PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A050F150Fuse,cartridge

Carbone-Ferraz Inc · NSN 5920-00-421-5655 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-421-5655 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-421-5655. Primary manufacturer part number: A050F150.
Features
  • Fuse,cartridge — FSC 5920
  • Material: CERAMIC CASE
  • Surface Treatment: SILVER TERMINAL
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Terminal Thickness: 0.188 INCHES NOMINAL IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 2.938 INCHES NOMINAL IN
  • Precious Material and Location: TERMINAL SURFACES SILVER
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
Applications
  • Applications requiring Ceramic Case construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-421-5655, is classified within Federal Supply Class 5920 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Carbone-Ferraz Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-00-421-5655
Primary Part NumberA050F150
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerCarbone-Ferraz Inc
StatusACTIVE
MaterialCERAMIC CASE
Surface TreatmentSILVER TERMINAL
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Terminal Thickness0.188 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length2.938 INCHES NOMINAL IN
Precious Material and LocationTERMINAL SURFACES SILVER
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Interruption Indicator MethodOPAQUE BODY
Overall Diameter1.219 INCHES NOMINAL IN
Continuous Current Rating in Amps150.000
Mounting Hole Diameter0.312 INCHES NOMINAL IN
Maximum Voltage Rating in Volts500.0 AC AND 500.0 DC
Precious MaterialSILVER
Body StyleHOLE TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5920-00-038-6892 INTERCHANGEABLE
Fuse,cartridge
5920-00-162-1041 INTERCHANGEABLE
Fuse,cartridge
5920-00-174-1121 INTERCHANGEABLE
Fuse,cartridge
5920-00-237-0995 INTERCHANGEABLE
Fuse,cartridge
5920-00-241-6802 INTERCHANGEABLE
Fuse,cartridge
5920-00-396-8339 INTERCHANGEABLE
Fuse,cartridge
5920-00-422-0139 INTERCHANGEABLE
Fuse,cartridge
5920-00-435-1936 INTERCHANGEABLE
Fuse,cartridge
5920-00-435-1938 INTERCHANGEABLE
Fuse,cartridge
5920-00-458-6388 INTERCHANGEABLE
Fuse,cartridge
Cross-Reference Index
Part NumberManufacturer
A050F150 Carbone-Ferraz Inc (USA)
A-A-55495 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
FWH150A Cooper Bussmann, Llc Dba Cooper Industries (USA)
072-1026 Unitron Inc (USA)
25A10020 Critical Power Systems, Inc. Dba Compupower Systems, Inc. (USA)
AA55495-016 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
L50S150 Littelfuse, Inc. (USA)
UFR50P150 Denco Fuses, Inc. (USA)
714032-3 Raytheon Company Div Rmd Strategic (USA)
KBH-150 Cooper Bussmann, Llc Dba Cooper Industries (USA)
A50P150-4 Mersen Usa Ep Corp. Dba Ferraz Shawmut (USA)
XL50F125 Brush Fuses Inc
Related Parts
5920-00-038-6892INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-162-1041INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-174-1121INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-237-0995INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-241-6802INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-396-8339INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-422-0139INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-435-1936INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-435-1938INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-458-6388INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-762-0620INTERCHANGEABLE
FUSE,CARTRIDGE
5920-01-012-6202INTERCHANGEABLE
FUSE,CARTRIDGE

Frequently Asked Questions

What is NSN 5920-00-421-5655?

NSN 5920-00-421-5655 is a Fuse,cartridge, manufactured by Carbone-Ferraz Inc, classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-00-421-5655?

NSN 5920-00-421-5655 has 12 cross-referenced part numbers: A050F150 (Carbone-Ferraz Inc), A-A-55495 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), FWH150A (Cooper Bussmann, Llc Dba Cooper Industries), 072-1026 (Unitron Inc), 25A10020 (Critical Power Systems, Inc. Dba Compupower Systems, Inc.) and 7 more.

What NSN replaces 5920-00-421-5655?

There are 12 known substitutes for 5920-00-421-5655: 5920-00-038-6892, 5920-00-162-1041, 5920-00-174-1121 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A050F150?

Key specifications for A050F150: Material: CERAMIC CASE; Surface Treatment: SILVER TERMINAL; Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS; Terminal Thickness: 0.188 INCHES NOMINAL IN. 15 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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