PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3AG/3AFuse,cartridge

Bel Fuse Inc · NSN 5920-01-546-3877 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-01-546-3877 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-546-3877. Primary manufacturer part number: 3AG/3A.
Features
  • Fuse,cartridge — FSC 5920
  • Continuous Current Rating in Amps: 3.000
  • Body Style: TUBE TYPE
  • Overall Diameter: 0.250 INCHES NOMINAL IN
  • 1 verified cross-reference
  • Primary manufacturer: Bel Fuse Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-01-546-3877, 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 Bel Fuse Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-01-546-3877
Primary Part Number3AG/3A
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerBel Fuse Inc
StatusACTIVE
Continuous Current Rating in Amps3.000
Body StyleTUBE TYPE
Overall Diameter0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5920-00-010-6652 INTERCHANGEABLE
Fuse,cartridge
5920-00-518-1793 INTERCHANGEABLE
Fuse,cartridge
Cross-Reference Index
Part NumberManufacturer
3AG/3A Bel Fuse Inc (USA)
Related Parts
5920-00-010-6652INTERCHANGEABLE
FUSE,CARTRIDGE
5920-00-518-1793INTERCHANGEABLE
FUSE,CARTRIDGE

Frequently Asked Questions

What is NSN 5920-01-546-3877?

NSN 5920-01-546-3877 is a Fuse,cartridge, manufactured by Bel Fuse Inc, classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-01-546-3877?

NSN 5920-01-546-3877 has 1 cross-referenced part number: 3AG/3A (Bel Fuse Inc).

What NSN replaces 5920-01-546-3877?

There are 2 known substitutes for 5920-01-546-3877: 5920-00-010-6652, 5920-00-518-1793. Verify interchangeability with system specifications before substitution.

What are the specifications of 3AG/3A?

Key specifications for 3AG/3A: Continuous Current Rating in Amps: 3.000; Body Style: TUBE TYPE; Overall Diameter: 0.250 INCHES NOMINAL IN; Overall Length: 1.250 INCHES NOMINAL IN. 4 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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