PartsTable TECHNICAL DATA SHEET
NSN 5920-01-453-7523Government record, cited

Fuse, Cartridge5920-01-453-7523

NSN 5920-01-453-7523 · NIIN 014537523 · Part number FLM4
Littelfuse, Inc. · FSC 5920 — Fuses, Arrestors, Absorbers, and Protectors · FSG 59 — Electrical and Electronic Equipment Components · CAGE 75915
Government record, cited
NSN 5920-01-453-7523 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-453-7523. Manufacturer of record part number: FLM4.
Also searched as  5920-01-453-7523 · 5920014537523 · NIIN 014537523 · 01-453-7523 · FSC 5920 Fuses, Arrestors, Absorbers, and Protectors · CAGE 75915 · FLM4 · 70073311 · FLM 4 · FLM004
Nearby stock numbers  ·
Features
  • Fuse,cartridge — FSC 5920
  • Continuous Current Rating in Amps: 4.000
  • Overall Diameter: 0.406 INCHES NOMINAL IN
  • Maximum Voltage Rating in Volts: 250.0 AC
  • 4 manufacturer part numbers on file
  • Manufacturer of record: Littelfuse, Inc.
Identification
  • NSN: 5920-01-453-7523
  • NIIN: 014537523
  • FSC: 5920 — Fuses, Arrestors, Absorbers, and Protectors
  • FSG: 59 — Electrical and Electronic Equipment Components
  • Primary part number: FLM4
  • Manufacturer: Littelfuse, Inc.
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-01-453-7523, is classified within Federal Supply Class 5920 (Fuses, Arrestors, Absorbers, and Protectors) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Littelfuse, Inc.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-01-453-7523
Primary Part NumberFLM4
Item NameFuse,cartridge
FSC / FSG5920 / 59 — Fuses, Arrestors, Absorbers, and Protectors
ManufacturerLittelfuse, Inc.
StatusACTIVE
Continuous Current Rating in Amps4.000
Overall Diameter0.406 INCHES NOMINAL IN
Maximum Voltage Rating in Volts250.0 AC
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
70073311 Bae Systems Marine Limited (GBR)
FLM 4 Littelfuse Uk Ltd (GBR)
FLM004 Littelfuse, Inc. (USA)
FLM4 PRIMARY Littelfuse, Inc. (USA)
No interchangeability data on file.
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
5920-00-001-3111 · Item name not on file
5920-00-001-3260
FUSE,CARTRIDGE
5920-00-001-3261
FUSE,CARTRIDGE
5920-00-001-3262
ARRESTER,ELECTRICAL SURGE
5920-00-001-3263
ARRESTER,ELECTRICAL SURGE
5920-00-001-3264
5920-00-001-3264 · Item name not on file
5920-00-001-3296
5920-00-001-3296 · Item name not on file
5920-00-001-3840
5920-00-001-3840 · Item name not on file
Related Parts in Electrical and Electronic Equipment Components
5920-00-001-3111
5920-00-001-3111 · Item name not on file
5920-00-001-3260
FUSE,CARTRIDGE
L00680
5920-00-001-3261
FUSE,CARTRIDGE
L00475
5920-00-001-3262
ARRESTER,ELECTRICAL SURGE
S05DF09CC
5920-00-001-3263
ARRESTER,ELECTRICAL SURGE
5920-00-001-3264
5920-00-001-3264 · Item name not on file
5920-00-001-3296
5920-00-001-3296 · Item name not on file
5920-00-001-3840
5920-00-001-3840 · Item name not on file

Frequently Asked Questions

What is NSN 5920-01-453-7523?

NSN 5920-01-453-7523 is a Fuse,cartridge, manufactured by Littelfuse, Inc., classified under FSC 5920, Fuses, Arrestors, Absorbers, and Protectors. Status: active.

What part numbers are listed for NSN 5920-01-453-7523?

NSN 5920-01-453-7523 has 4 manufacturer part numbers on file: 70073311 (Bae Systems Marine Limited), FLM 4 (Littelfuse Uk Ltd), FLM004 (Littelfuse, Inc.), FLM4 (Littelfuse, Inc.).

What are the specifications of FLM4?

Key specifications for FLM4: Continuous Current Rating in Amps: 4.000; Overall Diameter: 0.406 INCHES NOMINAL IN; Overall Length: 1.500 INCHES NOMINAL IN; Maximum Voltage Rating in Volts: 250.0 AC. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5920-01-453-7523 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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