PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

Q56T17G2021Motor,alternating Current

Marathon Electric, Llc · NSN 6105-01-290-7639 · FSC 6105 · No Item Name Available
Verified by PartsTable
NSN 6105-01-290-7639 — this item is cataloged by the U.S. Government under National Stock Number 6105-01-290-7639. Primary manufacturer part number: Q56T17G2021.
Features
  • Motor,alternating Current — FSC 6105
  • Keyway Depth: 0.095 INCHES NOMINAL SINGLE END IN
  • Length of Shaft From Housing: 1.880 INCHES SINGLE END IN
  • Current Rating Method: LOAD
  • Shaft Diameter: 0.625 INCHES NOMINAL SINGLE END IN
  • Enclosure Feature: EXPLOSION PROOF
  • Mounting Method: FIXED BASE
  • Cooling Method: AMBIENT AIR
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
General Description

The Motor,alternating Current, cataloged under National Stock Number 6105-01-290-7639, 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 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6105-01-290-7639
Primary Part NumberQ56T17G2021
Item NameMotor,alternating Current
FSC / FSG6105 / 61 — No Item Name Available
ManufacturerMarathon Electric, Llc
StatusACTIVE
Keyway Depth0.095 INCHES NOMINAL SINGLE END IN
Length of Shaft From Housing1.880 INCHES SINGLE END IN
Current Rating MethodLOAD
Shaft Diameter0.625 INCHES NOMINAL SINGLE END IN
Enclosure FeatureEXPLOSION PROOF
Mounting MethodFIXED BASE
Cooling MethodAMBIENT AIR
Keyway Width0.190 INCHES NOMINAL SINGLE END IN
Temp Rating40.0 AMBIENT CELSIUS
Frequency in Hertz60.0 INPUT
Power Rating0.250 HORSEPOWER OUTPUT
PhaseTHREE INPUT
Keyway Length1.375 INCHES NOMINAL SINGLE END IN
Mounting Facility Type and Quantity4 SLOT
Rotor Speed Rating in RPM1800.0 SINGLE NO LOAD AND 1725.0 SINGLE FULL LOAD
Current Rating in Amps1.350 FIRST MULTIPLE OR 0.650 SECOND MULTIPLE INPUT
Shaft End StyleFLAT KEYWAY SINGLE END
Nominal Center to Center Distance Between Mounting Facilities Parallel to Width4.880 INCHES IN
Inclosure SpecificationNEMA
Shaft Center to Mounting Surface Distance3.500 INCHES SINGLE END IN
Nominal Center to Center Distance Between Mounting Facilities Parallel to Length3.000 INCHES IN
Connection Type and Voltage Rating in Volts230.0 LINE TO NEUTRAL FIRST MULTIPLE OR 460.0 LINE TO NEUTRAL SECOND MULTIPLE INPUT
Frame Size Designation56
Duty CycleCONTINUOUS
Winding TypeINDUCTION-SPLIT PHASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 4
5355-00-074-4482G64-1 INTERCHANGEABLE
Knob
Designatronics Incorporated Div Sterling Instruments Div
6850-00-281-4033 INTERCHANGEABLE
Silicone Compound
6850-00-927-9461 INTERCHANGEABLE
Silicone Compound
6850-01-031-8966 INTERCHANGEABLE
Silicone Compound
Cross-Reference Index
Part NumberManufacturer
Q56T17G2021 Marathon Electric, Llc (USA)
SQE56G17E35KW Gast Mfg Corp (USA)
G641 Marathon Electric, Llc (USA)
Related Parts
5355-00-074-4482INTERCHANGEABLE
KNOB
G64-1
6850-00-281-4033INTERCHANGEABLE
SILICONE COMPOUND
6850-00-927-9461INTERCHANGEABLE
SILICONE COMPOUND
6850-01-031-8966INTERCHANGEABLE
SILICONE COMPOUND

Frequently Asked Questions

What is NSN 6105-01-290-7639?

NSN 6105-01-290-7639 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 6105-01-290-7639?

NSN 6105-01-290-7639 has 3 cross-referenced part numbers: Q56T17G2021 (Marathon Electric, Llc), SQE56G17E35KW (Gast Mfg Corp), G641 (Marathon Electric, Llc).

What NSN replaces 6105-01-290-7639?

There are 4 known substitutes for 6105-01-290-7639: 5355-00-074-4482, 6850-00-281-4033, 6850-00-927-9461 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of Q56T17G2021?

Key specifications for Q56T17G2021: Overall Width: 6.480 INCHES IN; Keyway Depth: 0.095 INCHES NOMINAL SINGLE END IN; Length of Shaft From Housing: 1.880 INCHES SINGLE END IN; Current Rating Method: LOAD. 27 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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