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1903-28 — ARRESTER,ELECTRICAL SURGE

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

1903-28: ARRESTER,ELECTRICAL SURGE.

The ARRESTER,ELECTRICAL SURGE is a the manufacturer industrial component. Key specifications include usage_design: OUTDOOR, arrester_type: RESISTOR, terminal_type: THREADED STUD, overall_length: 3.125 INCHES MINIMUM AND 3.250 INCHES MAXIMUM IN, mounting_method: HOLE, overall_diameter: 0.275 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5920-01-555-0485, 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→ 1903-28
NSN: 5920-01-555-0485
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 02101 — OECO, LLC DBA PACIFIC SCIENTIFIC OECO (USA)
SPECIFICATIONS
usage_designOUTDOOR
arrester_typeRESISTOR
terminal_typeTHREADED STUD
overall_length3.125 INCHES MINIMUM AND 3.250 INCHES MAXIMUM IN
mounting_methodHOLE
overall_diameter0.275 INCHES NOMINAL IN
terminal_quantity1
mounting_configurationSIX 0.177 IN. DIA. MTG. HOLES EQUALLY SPACED ON 2.385 DIA. IN
NSN5920-01-555-0485
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ARRESTER,ELECTRICAL SURGE TITLE COMPONENT PN 1903-28 MFR ARRESTER,ELECTRICAL SU
KEY FEATURES
•
TERMINAL QUANTITY: 1
•
USAGE DESIGN: OUTDOOR
•
TERMINAL TYPE: THREADED STUD
•
OVERALL DIAMETER: 0.275 INCHES NOMINAL IN
•
MOUNTING METHOD: HOLE
•
ARRESTER TYPE: RESISTOR
•
MOUNTING CONFIGURATION: SIX 0.177 IN. DIA. MTG. HOLES EQUALLY SPACED ON 2.385 DIA. IN
TECHNICAL CHARACTERISTICS
TERMINAL QUANTITY1
USAGE DESIGNOUTDOOR
TERMINAL TYPETHREADED STUD
OVERALL DIAMETER0.275 INCHES NOMINAL IN
MOUNTING METHODHOLE
ARRESTER TYPERESISTOR
OVERALL LENGTH3.125 INCHES MINIMUM AND 3.250 INCHES MAXIMUM IN
MOUNTING CONFIGURATIONSIX 0.177 IN. DIA. MTG. HOLES EQUALLY SPACED ON 2.385 DIA. IN
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1903-28?
1903-28 is a ARRESTER,ELECTRICAL SURGE. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 1903-28?
1903-28 is cataloged in the U.S. Government catalog under NSN 5920-01-555-0485. 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.