PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

UFR50P400Fuse,cartridge

Denco Fuses, Inc. · NSN 5920-00-458-6388 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-458-6388 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-458-6388. Primary manufacturer part number: UFR50P400.
Features
  • Fuse,cartridge — FSC 5920
  • Maximum Voltage Rating in Volts: 500.0 AC AND 500.0 DC
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Body Style: HOLE TYPE
  • Mounting Slot Width: 0.406 INCHES NOMINAL IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 3.281 INCHES NOMINAL IN
  • Overall Diameter: 1.500 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-458-6388, 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 Denco Fuses, Inc.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 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
NSN5920-00-458-6388
Primary Part NumberUFR50P400
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerDenco Fuses, Inc.
StatusACTIVE
Maximum Voltage Rating in Volts500.0 AC AND 500.0 DC
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Body StyleHOLE TYPE
Mounting Slot Width0.406 INCHES NOMINAL IN
Center to Center Distance Between Mounting Facilities Parallel to Length3.281 INCHES NOMINAL IN
Overall Diameter1.500 INCHES NOMINAL IN
Continuous Current Rating in Amps400.000
Interruption Indicator MethodOPAQUE BODY
Terminal Thickness0.250 INCHES NOMINAL IN
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
5920-00-421-5655 INTERCHANGEABLE
Fuse,cartridge
5920-00-422-0139 INTERCHANGEABLE
Fuse,cartridge
5920-00-435-1936 INTERCHANGEABLE
Fuse,cartridge
5920-00-435-1938 INTERCHANGEABLE
Fuse,cartridge
Cross-Reference Index
Part NumberManufacturer
UFR50P400 Denco Fuses, Inc. (USA)
05G10007-0128 Magnetek Inc Industrial Controls Group Div Dba Magnetek (USA)
AA55495-021 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A50P400-4 Mersen Usa Ep Corp. Dba Ferraz Shawmut (USA)
A50P400 Mersen Usa Ep Corp. Dba Ferraz Shawmut (USA)
A050F400 Carbone-Ferraz Inc (USA)
KBH400 Cooper Bussmann, Llc Dba Cooper Industries (USA)
A-A-55495 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
12-749350-40 Emerson Electric Co Computer Power Div (USA)
RFV400 Federal Pacific Electric Co Economy Fuse Div (USA)
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
5920-00-421-5655INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-422-0139INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-435-1936INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-435-1938INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-762-0620INTERCHANGEABLE
FUSE,CARTRIDGE
5920-01-012-6202INTERCHANGEABLE
FUSE,CARTRIDGE

Frequently Asked Questions

What is NSN 5920-00-458-6388?

NSN 5920-00-458-6388 is a Fuse,cartridge, manufactured by Denco Fuses, Inc., classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-00-458-6388?

NSN 5920-00-458-6388 has 10 cross-referenced part numbers: UFR50P400 (Denco Fuses, Inc.), 05G10007-0128 (Magnetek Inc Industrial Controls Group Div Dba Magnetek), AA55495-021 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), A50P400-4 (Mersen Usa Ep Corp. Dba Ferraz Shawmut), A50P400 (Mersen Usa Ep Corp. Dba Ferraz Shawmut) and 5 more.

What NSN replaces 5920-00-458-6388?

There are 12 known substitutes for 5920-00-458-6388: 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 UFR50P400?

Key specifications for UFR50P400: Overall Length: 4.344 INCHES NOMINAL IN; Maximum Voltage Rating in Volts: 500.0 AC AND 500.0 DC; Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS; Features Provided: NONRENEWABLE FUSIBLE ELEMENT. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com