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1979858 — GENERATOR,ENGINE ACCESSORY

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1979858: GENERATOR,ENGINE ACCESSORY.

The GENERATOR,ENGINE ACCESSORY is a the manufacturer industrial component. Key specifications include submersibility: NONSUBMERSIBLE, voltage_in_volts: 12.0, rectifier_location: INTEGRAL, ground_polarity_type: NEGATIVE, shaft_rotation_direction: CLOCKWISE, maximum_rated_armature_speed_in_rpm: 7000. This part is cataloged in the U.S.

Government catalog under NSN 2920-01-240-2747, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
1979858
NSN: 2920-01-240-2747
FSC: 2920 — Engine Electrical System Components, Nonaircraft
CAGE: 1LW55 — BORGWARNER PDS (ANDERSON), L.L.C. (USA)
SPECIFICATIONS
submersibilityNONSUBMERSIBLE
voltage_in_volts12.0
rectifier_locationINTEGRAL
ground_polarity_typeNEGATIVE
shaft_rotation_directionCLOCKWISE
maximum_rated_armature_speed_in_rpm7000
armature_minimum_speed_in_rpm_at_full_current_output2000
NSN2920-01-240-2747
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available GENERATOR,ENGINE ACCESSORY TITLE COMPONENT PN 1979858 MFR GENERATOR,ENGINE ACCES
KEY FEATURES
•
VOLTAGE IN VOLTS: 12.0
•
RECTIFIER LOCATION: INTEGRAL
•
ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT: 2000
•
SHAFT ROTATION DIRECTION: CLOCKWISE
•
MAXIMUM RATED ARMATURE SPEED IN RPM: 7000
•
GROUND POLARITY TYPE: NEGATIVE
•
SUBMERSIBILITY: NONSUBMERSIBLE
TECHNICAL CHARACTERISTICS
VOLTAGE IN VOLTS12.0
RECTIFIER LOCATIONINTEGRAL
ARMATURE MINIMUM SPEED IN RPM AT FULL CURRENT OUTPUT2000
SHAFT ROTATION DIRECTIONCLOCKWISE
MAXIMUM RATED ARMATURE SPEED IN RPM7000
GROUND POLARITY TYPENEGATIVE
SUBMERSIBILITYNONSUBMERSIBLE
OTHER ITEMS IN FSC 2920 — Engine Electrical System Components, Nonaircraft
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2920-00-000-0088 2920-00-000-0183 2920-00-000-0194 2920-00-001-3474 2920-00-001-3843 2920-00-001-6184 2920-00-001-6185 2920-00-001-8891
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1979858?
1979858 is a GENERATOR,ENGINE ACCESSORY.
What is the NSN for 1979858?
1979858 is cataloged in the U.S. Government catalog under NSN 2920-01-240-2747. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.