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Engine Accessory Generator NSN 2920-00-674-6977

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 2920-00-674-6977 NSN: 2920-00-674-6977

Features and Characteristics

Thread Direction
Right-hand
Thread Length
0.840 inches
Second Step Diameter
0.875 inches
Unthreaded Portion Length
Any acceptable
Mounting Hole Thread Direction
Right-hand
Mounting Style
Body mtd w/six threaded mtg holes
Pilot Height
Any acceptable
Submersibility
Nonsubmersible
Shaft Rotation Direction
Clockwise
Thread Diameter
0.625 inches
Ground Polarity Type
Negative
Armature Minimum Speed In Rpm At Full Current Output
1100
Grounding Method
Internal or external
Shaft Drive End Style
Straight shaft end, threaded
Distance From Raised Face To First Mounting Hole Center
3.125 inches
Angular Deviation Of First Hole From Top Center In Deg
38.0
Angular Deviation Of Second Hole From First Hole In Deg
60.0
Distance From Raised Face To Second Mounting Center
7.125 inches
Angular Deviation Of Third Hole From Second Hole In Deg
164.0
Maximum Rated Armature Speed In Rpm
2500
Thread Series
Unf
Thread Class
2a
Mounting Hole Thread Series Designator
Unc
Mounting Hole Thread Diameter
0.312 inches
Mounting Hole Thready Qty Per Inch (tpi)
18
Mounting Hole Thread Class
2b
Thready Qty Per Inch (tpi)
18
Voltage In Volts
12.0
Special Features
Two additional mtg holes located 60 degrees from third row of holes
FSC
2920 Nonaircraft Engine Electrical System Components
NIIN
006746977
NSN
2920006746977

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
1117715
Cage Code:
16764
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 2920-00-674-6977
What are the manufacturers of nsn 2920006746977?
Does this nsn 2920006746977 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 2920006746977
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 2920006746977 contain any precious metals?
No precious metal content.
Does nsn 2920006746977 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 2920006746977?
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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  •   Certificate of Conformance
  •   Quality Inspected Parts
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