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Engine Accessory Generator

Model / MPN: 4154F | NSN: 2920-00-353-9547
ITAR Registered seal

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.

Product Details
NATO Stock Number
2920-00-353-9547
Sold in multiples of
DEMIL
NO
Thread Direction
Right-hand
Thread Length
0.750 inches
Furnished Items
Cooling fan and woodruff key
Second Step Diameter
Between 0.7495 inches and 0.750 inches
Keyway Width
0.156 inches
Unthreaded Portion Length
1.250 inches
Mounting Hole Depth
0.500 inches
Mounting Style
Pilot mtd w/two mtg holes
Countersunk Mounting Hole Angle In Deg
30.0
Keyway Length
0.625 inches
Submersibility
Nonsubmersible
Maximum Operating Altitude Rating
Not rated
Shaft Rotation Direction
Clockwise
Distance From End To Keyway Center
1.375 inches
Thread Diameter
0.500 inches
Ground Polarity Type
Negative or positive
Armature Minimum Speed In Rpm At Full Current Output
1400
Maximum Output Current Rating In Amps
20.0
Minimum Current Cut-in Speed In Rpm
725
Grounding Method
External
Shaft Drive End Style
Straight shaft end, threaded, w/keyway
Angular Deviation Of First Hole From Top Center In Deg
0.0
Angular Deviation Of Second Hole From First Hole In Deg
45.0
Mounting Hole Largest Diameter
0.500 inches
Mounting Hole Smallest Diameter
0.312 inches
Mounting Pilot Outside Diameter
Between 3.246 inches and 3.248 inches
Distance From Mounting Hole Center To End Of Housing
1.750 inches
Mounting Pilot Depth
2.562 inches
Maximum Rated Armature Speed In Rpm
Not rated
Thread Series
Unf
Thread Class
2a
Thready Qty Per Inch (tpi)
20
Voltage In Volts
12.0
Fsc Application Data
Engine electrical system, nonaircraft
4154F Series Parts

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4154F Cross Reference
  • 1105914
  • 1105914
  • 1105914
  • 1105914
  • C24725
  • C24725
  • 4154F