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NSN HWC53

Electrical Surge Arrester

external/parallel mounting configuration, 4.0 inches nominal overall height, 9.6 inches nominal overall length, ok-410(v)4 u159 end item identification, hard wired surge protective device part name assigned by controlling agency.

NSN 5920-01-731-0541 Datasheet

(NSN) National Stock Number
5920-01-731-0541
(FSC) Federal Supply Classification
5920 - Fuses, Arrestors, Absorbers and Protectors
(NIIN) National Item Identification Number
01-731-0541
Requires Demilitarization
Yes
(INC) Item Name Code
00381
Date
Mon, Jun 23, 2025
Schedule B Code
8535400000
End Item Identification
ok-410(v)4 u159
Part Name Assigned By Controlling Agency
hard wired surge protective device
Mounting Configuration
external/parallel
Overall Height
4.0 inches nominal
Overall Length
9.6 inches nominal
Overall Width
4.9 inches nominal
Special Features
480 volt; 300 kiloamperes; short circuit current rating withstand: 200,000 amperes; operating frequency: 50/60 hertz; enclosure; nema 4x polycarbonate; lead wires: 10 (awg) american wire gauge; operating temperature: -35 degrees celcius to +85 degrees celcius

Identification

Demilitarization Code
A - 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.
Precious Metals Indicator
U - Precious metal content is unknown
Hazardous Metals Indicator
P - 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.
Pseudo Item Name Code
0000381

Cross Reference

CAGE Codes

4T466
Square D Co
U.s./canadian manufacturers

Freight Information

Schedule B & Trade

Schedule B
8535-40-0000
Description
lightning arrestors, voltage limiters and surge suppressors, for voltage exceeding 1000 v
End Use
20005 - Electric apparatus
Unit of Quantity
NO
USDA
Yes
(SITC) Standard International Trade Classification
77245
(NAICS) North American Industrial Classification System
335931

Questions & Answers

  1. What is the FSCG of the NSN 5920-01-731-0541?

    The FSCG of the NSN 5920-01-731-0541 is 5920

  2. Does the NSN 5920-01-731-0541 have a Schedule B code assigned?

    Yes, the Schedule B code is 8535400000

  3. Does NSN 5920-01-731-0541 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.

  4. Does NSN 5920-01-731-0541 contain precious materials?

    Precious metal content is unknown

  5. Does NSN 5920-01-731-0541 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.

  6. When the NSN 5920-01-731-0541 was assigned to the Federal Catalog?

    It was assigned 1 year ago, on Mon, Jun 23, 2025

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