5920-01-121-8021

Find complete technical information, availability, and procurement data for: 5920-01-121-8021
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Federal Supply Group

Electrical and Electronic Equipment Components

Federal Supply Classification

5920 Fuses, Arrestors, Absorbers and Protectors

National Stock Number

5920-01-121-8021

Item Name Code

00381

Assigment Date

11/08/1981 (44 years ago)

A circuit-protecting device which provides a discharge path for abnormal surges of high potential while consuming little or no power at normal operating voltage. Excludes:items which absorb continuously recurring cyclic pulses. For resistors which are sensitive to voltage changes or used as elements in surge arresters, see resistor, voltage sensitive. See also absorber, overvoltage; and cutout disk, protective.

2.750 inches maximum overall length, indoor and outdoor usage design, 2 terminal quantity, 2.750 inches nominal overall diameter, six equally spaced 0.177 in. diameter holes on 2.375 in. diameter bolt circle mtd in any position mounting configuration

Product Characteristics

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

Terminal Quantity: 2
Overall Length: 2.750 inches maximum
Overall Diameter: 2.750 inches nominal
Usage Design: indoor and outdoor
Mounting Configuration: six equally spaced 0.177 in. diameter holes on 2.375 in. diameter bolt circle mtd in any position
Breakdown Voltage: 3.000 kilovolts minimum and 12.000 kilovolts maximum
Mounting Method: bolt
Body Material: ceramic
Terminal Type: threaded stud and screw

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
1903-12	Electrical Surge Arrester
2938663-1	Electrical Surge Arrester

FAQs

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

What is the FSCG of the NSN 5920-01-121-8021?

The FSCG of the NSN 5920-01-121-8021 is 5920

Does the NSN 5920-01-121-8021 have a Schedule B code assigned?

Yes, the Schedule B code is 8535400000

Does NSN 5920-01-121-8021 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 5920-01-121-8021 contain precious materials?

Item does not contain precious metal.

Does NSN 5920-01-121-8021 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5920-01-121-8021 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Sun, Nov 8, 1981