PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

H531Motor,alternating Current

Marathon Electric, Llc · NSN 6105-01-261-4972 · FSC 6105 · No Item Name Available
Verified by PartsTable
NSN 6105-01-261-4972 — this item is cataloged by the U.S. Government under National Stock Number 6105-01-261-4972. Primary manufacturer part number: H531.
Features
  • Motor,alternating Current — FSC 6105
  • Frequency in Hertz: 60.0 INPUT
  • Shaft Diameter: 0.870 INCHES NOMINAL SINGLE END IN
  • Features Provided: HORIZONTAL MOUNTING POSITION
  • Keyway Width: 0.190 INCHES NOMINAL SINGLE END IN
  • Nominal Center to Center Distance Between Mounting Facilities Parallel to Width: 5.500 INCHES IN
  • Shaft Center to Mounting Surface Distance: 3.500 INCHES SINGLE END IN
  • Frame Size Designation: 145T
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
General Description

The Motor,alternating Current, cataloged under National Stock Number 6105-01-261-4972, is classified within Federal Supply Class 6105 (No Item Name Available) of the Electric Wire, Power, and Distribution Equipment group. The primary manufacturer of record is Marathon Electric, Llc. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6105-01-261-4972
Primary Part NumberH531
Item NameMotor,alternating Current
FSC / FSG6105 / 61 — No Item Name Available
ManufacturerMarathon Electric, Llc
StatusACTIVE
Frequency in Hertz60.0 INPUT
Shaft Diameter0.870 INCHES NOMINAL SINGLE END IN
Features ProvidedHORIZONTAL MOUNTING POSITION
Keyway Width0.190 INCHES NOMINAL SINGLE END IN
Nominal Center to Center Distance Between Mounting Facilities Parallel to Width5.500 INCHES IN
Shaft Center to Mounting Surface Distance3.500 INCHES SINGLE END IN
Frame Size Designation145T
Nominal Center to Center Distance Between Mounting Facilities Parallel to Length5.000 INCHES IN
Enclosure FeatureEXPLOSION PROOF
Mounting Facility Type and Quantity4 SLOT
Rotor Speed Rating in RPM1800.0 SINGLE NO LOAD
Keyway Length1.380 INCHES NOMINAL SINGLE END IN
Mounting MethodFIXED BASE
PhaseTHREE INPUT
Shaft End StyleFLAT KEYWAY SINGLE END
Current Rating in Amps2.400 SINGLE INPUT
Length of Shaft From Housing2.310 INCHES SINGLE END IN
Winding TypeINDUCTION-SQUIRREL CAGE
Inclosure SpecificationNEMA
Temp Rating40.0 AMBIENT CELSIUS
Duty CycleCONTINUOUS
Keyway Depth0.095 INCHES NOMINAL SINGLE END IN
Power Rating1.500 HORSEPOWER OUTPUT
Current Rating MethodLOAD
Connection Type and Voltage Rating in Volts230.0 LINE TO NEUTRAL FIRST MULTIPLE OR 460.0 LINE TO NEUTRAL SECOND MULTIPLE INPUT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 2
4320-00-239-5000H53-1 INTERCHANGEABLE
Pump Unit,centrifugal
Armstrong Pumps Inc
5315-01-499-8570H531 INTERCHANGEABLE
Key,machine
Sharp Industries Inc
Cross-Reference Index
Part NumberManufacturer
H531 Marathon Electric, Llc (USA)
145TTGS8026 Marathon Electric, Llc (USA)
Related Parts
4320-00-239-5000INTERCHANGEABLE
PUMP UNIT,CENTRIFUGAL
H53-1
5315-01-499-8570INTERCHANGEABLE
KEY,MACHINE
H531

Frequently Asked Questions

What is NSN 6105-01-261-4972?

NSN 6105-01-261-4972 is a Motor,alternating Current, manufactured by Marathon Electric, Llc, classified under FSC 6105 (No Item Name Available). Status: active.

What are the part numbers for NSN 6105-01-261-4972?

NSN 6105-01-261-4972 has 2 cross-referenced part numbers: H531 (Marathon Electric, Llc), 145TTGS8026 (Marathon Electric, Llc).

What NSN replaces 6105-01-261-4972?

There are 2 known substitutes for 6105-01-261-4972: 4320-00-239-5000, 5315-01-499-8570. Verify interchangeability with system specifications before substitution.

What are the specifications of H531?

Key specifications for H531: Frequency in Hertz: 60.0 INPUT; Shaft Diameter: 0.870 INCHES NOMINAL SINGLE END IN; Features Provided: HORIZONTAL MOUNTING POSITION; Keyway Width: 0.190 INCHES NOMINAL SINGLE END IN. 28 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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