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Technical Data Sheet
55L ✓ Verified by PartsTable
· MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The FUSE,CARTRIDGE is a the manufacturer industrial component. Key specifications include material: CERAMIC OR FIBER CASE, body_style: TELEPHONE TYPE, body_length: 4.062 INCHES NOMINAL IN, overall_length: 4.688 INCHES NOMINAL IN, terminal_length: 0.313 INCHES NOMINAL IN, overall_diameter: 0.438 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-199-9514, 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 55L
NSN: 5920-00-199-9514
FSC: 5920
CAGE: 77554 — RELIANCE COMM/TEC CORP RELIABLE ELECTRIC DIV UTILITY PRODUCTS (USA)
SPECIFICATIONS
materialCERAMIC OR FIBER CASE
body_styleTELEPHONE TYPE
body_length4.062 INCHES NOMINAL IN
overall_length4.688 INCHES NOMINAL IN
terminal_length0.313 INCHES NOMINAL IN
overall_diameter0.438 INCHES NOMINAL IN
features_providedNONRENEWABLE FUSIBLE ELEMENT
surface_treatmentNICKEL TERMINAL
interruption_indicator_methodOPAQUE BODY
maximum_voltage_rating_in_volts3500.0 AC AND 3000.0 DC
continuous_current_rating_in_amps7.000
circuit_over-current_interruption_typeNORMAL INSTANTANEOUS
NSN5920-00-199-9514
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available FUSE,CARTRIDGE TITLE COMPONENT PN 55L MFR FUSE,CARTRIDGE
KEY FEATURES
SURFACE TREATMENT: NICKEL TERMINAL
FEATURES PROVIDED: NONRENEWABLE FUSIBLE ELEMENT
CIRCUIT OVER-CURRENT INTERRUPTION TYPE: NORMAL INSTANTANEOUS
BODY LENGTH: 4.062 INCHES NOMINAL IN
CONTINUOUS CURRENT RATING IN AMPS: 7.000
OVERALL DIAMETER: 0.438 INCHES NOMINAL IN
MAXIMUM VOLTAGE RATING IN VOLTS: 3500.0 AC AND 3000.0 DC
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTNICKEL TERMINAL
FEATURES PROVIDEDNONRENEWABLE FUSIBLE ELEMENT
OVERALL LENGTH4.688 INCHES NOMINAL IN
CIRCUIT OVER-CURRENT INTERRUPTION TYPENORMAL INSTANTANEOUS
BODY LENGTH4.062 INCHES NOMINAL IN
CONTINUOUS CURRENT RATING IN AMPS7.000
OVERALL DIAMETER0.438 INCHES NOMINAL IN
MAXIMUM VOLTAGE RATING IN VOLTS3500.0 AC AND 3000.0 DC
TERMINAL LENGTH0.313 INCHES NOMINAL IN
INTERRUPTION INDICATOR METHODOPAQUE BODY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
11CInterchangeable
interchangeable cross-reference
interchangeable
A52Interchangeable
interchangeable cross-reference
interchangeable
AP52Interchangeable
interchangeable cross-reference
interchangeable
143ALInterchangeable
interchangeable cross-reference
interchangeable
3088Interchangeable
interchangeable cross-reference
interchangeable
28R2083Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 55L?
55L is a FUSE,CARTRIDGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 55L?
There are 17 known substitutes for 55L: 11C, A52, AP52 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 55L?
55L is cataloged in the Federal Logistics Information System (FLIS) under NSN 5920-00-199-9514. This indicates validated use in U.S. government and defense supply chains.
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