PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

275BMotor-Generator

Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc · NSN 6125-00-544-4125 · FSC 6125 · No Item Name Available
Verified by PartsTable
NSN 6125-00-544-4125 — this item is cataloged by the U.S. Government under National Stock Number 6125-00-544-4125. Primary manufacturer part number: 275B.
Features
  • Motor-Generator — FSC 6125
  • Current Type: AC INPUT
  • Duty Cycle: CONTINUOUS
  • Temp Rating: 40.0 AMBIENT CELSIUS
  • Connection Type and Voltage Rating in Volts: 220.0 LINE TO NEUTRAL FIRST MULTIPLE OR 440.0 LINE TO NEUTRAL SECOND MULTIPLE INPUT
  • Rotor Speed Rating in RPM: 3510.0 SINGLE FULL LOAD
  • Mounting Facility Type and Quantity: 4 UNTHREADED HOLE(S)
  • Phase: THREE INPUT
Applications
  • Electrical power distribution
  • Generator and power systems
  • Industrial motor installations
General Description

The Motor-Generator, cataloged under National Stock Number 6125-00-544-4125, 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 Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6125-00-544-4125
Primary Part Number275B
Item NameMotor-Generator
FSC / FSG6125 / 61 — No Item Name Available
ManufacturerDucommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
StatusACTIVE
Current TypeAC INPUT
Duty CycleCONTINUOUS
Temp Rating40.0 AMBIENT CELSIUS
Connection Type and Voltage Rating in Volts220.0 LINE TO NEUTRAL FIRST MULTIPLE OR 440.0 LINE TO NEUTRAL SECOND MULTIPLE INPUT
Rotor Speed Rating in RPM3510.0 SINGLE FULL LOAD
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
PhaseTHREE INPUT
Frequency in Hertz60.0 INPUT
Connection Type and Voltage Rating in Volts115.0 LINE TO LINE SINGLE OUTPUT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
7510-00-079-76047010373205 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
3m Company
2520-00-152-8352216055 INTERCHANGEABLE
Hub
Clark Material Handling Company
5945-00-247-83648193581 INTERCHANGEABLE
Relay,electromagnetic
Us Army Aviation and Missile Command
5965-00-314-529800-4516 INTERCHANGEABLE
Headset,electrical
Avox Systems Inc Dba Avox Systems Inc
4330-00-379-1755 INTERCHANGEABLE
Cleaning Rod,filter
6625-00-710-3174 INTERCHANGEABLE
Voltmeter
6240-00-752-24224516 INTERCHANGEABLE
Lamp,incandescent
Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
5935-01-017-3277 INTERCHANGEABLE
Connector,plug,electrical
6140-01-172-84574516 INTERCHANGEABLE
Duel,selector Cell
Hose-Mccann Telephone Co, Inc
5962-01-300-2196507404-1 INTERCHANGEABLE
Microcircuit,digital
L3harris Technologies, Inc. Dba Harris Corporation
Cross-Reference Index
Part NumberManufacturer
507404-1 Instruments and Flight Research, Inc. (USA)
12-102-015 Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (USA)
4516 Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (USA)
275B PRIMARY Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (USA)
Related Parts
7510-00-079-7604INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
7010373205
2520-00-152-8352INTERCHANGEABLE
HUB
216055
5945-00-247-8364INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
8193581
5965-00-314-5298INTERCHANGEABLE
HEADSET,ELECTRICAL
00-4516
4330-00-379-1755INTERCHANGEABLE
CLEANING ROD,FILTER
6625-00-710-3174INTERCHANGEABLE
VOLTMETER
6240-00-752-2422INTERCHANGEABLE
LAMP,INCANDESCENT
4516
5935-01-017-3277INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
6140-01-172-8457INTERCHANGEABLE
DUEL,SELECTOR CELL
4516
5962-01-300-2196INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
507404-1
5120-01-335-0843INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5985-01-346-0624INTERCHANGEABLE
ATTENUATOR,FIXED
995580-006

Frequently Asked Questions

What is NSN 6125-00-544-4125?

NSN 6125-00-544-4125 is a Motor-Generator, manufactured by Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc, classified under FSC 6125 (No Item Name Available). Status: active.

What are the part numbers for NSN 6125-00-544-4125?

NSN 6125-00-544-4125 has 4 cross-referenced part numbers: 507404-1 (Instruments and Flight Research, Inc.), 12-102-015 (Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc), 4516 (Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc), 275B (Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc).

What NSN replaces 6125-00-544-4125?

There are 12 known substitutes for 6125-00-544-4125: 7510-00-079-7604, 2520-00-152-8352, 5945-00-247-8364 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 275B?

Key specifications for 275B: Overall Length: 20.000 INCHES IN; Current Type: AC INPUT; Duty Cycle: CONTINUOUS; Temp Rating: 40.0 AMBIENT CELSIUS. 12 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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