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HWC53 — ARRESTER,ELECTRICAL SURGE

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

HWC53: ARRESTER,ELECTRICAL SURGE.

The ARRESTER,ELECTRICAL SURGE is a the manufacturer industrial component. Key specifications include overall_width: 4.9 INCHES NOMINAL IN, overall_height: 4.0 INCHES NOMINAL IN, overall_length: 9.6 INCHES NOMINAL IN, mounting_configuration: EXTERNAL/PARALLEL, end_item_identification: OK-410(V)4 U159, part_name_assigned_by_controlling_agency: HARD WIRED SURGE PROTECTIVE DEVICE. This part is cataloged in the U.S.

Government catalog under NSN 5920-01-731-0541, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MRO→ MRO_GENERAL→ HWC53
NSN: 5920-01-731-0541
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 4T466 — SQUARE D CO (USA)
SPECIFICATIONS
overall_width4.9 INCHES NOMINAL IN
overall_height4.0 INCHES NOMINAL IN
overall_length9.6 INCHES NOMINAL IN
mounting_configurationEXTERNAL/PARALLEL
end_item_identificationOK-410(V)4 U159
part_name_assigned_by_controlling_agencyHARD WIRED SURGE PROTECTIVE DEVICE
NSN5920-01-731-0541
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ARRESTER,ELECTRICAL SURGE TITLE COMPONENT PN HWC53 MFR ARRESTER,ELECTRICAL SU
KEY FEATURES
•
MOUNTING CONFIGURATION: EXTERNAL/PARALLEL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT4.0 INCHES NOMINAL IN
OVERALL LENGTH9.6 INCHES NOMINAL IN
OVERALL WIDTH4.9 INCHES NOMINAL IN
SPECIAL FEATURES480 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
MOUNTING CONFIGURATIONEXTERNAL/PARALLEL
PART NAME ASSIGNED BY CONTROLLING AGENCYHARD WIRED SURGE PROTECTIVE DEVICE
END ITEM IDENTIFICATIONOK-410(V)4 U159
OTHER ITEMS IN FSC 5920 — Fuses, Arrestors, Absorbers, and Protectors
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5920-00-001-3111 5920-00-001-3260 5920-00-001-3261 5920-00-001-3262 5920-00-001-3263 5920-00-001-3264 5920-00-001-3296 5920-00-001-3840
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is HWC53?
HWC53 is a ARRESTER,ELECTRICAL SURGE. It is classified as a MRO (MRO_GENERAL).
What is the NSN for HWC53?
HWC53 is cataloged in the U.S. Government catalog under NSN 5920-01-731-0541. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.