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TRF250-180 — BLOCK,TELEPHONE PROTECTOR

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

TRF250-180: BLOCK,TELEPHONE PROTECTOR.

The BLOCK,TELEPHONE PROTECTOR is a the manufacturer industrial component. Key specifications include shape: CYLINDRICAL, material: COPPER ALLOY, overall_width: 0.15 INCHES NOMINAL IN, overall_length: 0.66 INCHES NOMINAL IN, special_features: EPOXY POLYMER COATING, part_name_assigned_by_controlling_agency: OVER CURRENT PROTECTION DEVICE. This part is cataloged in the U.S.

Government catalog under NSN 5920-01-695-9119, 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→ TRF250-180
NSN: 5920-01-695-9119
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 00779 — TE CONNECTIVITY CORPORATION (USA)
SPECIFICATIONS
shapeCYLINDRICAL
materialCOPPER ALLOY
overall_width0.15 INCHES NOMINAL IN
overall_length0.66 INCHES NOMINAL IN
special_featuresEPOXY POLYMER COATING
part_name_assigned_by_controlling_agencyOVER CURRENT PROTECTION DEVICE
NSN5920-01-695-9119
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available BLOCK,TELEPHONE PROTECTOR TITLE COMPONENT PN TRF250-180 MFR BLOCK,TELEPHONE PROTEC
KEY FEATURES
•
SHAPE: CYLINDRICAL
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
SHAPECYLINDRICAL
OVERALL LENGTH0.66 INCHES NOMINAL IN
OVERALL WIDTH0.15 INCHES NOMINAL IN
SPECIAL FEATURESEPOXY POLYMER COATING
PART NAME ASSIGNED BY CONTROLLING AGENCYOVER CURRENT PROTECTION DEVICE
MATERIALCOPPER ALLOY
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 TRF250-180?
TRF250-180 is a BLOCK,TELEPHONE PROTECTOR. It is classified as a MRO (MRO_GENERAL).
What is the NSN for TRF250-180?
TRF250-180 is cataloged in the U.S. Government catalog under NSN 5920-01-695-9119. 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.