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Engine Accessory Generator

Model / MPN: 273225R91 | NSN: 2920-00-914-2204
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
2920-00-914-2204
Sold in multiples of
1 EA
DEMIL
NO
Thread Direction
Right-hand
Thread Length
1.000 inches
Furnished Items
Bolt and bracket and bushing package and cooling fan and cover plate and dowel and gasket and lead assembly and lockwasher and mounting band and nut and screw and woodruff key
Second Step Diameter
0.668 mils and 0.669 centimeters
Keyway Width
0.125 inches
Unthreaded Portion Length
0.812 inches
Mounting Hole Thread Direction
Right-hand
Mounting Style
Bracket mtd w/three mtg holes, top hole threaded
Keyway Length
0.625 inches
Submersibility
Nonsubmersible
Shaft Rotation Direction
Clockwise
Distance From End To Keyway Center
1.400 inches
Thread Diameter
0.625 inches
Ground Polarity Type
Negative or positive
Armature Minimum Speed In Rpm At Full Current Output
2950
Maximum Output Current Rating In Amps
35.0
Grounding Method
External
Shaft Drive End Style
Straight shaft end, threaded, w/keyway
Distance Between Shaft Center And Bottom Mounting Hole Center
Between 3.052 inches and 3.072 inches
Distance Between Shaft Center And Top Mounting Hole Center
3.060 inches
Angular Deviation Of First Hole From Top Center In Deg
193.0
Angular Deviation Of Second Hole From First Hole In Deg
164.0
Distance Between Inside Surfaces Of Hinge Bracket
Between 6.115 inches and 6.139 inches
Distance Between Outside Surfaces Of Hinge Bracket
Between 7.025 inches and 7.049 inches
Bottom Mounting Hole Diameter
Between 0.379 inches and 0.387 inches
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
6.0
273225R Series Parts

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273225R91 Cross Reference
  • 1947580
  • 275032R91
  • 413530R92
  • 1947580
  • 1101409
  • 362657R91