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Engine Accessory Generator NSN 2920-00-771-3901

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 2920-00-771-3901 NSN: 2920-00-771-3901

Features and Characteristics

Thread Direction
Right-hand
Thread Length
0.578 inches
Furnished Items
Cooling fan and lockwasher and nut and woodruff key
Second Step Diameter
0.750 inches
Keyway Width
0.156 inches
Unthreaded Portion Length
0.844 inches
Mounting Style
Bracket mtd w/three mtg holes
Keyway Length
0.750 inches
Submersibility
Nonsubmersible
Shaft Rotation Direction
Clockwise
Thread Diameter
0.500 inches
Ground Polarity Type
Negative
Armature Minimum Speed In Rpm At Full Current Output
825
Maximum Output Current Rating In Amps
55.0
Grounding Method
Internal
Shaft Drive End Style
Straight shaft end, threaded, w/keyway
Distance Between Shaft Center And Bottom Mounting Hole Center
4.438 inches
Distance Between Shaft Center And Top Mounting Hole Center
4.438 inches
Angular Deviation Of First Hole From Top Center In Deg
196.0
Angular Deviation Of Second Hole From First Hole In Deg
118.5
Distance Between Inside Surfaces Of Hinge Bracket
Between 8.774 inches and 8.787 inches
Distance Between Outside Surfaces Of Hinge Bracket
Between 9.774 inches and 9.787 inches
Top Mounting Hole Diameter
Between 0.089 inches and 0.099 inches
Bottom Mounting Hole Diameter
Between 0.214 inches and 0.224 inches
Maximum Rated Armature Speed In Rpm
1080
Thread Class
2a
Thready Qty Per Inch (tpi)
20
Voltage In Volts
12.0
FSC
2920 Nonaircraft Engine Electrical System Components
NIIN
007713901
NSN
2920007713901

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
918720
Cage Code:
12204
Status:
A
MSDS:
Part Number:
7713901
Cage Code:
19207
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 2920-00-771-3901
What are the manufacturers of nsn 2920007713901?
Does this nsn 2920007713901 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 2920007713901
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 2920007713901 contain any precious metals?
Precious metal content is unknown.
Does nsn 2920007713901 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 2920007713901?
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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