2920-00-008-9912

Find complete technical information, availability, and procurement data for: 2920-00-008-9912

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2920-00-008-9912
Federal Supply Group
Engine Accessories
National Stock Number
2920-00-008-9912
Item Name Code
17311
Assigment Date
07/23/1972 (54 years ago)

"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."

right-hand thread direction, cooling fan and lockwasher and nut and woodruff key furnished items, 0.390 inches nominal thread length, 2.000 inches nominal pilot diameter, 0.627 inches nominal second step diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Direction
right-hand
Thread Length
0.390 inches nominal
Pilot Diameter
2.000 inches nominal
Furnished Items
cooling fan and lockwasher and nut and woodruff key
Second Step Diameter
0.627 inches nominal
Keyway Width
0.125 inches nominal
Unthreaded Portion Length
0.625 inches nominal
Mounting Hole Thread Direction
right-hand
Mounting Style
flange mtd w/two mtg holes, top hole threaded
Pilot Height
0.375 inches nominal
Keyway Length
0.625 inches nominal
Submersibility
nonsubmersible
Shaft Rotation Direction
clockwise
Distance From End To Keyway Center
0.812 inches nominal
Thread Diameter
0.625 inches nominal
Ground Polarity Type
negative
Maximum Output Current Rating In Amps
55.0
Rectifier Location
integral
Grounding Method
external
Shaft Drive End Style
straight shaft end, threaded, w/keyway
Distance Between Shaft Center And Bottom Mounting Hole Center
3.250 inches nominal
Distance Between Shaft Center And Top Mounting Hole Center
3.250 inches nominal
Angular Deviation Of First Hole From Top Center In Deg
0.0
Angular Deviation Of Second Hole From First Hole In Deg
180.0
Bottom Mounting Hole Diameter
0.505 inches nominal
Thread Series
unf
Thread Class
2a
Mounting Hole Thread Series Designator
unc
Mounting Hole Thread Diameter
0.312 inches nominal
Mounting Hole Thread Quantity Per Inch
18
Mounting Hole Thread Class
2b
Thread Quantity Per Inch
18
Voltage In Volts
12.0

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number Name
10-26 Engine Accessory Generator
938249 Engine Accessory Generator
A12NW601 Engine Accessory Generator

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 2920-00-008-9912?
The FSCG of the NSN 2920-00-008-9912 is 2920
Does the NSN 2920-00-008-9912 have a Schedule B code assigned?
Yes, the Schedule B code is 8511500000
Does NSN 2920-00-008-9912 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 2920-00-008-9912 contain precious materials?
Precious metal content is unknown
Does NSN 2920-00-008-9912 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 2920-00-008-9912 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Sun, Jul 23, 1972

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