Engine Accessory Generator

MA12N550

MA12N550
(NSN) National Stock Number
2920-00-071-2345
Federal Supply Classification
2920 Nonaircraft Engine Electrical System Components
Item Name Code
17311
Schedule B Code
8511500000
Summary

Cooling fan and lockwasher and nut and woodruff key furnished items, right-hand mounting hole thread direction, nonsubmersible submersibility, negative ground polarity type, integral rectifier location, straight shaft end, threaded, w/keyway shaft drive end style

DAC HCC DMIL RNCC
3 - - 5
RNVC SADC MSDS RNAAC
2 - - AX
Identification

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.

INC FIIG Concept Condition
17311 A14700 1 2
Specifications
Furnished Items
cooling fan and lockwasher and nut and woodruff key
Details Items furnished as accessories which are not specified elsewhere.
Mounting Hole Thread Direction
right-hand
Details The direction of the mounting hole thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
Submersibility
nonsubmersible
Details An indication of whether or not an item is capable of operation while submerged.
Ground Polarity Type
negative
Details Indicates the type of ground polarity utilized.
Rectifier Location
integral
Details Indicates the location of the rectifier for the item.
Shaft Drive End Style
straight shaft end, threaded, w/keyway
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the shaft drive end.
Distance Between Shaft Center And Bottom Mounting Hole Center
3.280 inches nominal
Details None.
Distance Between Shaft Center And Top Mounting Hole Center
3.240 inches nominal
Details None.
Angular Deviation Of First Hole From Top Center In Deg
0.0
Details None.
Angular Deviation Of Second Hole From First Hole In Deg
30.0
Details None.
Bottom Mounting Hole Diameter
0.500 inches minimum and 0.510 inches maximum
Details None.
Angular Deviation Of Third Hole From Second Hole In Deg
150.0
Details None.
Angular Deviation Of Fourth Hole From Third Hole In Deg
150.0
Details None.
Mounting Hole Thread Series Designator
unc
Details A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for the specific diameter of a threaded mounting hole.
Mounting Hole Thread Diameter
0.312 inches nominal
Details The length of a straight line which passes through the center of a threaded mounting hole,and terminates at the circumference.
Mounting Hole Thread Quantity Per Inch
18
Details The number of mounting hole threads per linear inch measured on a line parallel to the thread axis.
Mounting Hole Thread Class
2b
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal mounting hole thread.
Voltage In Volts
12.0
Details The total electrical voltage.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
MA12N550 1VPW8 5 - 3 2 - ZZ
MA12N550 94990 4 - 5 9 - AX
MA12N550 16662 5 - 5 9 - AX
47400 13841 5 - 5 2 - AX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
34760 - W -
RVC WCC TCC SHC
- 590 Z 9
Price and Availability Quote

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What's Included?

  • Certificate of Conformity
  • QC Inspection prior to shipping
  • On time delivery
  • Friendly service to back every order
Manufacturer
MOTOROLA AUTOMOTIVE ELECTRONICS
CAGE: 31211
SCHAUMBURG , IL , 60173-1021
UNITED STATES
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FAQs
Frequently asked questions for NSN 2920-00-071-2345
What is the NIIN of the NSN 2920-00-071-2345?
The National Item Identification Number (NIIN) of the NSN 2920-00-071-2345 is 00-071-2345
When the NSN 2920-00-071-2345 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Tue, Jul 18, 1967
Does the NSN 2920-00-071-2345 contain any precious metals?
Type/content is unknown
Does the NSN 2920-00-071-2345 contain any hazardous material?
No data in HMIRS

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