PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MG153Motor-Generator

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 6125-00-185-1074 · FSC 6125 · No Item Name Available
Verified by PartsTable
NSN 6125-00-185-1074 — this item is cataloged by the U.S. Government under National Stock Number 6125-00-185-1074. Primary manufacturer part number: MG153.
Features
  • Motor-Generator — FSC 6125
  • Frequency in Hertz: 400.0 OUTPUT
  • Nominal Center to Center Distance Between Mounting Facilities Parallel to Length: 4.000 INCHES IN
  • Phase: SINGLE OR THREE OUTPUT
  • Nominal Center to Center Distance Between Mounting Facilities Parallel to Width: 4.000 INCHES IN
  • Rotor Speed Rating in RPM: 7500.0 SINGLE NO LOAD AND 8500.0 SINGLE FULL LOAD
  • Enclosure Feature: OPEN
  • Inclosure Specification: COMMERCIAL
Applications
  • Electrical power distribution
  • Generator and power systems
  • Industrial motor installations
General Description

The Motor-Generator, cataloged under National Stock Number 6125-00-185-1074, 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 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6125-00-185-1074
Primary Part NumberMG153
Item NameMotor-Generator
FSC / FSG6125 / 61 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Frequency in Hertz400.0 OUTPUT
Nominal Center to Center Distance Between Mounting Facilities Parallel to Length4.000 INCHES IN
PhaseSINGLE OR THREE OUTPUT
Nominal Center to Center Distance Between Mounting Facilities Parallel to Width4.000 INCHES IN
Rotor Speed Rating in RPM7500.0 SINGLE NO LOAD AND 8500.0 SINGLE FULL LOAD
Enclosure FeatureOPEN
Inclosure SpecificationCOMMERCIAL
Current TypeDC INPUT
Maximum Operating Altitude Rating40000.0 FEET FT
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Duty CycleCONTINUOUS
Connection Type and Voltage Rating in Volts26.0 LINE TO LINE LOW OR 115.0 LINE TO LINE HIGH OUTPUT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5910-00-104-9654252-54 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
Dukes Aerospace, Inc.
5365-00-109-056125254 INTERCHANGEABLE
Spacer,sleeve
Triumph Engine Control Systems Llc
5133-00-228-1409 INTERCHANGEABLE
Drill,twist
2805-00-358-2321AA7I209 INTERCHANGEABLE
Cup
American Terra Vehicles Inc
5935-00-518-7072 INTERCHANGEABLE
Connector,receptacle,electrical
5950-00-706-9465 INTERCHANGEABLE
Transformer,audio Frequency
5330-01-170-8635 INTERCHANGEABLE
Seal,kit
5120-01-367-3366 INTERCHANGEABLE
Wrench,box and Open End,combinat
5975-01-538-0573 INTERCHANGEABLE
Box Assy,high Volta
Cross-Reference Index
Part NumberManufacturer
MG153 Westinghouse Electric Corp (USA)
MG153 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
MG153 Eastern Air Devices Inc Dba Ead Motors (USA)
25254 Eastern Air Devices Inc Dba Ead Motors (USA)
Related Parts
5910-00-104-9654INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
252-54
5365-00-109-0561INTERCHANGEABLE
SPACER,SLEEVE
25254
5133-00-228-1409INTERCHANGEABLE
DRILL,TWIST
2805-00-358-2321INTERCHANGEABLE
CUP
AA7I209
5935-00-518-7072INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5950-00-706-9465INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5330-01-170-8635INTERCHANGEABLE
SEAL,KIT
5120-01-367-3366INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT
5975-01-538-0573INTERCHANGEABLE
BOX ASSY,HIGH VOLTA

Frequently Asked Questions

What is NSN 6125-00-185-1074?

NSN 6125-00-185-1074 is a Motor-Generator, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 6125 (No Item Name Available). Status: active.

What are the part numbers for NSN 6125-00-185-1074?

NSN 6125-00-185-1074 has 4 cross-referenced part numbers: MG153 (Westinghouse Electric Corp), MG153 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), MG153 (Eastern Air Devices Inc Dba Ead Motors), 25254 (Eastern Air Devices Inc Dba Ead Motors).

What NSN replaces 6125-00-185-1074?

There are 9 known substitutes for 6125-00-185-1074: 5910-00-104-9654, 5365-00-109-0561, 5133-00-228-1409 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MG153?

Key specifications for MG153: Overall Width: 5.750 INCHES IN; Frequency in Hertz: 400.0 OUTPUT; Nominal Center to Center Distance Between Mounting Facilities Parallel to Length: 4.000 INCHES IN; Phase: SINGLE OR THREE OUTPUT. 15 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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