PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31301-5Fuse,cartridge

Littelfuse, Inc. · NSN 5920-00-805-1021 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-805-1021 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-805-1021. Primary manufacturer part number: 31301-5.
Features
  • Fuse,cartridge — FSC 5920
  • Surface Treatment: SOLDER TERMINAL
  • Overall Diameter: 0.250 INCHES NOMINAL IN
  • Continuous Current Rating in Amps: 1.500
  • Circuit Over-Current Interruption Type: TIME DELAY
  • 10 verified cross-references
  • Primary manufacturer: Littelfuse, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-805-1021, 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 4 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: Cancelled.

Technical Specifications
ParameterValue
NSN5920-00-805-1021
Primary Part Number31301-5
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusCANCELLED
Surface TreatmentSOLDER TERMINAL
Overall Diameter0.250 INCHES NOMINAL IN
Continuous Current Rating in Amps1.500
Circuit Over-Current Interruption TypeTIME DELAY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5920-00-199-94821359 INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
5920-00-227-6179 INTERCHANGEABLE
Fuse,cartridge
5306-00-270-9328 INTERCHANGEABLE
Bolt,machine
5920-00-284-71342110-0025 INTERCHANGEABLE
Fuse,cartridge
Keysight Technologies Inc
3455-00-517-6024 INTERCHANGEABLE
File,rotary
5920-00-665-09023AG INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
5920-00-879-3570 INTERCHANGEABLE
Fuse,cartridge
5940-01-206-096131-3015-2 INTERCHANGEABLE
Terminal Board
Grimes Aerospace Company
5940-01-206-643931-3015-1 INTERCHANGEABLE
Terminal Board
Grimes Aerospace Company
5920-01-291-2325 INTERCHANGEABLE
Fuse,cartridge
Cross-Reference Index
Part NumberManufacturer
ASC1255496 Asc Pty Ltd (AUS)
070-047 Ampex Data Systems Corporation Dba Ampex Intelligent Systems (USA)
P50547-08 Telex Communications Inc Sub of Telex Corp (USA)
0C221603-6152 Raytheon Company Dba Raytheon Co (USA)
F03-0002-022 L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications (USA)
3AG Littelfuse, Inc. (USA)
070-047 Ampex Systems Corp (USA)
31301-5 Wickmann Werke Gmbh (DEU)
F-0030 L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications (USA)
31301-5 PRIMARY Littelfuse, Inc. (USA)
Related Parts
5920-00-199-9482INTERCHANGEABLE
FUSE,CARTRIDGE
1359
5920-00-227-6179INTERCHANGEABLE
FUSE,CARTRIDGE
5306-00-270-9328INTERCHANGEABLE
BOLT,MACHINE
5920-00-284-7134INTERCHANGEABLE
FUSE,CARTRIDGE
2110-0025
3455-00-517-6024INTERCHANGEABLE
FILE,ROTARY
5920-00-665-0902INTERCHANGEABLE
FUSE,CARTRIDGE
3AG
5920-00-879-3570INTERCHANGEABLE
FUSE,CARTRIDGE
5940-01-206-0961INTERCHANGEABLE
TERMINAL BOARD
31-3015-2
5940-01-206-6439INTERCHANGEABLE
TERMINAL BOARD
31-3015-1
5920-01-291-2325INTERCHANGEABLE
FUSE,CARTRIDGE
6650-01-293-4532INTERCHANGEABLE
DISK ELECTRODE SHAF
OIL-00001
2530-01-370-5512INTERCHANGEABLE
CAMSHAFT,ACTUATING,BRAKE SHOE

Frequently Asked Questions

What is NSN 5920-00-805-1021?

NSN 5920-00-805-1021 is a Fuse,cartridge, manufactured by Littelfuse, Inc., classified under FSC 5920 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5920-00-805-1021?

NSN 5920-00-805-1021 has 10 cross-referenced part numbers: ASC1255496 (Asc Pty Ltd), 070-047 (Ampex Data Systems Corporation Dba Ampex Intelligent Systems), P50547-08 (Telex Communications Inc Sub of Telex Corp), 0C221603-6152 (Raytheon Company Dba Raytheon Co), F03-0002-022 (L3harris Technologies, Inc. Dba Harris Corp Div Harris Defense Communications) and 5 more.

What NSN replaces 5920-00-805-1021?

There are 12 known substitutes for 5920-00-805-1021: 5920-00-199-9482, 5920-00-227-6179, 5306-00-270-9328 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31301-5?

Key specifications for 31301-5: Surface Treatment: SOLDER TERMINAL; Overall Diameter: 0.250 INCHES NOMINAL IN; Continuous Current Rating in Amps: 1.500; Overall Length: 1.250 INCHES NOMINAL IN. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-805-1021 still in active supply?

NSN 5920-00-805-1021 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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