2
Status:
A

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