PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3AGFuse,cartridge

Littelfuse, Inc. · NSN 5920-00-665-0902 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-665-0902 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-665-0902. Primary manufacturer part number: 3AG.
Features
  • Fuse,cartridge — FSC 5920
  • Overall Diameter: 0.250 INCHES NOMINAL IN
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Circuit Over-Current Interruption Delay Time in Seconds: 60.0 200 PCT OF CURRENT RATING
  • Circuit Over-Current Interruption Type: TIME DELAY
  • Interruption Indicator Method: VISIBLE ELEMENT
  • Continuous Current Rating in Amps: 15.000
  • Body Style: TUBE TYPE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-665-0902, 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 Littelfuse, Inc.. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-00-665-0902
Primary Part Number3AG
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusACTIVE
Overall Diameter0.250 INCHES NOMINAL IN
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Circuit Over-Current Interruption Delay Time in Seconds60.0 200 PCT OF CURRENT RATING
Circuit Over-Current Interruption TypeTIME DELAY
Interruption Indicator MethodVISIBLE ELEMENT
Continuous Current Rating in Amps15.000
Body StyleTUBE TYPE
Surface TreatmentSILVER TERMINAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5920-00-199-94821359 INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
5920-00-227-6179 INTERCHANGEABLE
Fuse,cartridge
3455-00-517-6024 INTERCHANGEABLE
File,rotary
5920-00-805-102131301-5 INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
6210-01-604-67793AG INTERCHANGEABLE
Lamp,light Emitting Diode
Us Tech Inc Dba Us Tech Inc
Cross-Reference Index
Part NumberManufacturer
203132001 Momentum Technologies Inc (USA)
3AG PRIMARY Littelfuse, Inc. (USA)
Related Parts
5920-00-199-9482INTERCHANGEABLE
FUSE,CARTRIDGE
1359
5920-00-227-6179INTERCHANGEABLE
FUSE,CARTRIDGE
3455-00-517-6024INTERCHANGEABLE
FILE,ROTARY
5920-00-805-1021INTERCHANGEABLE
FUSE,CARTRIDGE
31301-5
6210-01-604-6779INTERCHANGEABLE
LAMP,LIGHT EMITTING DIODE
3AG

Frequently Asked Questions

What is NSN 5920-00-665-0902?

NSN 5920-00-665-0902 is a Fuse,cartridge, manufactured by Littelfuse, Inc., classified under FSC 5920 (No Item Name Available). Status: active.

What are the part numbers for NSN 5920-00-665-0902?

NSN 5920-00-665-0902 has 2 cross-referenced part numbers: 203132001 (Momentum Technologies Inc), 3AG (Littelfuse, Inc.).

What NSN replaces 5920-00-665-0902?

There are 5 known substitutes for 5920-00-665-0902: 5920-00-199-9482, 5920-00-227-6179, 3455-00-517-6024 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3AG?

Key specifications for 3AG: Overall Diameter: 0.250 INCHES NOMINAL IN; Features Provided: NONRENEWABLE FUSIBLE ELEMENT; Circuit Over-Current Interruption Delay Time in Seconds: 60.0 200 PCT OF CURRENT RATING; Circuit Over-Current Interruption Type: TIME DELAY. 9 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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