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R251.250T1 — FUSE,CARTRIDGE

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

R251.250T1: FUSE,CARTRIDGE.

The FUSE,CARTRIDGE is a the manufacturer industrial component. Key specifications include body_style: PIGTAIL TYPE, overall_length: 0.280 INCHES NOMINAL IN, terminal_length: 1.000 INCHES NOMINAL IN, overall_diameter: 0.095 INCHES NOMINAL IN, features_provided: NONRENEWABLE FUSIBLE ELEMENT, surface_treatment: NICKEL TERMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5920-01-367-9278, 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→ R251.250T1
NSN: 5920-01-367-9278
FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
CAGE: 75915 — LITTELFUSE, INC. (USA)
SPECIFICATIONS
body_stylePIGTAIL TYPE
overall_length0.280 INCHES NOMINAL IN
terminal_length1.000 INCHES NOMINAL IN
overall_diameter0.095 INCHES NOMINAL IN
features_providedNONRENEWABLE FUSIBLE ELEMENT
surface_treatmentNICKEL TERMINAL
terminal_diameter0.0253 INCHES NOMINAL IN
interruption_indicator_methodVISIBLE ELEMENT
maximum_voltage_rating_in_volts125.0 AC
continuous_current_rating_in_amps0.250
circuit_over-current_interruption_typeNORMAL INSTANTANEOUS
NSN5920-01-367-9278
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSE,CARTRIDGE TITLE COMPONENT PN R251.250T1 MFR FUSE,CARTRIDGE
KEY FEATURES
•
CONTINUOUS CURRENT RATING IN AMPS: 0.250
•
TERMINAL DIAMETER: 0.0253 INCHES NOMINAL IN
•
BODY STYLE: PIGTAIL TYPE
•
OVERALL DIAMETER: 0.095 INCHES NOMINAL IN
•
TERMINAL LENGTH: 1.000 INCHES NOMINAL IN
•
INTERRUPTION INDICATOR METHOD: VISIBLE ELEMENT
•
FEATURES PROVIDED: NONRENEWABLE FUSIBLE ELEMENT
TECHNICAL CHARACTERISTICS
CONTINUOUS CURRENT RATING IN AMPS0.250
TERMINAL DIAMETER0.0253 INCHES NOMINAL IN
BODY STYLEPIGTAIL TYPE
OVERALL DIAMETER0.095 INCHES NOMINAL IN
TERMINAL LENGTH1.000 INCHES NOMINAL IN
OVERALL LENGTH0.280 INCHES NOMINAL IN
INTERRUPTION INDICATOR METHODVISIBLE ELEMENT
FEATURES PROVIDEDNONRENEWABLE FUSIBLE ELEMENT
SURFACE TREATMENTNICKEL TERMINAL
MAXIMUM VOLTAGE RATING IN VOLTS125.0 AC
SUBSTITUTES & CROSS-REFERENCES 3
251.250 T-R T1Reference document
Same NSN cross-reference
Reference document — Secondary reference
2110-0669Reference document
Same NSN cross-reference
Reference document — Secondary reference
0251.250XT1LSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is R251.250T1?
R251.250T1 is a FUSE,CARTRIDGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace R251.250T1?
There are 3 known substitutes for R251.250T1: 251.250 T-R T1, 2110-0669, 0251.250XT1L. Substitute compatibility should be verified for your specific system.
What is the NSN for R251.250T1?
R251.250T1 is cataloged in the U.S. Government catalog under NSN 5920-01-367-9278. 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.