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730400 — ARRESTER,ELECTRICAL SURGE

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

730400: ARRESTER,ELECTRICAL SURGE.

The ARRESTER,ELECTRICAL SURGE is a the manufacturer industrial component. Key specifications include usage_design: INDOOR, arrester_type: AIR GAP, body_material: GLASS, overall_width: 0.453 INCHES MINIMUM AND 0.495 INCHES MAXIMUM IN, terminal_type: SOLDER STUD AND THREADED STUD, overall_height: 0.755 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5920-00-032-3316, 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→ 730400
NSN: 5920-00-032-3316
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 83311 — UNISON INDUSTRIES, LLC DBA UNISON INDUSTRIES INC (USA)
SPECIFICATIONS
usage_designINDOOR
arrester_typeAIR GAP
body_materialGLASS
overall_width0.453 INCHES MINIMUM AND 0.495 INCHES MAXIMUM IN
terminal_typeSOLDER STUD AND THREADED STUD
overall_height0.755 INCHES MAXIMUM IN
overall_length1.196 INCHES MINIMUM AND 1.434 INCHES MAXIMUM IN
mounting_methodTHREADED STUD(S)
breakdown_voltage400.000 VOLTS MINIMUM AND 600.000 VOLTS MAXIMUM
terminal_quantity2
mounting_configurationONE 6-32 UNC CLASS 2A THD A
NSN5920-00-032-3316
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ARRESTER,ELECTRICAL SURGE TITLE COMPONENT PN 730400 MFR ARRESTER,ELECTRICAL SU
KEY FEATURES
•
TERMINAL QUANTITY: 2
•
USAGE DESIGN: INDOOR
•
TERMINAL TYPE: SOLDER STUD AND THREADED STUD
•
MOUNTING METHOD: THREADED STUD(S)
•
BREAKDOWN VOLTAGE: 400.000 VOLTS MINIMUM AND 600.000 VOLTS MAXIMUM
•
ARRESTER TYPE: AIR GAP
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.755 INCHES MAXIMUM IN
TERMINAL QUANTITY2
USAGE DESIGNINDOOR
TERMINAL TYPESOLDER STUD AND THREADED STUD
MOUNTING METHODTHREADED STUD(S)
BREAKDOWN VOLTAGE400.000 VOLTS MINIMUM AND 600.000 VOLTS MAXIMUM
ARRESTER TYPEAIR GAP
OVERALL LENGTH1.196 INCHES MINIMUM AND 1.434 INCHES MAXIMUM IN
OVERALL WIDTH0.453 INCHES MINIMUM AND 0.495 INCHES MAXIMUM IN
BODY MATERIALGLASS
SUBSTITUTES & CROSS-REFERENCES 3
928051-2Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
73040DReference document
Same NSN cross-reference
Reference document — Secondary reference
73040Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 730400?
730400 is a ARRESTER,ELECTRICAL SURGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 730400?
There are 3 known substitutes for 730400: 928051-2, 73040D, 73040. Substitute compatibility should be verified for your specific system.
What is the NSN for 730400?
730400 is cataloged in the U.S. Government catalog under NSN 5920-00-032-3316. 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.