PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10947439Regulator,engine Generator

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 2920-00-900-7993 · FSC 2920 · No Item Name Available
Verified by PartsTable
NSN 2920-00-900-7993 — this item is cataloged by the U.S. Government under National Stock Number 2920-00-900-7993. Primary manufacturer part number: 10947439.
Features
  • Regulator,engine Generator — FSC 2920
  • Field Relay Unit: INCLUDED
  • Output Voltage Rating in Volts: 29.0 MAXIMUM
  • Terminal Type: CONNECTOR, RECEPTACLE W/EXTERNAL CONTACTS
  • Voltage Regulator Unit Type: TRANSISTOR
  • Cutout Current Rating in Amps: 90.0 MINIMUM
  • Cutout Voltage Rating: 40.0 NOMINAL
  • System Voltage Rating: 28.0
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
General Description

The Regulator,engine Generator, cataloged under National Stock Number 2920-00-900-7993, is classified within Federal Supply Class 2920 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2920-00-900-7993
Primary Part Number10947439
Item NameRegulator,engine Generator
FSC / FSG2920 / 29 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
Field Relay UnitINCLUDED
Output Voltage Rating in Volts29.0 MAXIMUM
Terminal TypeCONNECTOR, RECEPTACLE W/EXTERNAL CONTACTS
Voltage Regulator Unit TypeTRANSISTOR
Cutout Current Rating in Amps90.0 MINIMUM
Cutout Voltage Rating40.0 NOMINAL
System Voltage Rating28.0
Terminal EncasementENCASED
Environmental ProtectionWATERTIGHT
Terminal TypeCONNECTOR, RECEPTACLE W/INTERNAL CONTACTS
Cut-in Voltage Rating10.0 NOMINAL
Radio Interference ShieldingPROVIDED
Output Voltage Rating in Volts27.0 MINIMUM
Reverse Current Overload Circuit BreakerINCLUDED
Cutout Current Rating in Amps100.0 MAXIMUM
Circuit Control Device TypeCUTOUT RELAY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
4730-00-266-182158898-1816 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Tld Ace Corp Div Tld Ace
5975-00-518-319491031 INTERCHANGEABLE
Plate,wall,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
6110-00-625-6728 INTERCHANGEABLE
Regulator,voltage
3020-00-701-2819 INTERCHANGEABLE
Gear,worm
3120-01-648-1802N3108 INTERCHANGEABLE
Bearing,sleeve
Textron Aviation Inc
Cross-Reference Index
Part NumberManufacturer
N3108 C E Niehoff & Co (USA)
91031 Prestolite Electric Inc (USA)
N3108-2 C E Niehoff & Co (USA)
13207E7421 Cecom Lr Center (USA)
10947439 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
2920009007993 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
13207E742 Cecom Lr Center (USA)
2920008296597 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
2499991.01-109-N02 CAGE A59FJ
SAW 9007993 Southern Automotive Wholesalers, Inc (USA)
R00109103 Prestolite Electric Inc (USA)
R00109103 Prestolite Electric Inc (USA)
91031 Prestolite Electric Inc (USA)
R001091031 Prestolite Electric Inc (USA)
R0015027RE Prestolite Electric Inc Leece-Neville Gainesville Div (USA)
2920PL0891418 Jednolity Indeks Materialowy - Uniform Material Index (POL)
29209007993 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
Related Parts
4730-00-266-1821INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
58898-1816
5975-00-518-3194INTERCHANGEABLE
PLATE,WALL,ELECTRICAL
91031
6110-00-625-6728INTERCHANGEABLE
REGULATOR,VOLTAGE
3020-00-701-2819INTERCHANGEABLE
GEAR,WORM
3120-01-648-1802INTERCHANGEABLE
BEARING,SLEEVE
N3108

Frequently Asked Questions

What is NSN 2920-00-900-7993?

NSN 2920-00-900-7993 is a Regulator,engine Generator, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2920-00-900-7993?

NSN 2920-00-900-7993 has 17 cross-referenced part numbers: N3108 (C E Niehoff & Co), 91031 (Prestolite Electric Inc), N3108-2 (C E Niehoff & Co), 13207E7421 (Cecom Lr Center), 10947439 (U S Army Tank Automotive Command Amsta-Im-Mm) and 12 more.

What NSN replaces 2920-00-900-7993?

There are 5 known substitutes for 2920-00-900-7993: 4730-00-266-1821, 5975-00-518-3194, 6110-00-625-6728 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10947439?

Key specifications for 10947439: Field Relay Unit: INCLUDED; Output Voltage Rating in Volts: 29.0 MAXIMUM; Terminal Type: CONNECTOR, RECEPTACLE W/EXTERNAL CONTACTS; Voltage Regulator Unit Type: TRANSISTOR. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2920-00-900-7993 still in active supply?

NSN 2920-00-900-7993 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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