PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

104400Motor-Generator

Arnold a Semler Inc · NSN 6125-00-509-5605 · FSC 6125 · No Item Name Available
Verified by PartsTable
NSN 6125-00-509-5605 — this item is cataloged by the U.S. Government under National Stock Number 6125-00-509-5605. Primary manufacturer part number: 104400.
Features
  • Motor-Generator — FSC 6125
  • Rotor Speed Rating in RPM: 1735.0 SINGLE FULL LOAD
  • Connection Type and Voltage Rating in Volts: 208.0 LINE TO NEUTRAL SINGLE INPUT
  • Duty Cycle: CONTINUOUS
  • Inclosure Specification: COMMERCIAL
  • Nominal Center to Center Distance Between Mounting Facilities Parallel to Length: 19.875 INCHES IN
  • Frequency in Hertz: 60.0 INPUT
  • Frequency in Hertz: 400.0 OUTPUT
Applications
  • Electrical power distribution
  • Generator and power systems
  • Industrial motor installations
General Description

The Motor-Generator, cataloged under National Stock Number 6125-00-509-5605, 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 Arnold a Semler Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6125-00-509-5605
Primary Part Number104400
Item NameMotor-Generator
FSC / FSG6125 / 61 — No Item Name Available
ManufacturerArnold a Semler Inc
StatusACTIVE
Rotor Speed Rating in RPM1735.0 SINGLE FULL LOAD
Connection Type and Voltage Rating in Volts208.0 LINE TO NEUTRAL SINGLE INPUT
Duty CycleCONTINUOUS
Inclosure SpecificationCOMMERCIAL
Nominal Center to Center Distance Between Mounting Facilities Parallel to Length19.875 INCHES IN
Frequency in Hertz60.0 INPUT
Frequency in Hertz400.0 OUTPUT
Nominal Center to Center Distance Between Mounting Facilities Parallel to Width15.000 INCHES IN
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Temp Rating40.0 AMBIENT CELSIUS
Enclosure FeatureTOTALLY ENCLOSED
Current TypeAC INPUT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6695-00-922-3319104400 INTERCHANGEABLE
Meter,pointer Verti
Symetrics Industries, Llc Dba Extant Aerospace Div Symetrics Industries Dba Extant Aerospace
5330-01-127-0424104400 INTERCHANGEABLE
Packing,preformed
Huck International, Inc. Div Kingston Operations
5930-01-270-6866104-400 INTERCHANGEABLE
Switch,electrical
L-3 Communications Microdyne
4820-01-515-716540611-8 PC NO 26 INTERCHANGEABLE
Ring,valve Piston
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5930-01-715-0727104400 INTERCHANGEABLE
Switch,rotary
O F Mossberg & Sons Inc
Cross-Reference Index
Part NumberManufacturer
PU126U Joint Electronics Type Designation System (USA)
104400 PRIMARY Arnold a Semler Inc (USA)
Related Parts
6695-00-922-3319INTERCHANGEABLE
METER,POINTER VERTI
104400
5330-01-127-0424INTERCHANGEABLE
PACKING,PREFORMED
104400
5930-01-270-6866INTERCHANGEABLE
SWITCH,ELECTRICAL
104-400
4820-01-515-7165INTERCHANGEABLE
RING,VALVE PISTON
40611-8 PC NO 26
5930-01-715-0727INTERCHANGEABLE
SWITCH,ROTARY
104400

Frequently Asked Questions

What is NSN 6125-00-509-5605?

NSN 6125-00-509-5605 is a Motor-Generator, manufactured by Arnold a Semler Inc, classified under FSC 6125 (No Item Name Available). Status: active.

What are the part numbers for NSN 6125-00-509-5605?

NSN 6125-00-509-5605 has 2 cross-referenced part numbers: PU126U (Joint Electronics Type Designation System), 104400 (Arnold a Semler Inc).

What NSN replaces 6125-00-509-5605?

There are 5 known substitutes for 6125-00-509-5605: 6695-00-922-3319, 5330-01-127-0424, 5930-01-270-6866 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 104400?

Key specifications for 104400: Overall Width: 19.000 INCHES IN; Rotor Speed Rating in RPM: 1735.0 SINGLE FULL LOAD; Connection Type and Voltage Rating in Volts: 208.0 LINE TO NEUTRAL SINGLE INPUT; Duty Cycle: CONTINUOUS. 17 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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