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SL1021B250R — ARRESTER,ELECTRICAL SURGE

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

SL1021B250R: ARRESTER,ELECTRICAL SURGE.

The ARRESTER,ELECTRICAL SURGE is a the manufacturer industrial component. Key specifications include arrester_type: GAS, body_material: CERAMIC OR TIN, end_item_identification: COMPUTER SET,FIELD ARTILLERY,GENERAL, part_name_assigned_by_controlling_agency: ARRESTER,ELECTRICAL SURGE. This part is cataloged in the U.S.

Government catalog under NSN 5920-01-690-5920, 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→ SL1021B250R
NSN: 5920-01-690-5920
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 75915 — LITTELFUSE, INC. (USA)
SPECIFICATIONS
arrester_typeGAS
body_materialCERAMIC OR TIN
end_item_identificationCOMPUTER SET,FIELD ARTILLERY,GENERAL
part_name_assigned_by_controlling_agencyARRESTER,ELECTRICAL SURGE
NSN5920-01-690-5920
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available ARRESTER,ELECTRICAL SURGE TITLE COMPONENT PN SL1021B250R MFR ARRESTER,ELECTRICAL SU
KEY FEATURES
•
ARRESTER TYPE: GAS
•
BODY MATERIAL: CERAMIC OR TIN
TECHNICAL CHARACTERISTICS
ARRESTER TYPEGAS
BODY MATERIALCERAMIC OR TIN
PART NAME ASSIGNED BY CONTROLLING AGENCYARRESTER,ELECTRICAL SURGE
END ITEM IDENTIFICATIONCOMPUTER SET,FIELD ARTILLERY,GENERAL
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 SL1021B250R?
SL1021B250R is a ARRESTER,ELECTRICAL SURGE. It is classified as a MRO (MRO_GENERAL).
What is the NSN for SL1021B250R?
SL1021B250R is cataloged in the U.S. Government catalog under NSN 5920-01-690-5920. 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.