PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7440Motor,alternating Current

Ward Leonard Ct Llc · NSN 6105-00-635-0490 · FSC 6105 · No Item Name Available
Verified by PartsTable
NSN 6105-00-635-0490 — this item is cataloged by the U.S. Government under National Stock Number 6105-00-635-0490. Primary manufacturer part number: 7440.
Features
  • Motor,alternating Current — FSC 6105
  • Terminal Type and Quantity: 3 SCREW
  • Flatted Portion Length: 1.5000 INCHES NOMINAL SINGLE END IN
  • Width Across Flats: 0.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM SINGLE END IN
  • Bearing Type: ANNULAR BALL
  • Length of Shaft From Housing: 1.625 INCHES SINGLE END IN
  • Features Provided: HORIZONTAL MOUNTING POSITION
  • Temp Rating: 40.0 OPERATING CELSIUS AND 50.0 AMBIENT CELSIUS
Applications
  • Mechanical power generation
  • Drive system operation
  • Auxiliary equipment operation
General Description

The Motor,alternating Current, cataloged under National Stock Number 6105-00-635-0490, 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 Ward Leonard Ct Llc. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6105-00-635-0490
Primary Part Number7440
Item NameMotor,alternating Current
FSC / FSG6105 / 61 — No Item Name Available
ManufacturerWard Leonard Ct Llc
StatusACTIVE
Terminal Type and Quantity3 SCREW
Flatted Portion Length1.5000 INCHES NOMINAL SINGLE END IN
Width Across Flats0.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM SINGLE END IN
Bearing TypeANNULAR BALL
Length of Shaft From Housing1.625 INCHES SINGLE END IN
Features ProvidedHORIZONTAL MOUNTING POSITION
Temp Rating40.0 OPERATING CELSIUS AND 50.0 AMBIENT CELSIUS
Hole Depth0.5620 INCHES NOMINAL SINGLE END IN
Duty CycleCONTINUOUS
Inclosure SpecificationMIL-STD-108
Connection Type and Voltage Rating in Volts440.0 LINE TO NEUTRAL SINGLE INPUT
Torque Rating and Type2.5 FOOT-POUNDS STARTING FT
Enclosure FeatureDRIPPROOF-15 DEG
Mounting Facility Circle Diameter7.750 INCHES IN
Shaft Rotation DirectionCLOCKWISE OR COUNTERCLOCKWISE SINGLE END
Shaft End StyleHOLLOW AND SQUARED SINGLE END
PhaseTHREE INPUT
Mounting MethodFLANGE
Shaft Diameter0.6250 INCHES NOMINAL SINGLE END IN
Winding TypeINDUCTION-SQUIRREL CAGE
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Frequency in Hertz60.0 INPUT
Hole Diameter0.2720 INCHES NOMINAL SINGLE END IN
Cooling MethodAMBIENT AIR
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6105-00-236-6487 (D83-941-1X)
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
6105-00-236-6487D83-941-1X SUCCESSOR
Motor,alternating Current
Electric Boat Corporation Div General Dynamics Electric Boat
6105-00-635-04917347 SUCCESSOR
Motor,alternating Current
Ward Leonard Ct Llc
5306-01-529-127025-529 SUCCESSOR
Bolt,assembled Washer
Crane Carrier Company, Llc
5306-01-600-534626410 SUCCESSOR
Bolt,shoulder
Fastenal Company
2930-00-064-788026410 INTERCHANGEABLE
Impeller,pump,centrifugal
Napco International Llc Dba Napco International Inc
5310-00-209-5296 INTERCHANGEABLE
Washer,flat
5935-00-259-4598 INTERCHANGEABLE
Connector,receptacle,electrical
6145-00-313-94297777 INTERCHANGEABLE
Wire,electrical
Belden Wire and Cable Co Wire and Cable Office
4940-00-391-4547 INTERCHANGEABLE
Blade,rotor
5310-00-460-580125529 INTERCHANGEABLE
Washer,spring Tension
Triumph Engine Control Systems Llc
Cross-Reference Index
Part NumberManufacturer
26410 Electric Apparatus Company (USA)
7777 Ward Leonard Ct Llc (USA)
3806ALT4PC31 Ward Leonard Ct Llc (USA)
25529 Electric Apparatus Company (USA)
17M10SERVICEACLASSA Naval Ship Systems Command (USA)
7440 PRIMARY Ward Leonard Ct Llc (USA)
Related Parts
SUCCESSOR 6105-00-236-6487 Motor,alternating Current · D83-941-1X
6105-00-635-0491SUCCESSOR
MOTOR,ALTERNATING CURRENT
7347
5306-01-529-1270SUCCESSOR
BOLT,ASSEMBLED WASHER
25-529
5306-01-600-5346SUCCESSOR
BOLT,SHOULDER
26410
2930-00-064-7880INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
26410
5310-00-209-5296INTERCHANGEABLE
WASHER,FLAT
5935-00-259-4598INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
6145-00-313-9429INTERCHANGEABLE
WIRE,ELECTRICAL
7777
4940-00-391-4547INTERCHANGEABLE
BLADE,ROTOR
5310-00-460-5801INTERCHANGEABLE
WASHER,SPRING TENSION
25529
4720-00-672-2728INTERCHANGEABLE
HOSE,PREFORMED
134MDP1
1005-00-957-4005INTERCHANGEABLE
PIN,FIRING
77-77

Frequently Asked Questions

What is NSN 6105-00-635-0490?

NSN 6105-00-635-0490 is a Motor,alternating Current, manufactured by Ward Leonard Ct Llc, classified under FSC 6105 (No Item Name Available). Status: active.

What are the part numbers for NSN 6105-00-635-0490?

NSN 6105-00-635-0490 has 6 cross-referenced part numbers: 26410 (Electric Apparatus Company), 7777 (Ward Leonard Ct Llc), 3806ALT4PC31 (Ward Leonard Ct Llc), 25529 (Electric Apparatus Company), 17M10SERVICEACLASSA (Naval Ship Systems Command) and 1 more.

What NSN replaces 6105-00-635-0490?

There are 12 known substitutes for 6105-00-635-0490: 6105-00-236-6487, 6105-00-635-0491, 5306-01-529-1270 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7440?

Key specifications for 7440: Terminal Type and Quantity: 3 SCREW; Overall Height: 10.188 INCHES IN; Flatted Portion Length: 1.5000 INCHES NOMINAL SINGLE END IN; Width Across Flats: 0.500 INCHES MINIMUM AND 1.625 INCHES MAXIMUM SINGLE END IN. 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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