2920-00-640-7546
Find complete technical information, availability, and procurement data for: 2920-00-640-7546
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"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."
0.874 inches nominal second step diameter, 0.625 inches nominal thread length, radio interference shielding furnished items, right-hand thread direction, 0.250 inches nominal keyway width
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
- 0.625 inches nominal
- Furnished Items
- radio interference shielding
- Second Step Diameter
- 0.874 inches nominal
- Keyway Width
- 0.250 inches nominal
- Unthreaded Portion Length
- 1.688 inches nominal
- Mounting Hole Thread Direction
- right-hand
- Mounting Style
- body mtd w/four threaded mtg holes
- Environmental Protection
- corrosion resistant and fungus resistant
- Keyway Length
- 1.000 inches nominal
- Submersibility
- nonsubmersible
- Shaft Rotation Direction
- counterclockwise
- Distance From End To Keyway Center
- 1.250 inches nominal
- Thread Diameter
- 0.625 inches nominal
- Armature Minimum Speed In Rpm At Full Current Output
- 1330
- Maximum Output Current Rating In Amps
- 17.5
- Minimum Current Cut-In Speed In Rpm
- 1050
- Shaft Drive End Style
- straight shaft end, threaded, w/keyway
- Distance From Raised Face To First Mounting Hole Center
- 3.125 inches nominal
- Angular Deviation Of First Hole From Top Center In Deg
- 135.0
- Angular Deviation Of Second Hole From First Hole In Deg
- 90.0
- Distance From Raised Face To Second Mounting Center
- 6.625 inches nominal
- Maximum Rated Armature Speed In Rpm
- 4700
- Thread Series
- unf
- Thread Class
- 2a
- Mounting Hole Thread Series Designator
- unc
- Mounting Hole Thread Diameter
- 0.375 inches nominal
- Mounting Hole Thread Quantity Per Inch
- 16
- Mounting Hole Thread Class
- 2b
- Thread Quantity Per Inch
- 18
- Voltage In Volts
- 28.0
Replaces National Stock Numbers
Below is a list of NSNs that have been officially superseded by this NSN:
| NSN | Name | Date |
|---|---|---|
| 2920-00-294-3938 | No Name Available | 06/09/1972 |
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 |
|---|---|
| 25061 | Engine Accessory Generator |
| 2553GN | Engine Accessory Generator |
| G001-2553GN | Engine Accessory Generator |
| G0012553GN | Engine Accessory Generator |
FAQs
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Does NSN 2920-00-640-7546 require demilitarization?
Does NSN 2920-00-640-7546 contain precious materials?
Does NSN 2920-00-640-7546 contain hazardous materials?
When the NSN 2920-00-640-7546 was assigned to the Federal Catalog?
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