SM18A4-4-1

View detailed technical data, stock status, and sourcing information for: SM18A4-4-1
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Federal Supply Group

Electric Wire, and Power and Distribution Equipment

Federal Supply Classification

6105 Electrical Motors

National Stock Number

6105-00-500-0144

Item Name Code

19258

Assigment Date

01/01/1961 (65 years ago)

1.750 inches overall height, 2.350 inches overall length, 13 identical ends spline quantity, 1.750 inches overall width, 0.108 inches nominal identical ends spline minor diameter

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Overall Height: 1.750 inches
Overall Length: 2.350 inches
Overall Width: 1.750 inches
Spline Minor Diameter: 0.108 inches nominal identical ends
Spline Quantity: 13 identical ends
Shaft Diameter: 0.176 inches minimum and 0.177 inches maximum identical ends
Current Type: ac input
Maximum Operating Altitude Rating: 50000.0 feet
Enclosure Feature: open protected
Spline Length: 0.120 inches nominal first end
Spline Length: 0.210 inches nominal second end
Mounting Method: flange
Mounting Facility Type And Quantity: 4 threaded hole
Cooling Method: ambient air
Control Field Impedance Rating In Ohms: 495.0
Control Field Winding Type: single winding w/center tap
Torque Rating And Type: 2.7 inch-ounces stalled
Inclosure Specification: commercial
Control Field Voltage Type And Rating In Volts: 57.5 ac and 115.0 ac
Features Provided: horizontal mounting position and vertical mounting position
Length Of Shaft From Housing: 0.120 inches first end
Length Of Shaft From Housing: 0.210 inches second end
Temp Rating: -65.0 operating celsius and 105.0 operating celsius
Mounting Facility Circle Diameter: 1.250 inches
Rotor Speed Rating In Rpm: 9500.0 single no load
Connection Type And Voltage Rating In Volts: 115.0 line to neutral single input
Shaft End Characteristic: a14 single style identical ends
Phase: single input
Frequency In Hertz: 400.0 input

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6105-00-691-9102	No Name Available	12/21/1965

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
435-17-0389	Control Motor
940504-2	Control Motor
SM18A4-4-1	Control Motor
SM18L	Control Motor
SM18L4-4-1	Control Motor

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 6105-00-500-0144?

The FSCG of the NSN 6105-00-500-0144 is 6105

Does the NSN 6105-00-500-0144 have a Schedule B code assigned?

Yes, the Schedule B code is 8412809000

Does NSN 6105-00-500-0144 require demilitarization?

"commerce control list items (ccli) - mut to the point of scrap required outside the united states. Inside the united states, mut is required when the demil integrity code (ic) is "3" and mut is not required when the demic is "6" (note 8)"

Does NSN 6105-00-500-0144 contain precious materials?

Precious metal content is unknown

Does NSN 6105-00-500-0144 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 6105-00-500-0144 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961