A-957CA

View detailed technical data, stock status, and sourcing information for: A-957CA
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5945 Relays and Solenoids

National Stock Number

5945-01-216-6171

Item Name Code

32512

Assigment Date

09/13/1985 (40 years ago)

4.120 inches maximum overall height, 4.060 inches maximum overall width, 3.500 inches nominal single mounting facility center to center distance between mounting facilities parallel to width, 5.500 inches nominal single mounting facility center to center distance between mounting facilities parallel to length, 6.060 inches maximum overall length

Product Characteristics

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

Overall Length: 6.060 inches maximum
Center To Center Distance Between Mounting Facilities Parallel To Length: 5.500 inches nominal single mounting facility
Center To Center Distance Between Mounting Facilities Parallel To Width: 3.500 inches nominal single mounting facility
Overall Height: 4.120 inches maximum
Overall Width: 4.060 inches maximum
Case Material: unable to decode
Environmental Protection: hermetic
Unthreaded Mounting Hole Diameter: 0.196 inches nominal single mounting facility
Fragility Factor: moderately rugged
End Item Identification: power panel
Winding Quantity: 1
Purpose For Which Designed: general
Coil Quantity: 1
Duty Type: continuous
Arc Quenching Method: air
Mounting Facility Type And Quantity: unable to decode
Storage Type: general purpose warehouse
Cubic Measure: 101.366 cubic inches
Mounting Facility Pattern: rectangular single mounting facility
Nonpile-Up Main Contact Arrangement: 3 pole, single throw, normally open, momentary action
Nonpile-Up Auxiliary Contact Arrangement: 1 pole, double throw, one position momentary
Auxiliary Contact Maximum Voltage Rating In Volts: 28.0 dc
Operating Voltage Rating And Type At Specified Temp: 24.0 volts dc 25 deg celsius single winding
Main Contact Load Current Rating At Maximum Rated Voltage: 5.0 amperes dc resistive load
Main Contact Maximum Voltage Rating In Volts: 28.0 dc
Auxiliary Contact Load Current Rating At Maximum Rated Voltage: 5.0 amperes dc resistive load
Terminal Type And Quantity: 11 screw all functions

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
A-957CA	Electromagnetic Relay

FAQs

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

What is the FSCG of the NSN 5945-01-216-6171?

The FSCG of the NSN 5945-01-216-6171 is 5945

Does the NSN 5945-01-216-6171 have a Schedule B code assigned?

Yes, the Schedule B code is 8536410020

Does NSN 5945-01-216-6171 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5945-01-216-6171 contain precious materials?

Item does not contain precious metal.

Does NSN 5945-01-216-6171 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 5945-01-216-6171 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Fri, Sep 13, 1985