4A39B

View detailed technical data, stock status, and sourcing information for: 4A39B
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5945 Relays and Solenoids

National Stock Number

5945-01-023-1668

Item Name Code

03890

Assigment Date

06/12/1976 (50 years ago)

1.719 inches nominal overall length, 1.188 inches nominal overall width, hermetically sealed environmental protection, two 0.156 in. dia mtg holes spaced 1.437 in. c to c mounting configuration, 1.750 inches nominal overall height

Product Characteristics

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

Overall Length: 1.719 inches nominal
Overall Height: 1.750 inches nominal
Overall Width: 1.188 inches nominal
Environmental Protection: hermetically sealed
Mounting Configuration: two 0.156 in. dia mtg holes spaced 1.437 in. c to c
Structural Design: nonpile-up
Dc Operating Voltage Rating In Volts: 53.0 nominal
Contact Current Type: ac and dc
Contact Maximum Voltage Rating In Volts: 120.0
Contact Current Rating At Maximum Rated Voltage: 1.0 amperes resistive
Contact Maximum Rated Current: 5.0 amperes resistive
Contact Voltage Rating At Maximum Rated Current: 30.0
Contact Terminal Quantity: 12
Coil Terminal Quantity: 2
Pull-In Current: 21.0 milliamperes maximum
Coil Dc Resistance: 1.14 kilohms nominal
Contact Arrangement: 4pdt
Coil Winding Quantity: 1
Winding Characteristic: single wound untapped

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
4A-X1624	Rotary Relay
4A39B	Rotary Relay
4AS39B	Rotary Relay
LO2086	Rotary Relay

FAQs

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

What is the FSCG of the NSN 5945-01-023-1668?

The FSCG of the NSN 5945-01-023-1668 is 5945

Does the NSN 5945-01-023-1668 have a Schedule B code assigned?

Yes, the Schedule B code is 8536490075

Does NSN 5945-01-023-1668 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 5945-01-023-1668 contain precious materials?

Precious metal content is unknown

Does NSN 5945-01-023-1668 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 5945-01-023-1668 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Sat, Jun 12, 1976