PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25258Motor-Generator

Eastern Air Devices Inc Dba Ead Motors · NSN 6125-00-512-6851 · FSC 6125 · No Item Name Available
Verified by PartsTable
NSN 6125-00-512-6851 — this item is cataloged by the U.S. Government under National Stock Number 6125-00-512-6851. Primary manufacturer part number: 25258.
Features
  • Motor-Generator — FSC 6125
  • Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S)
  • Duty Cycle: CONTINUOUS
  • Connection Type and Voltage Rating in Volts: 24.0 LINE TO NEUTRAL SINGLE INPUT
  • Frequency in Hertz: 400.0 OUTPUT
  • Maximum Operating Altitude Rating: 40000.0 FEET FT
  • Rotor Speed Rating in RPM: 6000.0 SINGLE FULL LOAD
  • Phase: SINGLE OUTPUT
Applications
  • Electrical power distribution
  • Generator and power systems
  • Industrial motor installations
General Description

The Motor-Generator, cataloged under National Stock Number 6125-00-512-6851, is classified within Federal Supply Class 6125 (No Item Name Available) of the Electric Wire, Power, and Distribution Equipment group. The primary manufacturer of record is Eastern Air Devices Inc Dba Ead Motors. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6125-00-512-6851
Primary Part Number25258
Item NameMotor-Generator
FSC / FSG6125 / 61 — No Item Name Available
ManufacturerEastern Air Devices Inc Dba Ead Motors
StatusACTIVE
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Duty CycleCONTINUOUS
Connection Type and Voltage Rating in Volts24.0 LINE TO NEUTRAL SINGLE INPUT
Frequency in Hertz400.0 OUTPUT
Maximum Operating Altitude Rating40000.0 FEET FT
Rotor Speed Rating in RPM6000.0 SINGLE FULL LOAD
PhaseSINGLE OUTPUT
Enclosure FeatureOPEN
Mounting MethodFIXED BASE
Current TypeDC INPUT
Nominal Center to Center Distance Between Mounting Facilities Parallel to Width4.000 INCHES IN
Inclosure SpecificationCOMMERCIAL
Nominal Center to Center Distance Between Mounting Facilities Parallel to Length4.000 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4730-00-213-8500AA7F358 INTERCHANGEABLE
Elbow,flange
Renk America Llc Div Renk America
6240-00-266-9940 INTERCHANGEABLE
Lamp,incandescent
4920-00-567-831025258 INTERCHANGEABLE
Test Plug,aircraft Component
Collins Engine Nozzles, Inc
5120-01-367-3368 INTERCHANGEABLE
Wrench,box and Open End,combinat
4820-01-434-777125258 INTERCHANGEABLE
Valve,angle
Paccar Winch Inc Dba Paccar Winch Division
5310-01-622-441223004K0001 INTERCHANGEABLE
Washer,flat
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
Cross-Reference Index
Part NumberManufacturer
25258 Eastern Air Devices Inc Dba Ead Motors (USA)
Related Parts
4730-00-213-8500INTERCHANGEABLE
ELBOW,FLANGE
AA7F358
6240-00-266-9940INTERCHANGEABLE
LAMP,INCANDESCENT
4920-00-567-8310INTERCHANGEABLE
TEST PLUG,AIRCRAFT COMPONENT
25258
5120-01-367-3368INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT
4820-01-434-7771INTERCHANGEABLE
VALVE,ANGLE
25258
5310-01-622-4412INTERCHANGEABLE
WASHER,FLAT
23004K0001

Frequently Asked Questions

What is NSN 6125-00-512-6851?

NSN 6125-00-512-6851 is a Motor-Generator, manufactured by Eastern Air Devices Inc Dba Ead Motors, classified under FSC 6125 (No Item Name Available). Status: active.

What are the part numbers for NSN 6125-00-512-6851?

NSN 6125-00-512-6851 has 1 cross-referenced part number: 25258 (Eastern Air Devices Inc Dba Ead Motors).

What NSN replaces 6125-00-512-6851?

There are 6 known substitutes for 6125-00-512-6851: 4730-00-213-8500, 6240-00-266-9940, 4920-00-567-8310 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 25258?

Key specifications for 25258: Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S); Duty Cycle: CONTINUOUS; Connection Type and Voltage Rating in Volts: 24.0 LINE TO NEUTRAL SINGLE INPUT; Frequency in Hertz: 400.0 OUTPUT. 16 total characteristics are documented in the Federal Logistics Information System.

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