1AQ4120

View detailed technical data, stock status, and sourcing information for: 1AQ4120
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5945 Relays and Solenoids

National Stock Number

5945-00-252-0991

Item Name Code

32512

Assigment Date

01/01/1963 (63 years ago)

2 winding quantity, 5.500 inches nominal overall length, 1 coil quantity, 5.280 inches nominal overall height, 3.430 inches nominal overall width

Product Characteristics

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

Overall Length: 5.500 inches nominal
Overall Height: 5.280 inches nominal
Overall Width: 3.430 inches nominal
Winding Quantity: 2
Coil Quantity: 1
Winding Dc Resistance Rating: 1.1 kilohms minimum first winding
Winding Dc Resistance Rating: 745.0 ohms maximum second winding
Duty Type: continuous
Nonpile-Up Main Contact Arrangement: 2 pole, single throw, normally open, momentary action
Time Delay: 0.50 seconds minimum and 3.50 seconds maximum adjustable release time
Nonpile-Up Auxiliary Contact Arrangement: 1 pole, single throw, normally closed, momentary action
Auxiliary Contact Maximum Voltage Rating In Volts: 125.0 dc
Operating Voltage Rating And Type At Specified Temp: 250.0 volts dc 25 deg celsius all windings
Main Contact Load Current Rating At Maximum Rated Voltage: 150.0 amperes dc resistive load
Main Contact Maximum Voltage Rating In Volts: 125.0 dc

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
1AQ4120	Electromagnetic Relay
37J890	Electromagnetic Relay
37J890REV8	Electromagnetic Relay

FAQs

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

What is the FSCG of the NSN 5945-00-252-0991?

The FSCG of the NSN 5945-00-252-0991 is 5945

Does the NSN 5945-00-252-0991 have a Schedule B code assigned?

Yes, the Schedule B code is 8536490075

Does NSN 5945-00-252-0991 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 5945-00-252-0991 contain precious materials?

Precious metal content is unknown

Does NSN 5945-00-252-0991 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 5945-00-252-0991 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963