PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

313-031Fuse,cartridge

Littelfuse, Inc. · NSN 5920-00-997-9548 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-997-9548 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-997-9548. Primary manufacturer part number: 313-031.
Features
  • Fuse,cartridge — FSC 5920
  • Body Style: TUBE TYPE
  • Surface Treatment: SILVER TERMINAL
  • Overall Diameter: 0.250 INCHES NOMINAL IN
  • Circuit Over-Current Interruption Type: TIME DELAY
  • Interruption Indicator Method: VISIBLE ELEMENT
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Continuous Current Rating in Amps: 0.031
Applications
  • Applications requiring Copper Terminal construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-997-9548, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-00-997-9548
Primary Part Number313-031
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusACTIVE
Body StyleTUBE TYPE
Surface TreatmentSILVER TERMINAL
Overall Diameter0.250 INCHES NOMINAL IN
Circuit Over-Current Interruption TypeTIME DELAY
Interruption Indicator MethodVISIBLE ELEMENT
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Continuous Current Rating in Amps0.031
Circuit Over-Current Interruption Delay Time in Seconds10.0 200 PCT OF CURRENT RATING
Maximum Voltage Rating in Volts125.0 AC AND 125.0 DC
MaterialCOPPER TERMINAL
MaterialGLASS CASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
2925-00-293-4810 INTERCHANGEABLE
Igniter,spark,gas Turbine Engine
5950-01-012-3939313031 INTERCHANGEABLE
Coil,radio Frequency
Fluke Corp
5330-01-063-9978 INTERCHANGEABLE
Seal,nonmetallic Round Section
5970-01-258-5143 INTERCHANGEABLE
Insulator,strut,torque
5305-01-300-6979313031 INTERCHANGEABLE
Screw,machine
Brp Us Inc
5340-01-543-456531303-1 INTERCHANGEABLE
Cover,access
Ares, Inc
Cross-Reference Index
Part NumberManufacturer
12152-0-0315 Wickmann Werke Gmbh (DEU)
313-031 Wickmann Werke Gmbh (DEU)
313-031 PRIMARY Littelfuse, Inc. (USA)
5N4811-101-08 Hensoldt Sensors Gmbh Div Seps (DEU)
Related Parts
2925-00-293-4810INTERCHANGEABLE
IGNITER,SPARK,GAS TURBINE ENGINE
5950-01-012-3939INTERCHANGEABLE
COIL,RADIO FREQUENCY
313031
5330-01-063-9978INTERCHANGEABLE
SEAL,NONMETALLIC ROUND SECTION
5970-01-258-5143INTERCHANGEABLE
INSULATOR,STRUT,TORQUE
5305-01-300-6979INTERCHANGEABLE
SCREW,MACHINE
313031
5340-01-543-4565INTERCHANGEABLE
COVER,ACCESS
31303-1

Frequently Asked Questions

What is NSN 5920-00-997-9548?

NSN 5920-00-997-9548 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 5920-00-997-9548?

NSN 5920-00-997-9548 has 4 cross-referenced part numbers: 12152-0-0315 (Wickmann Werke Gmbh), 313-031 (Wickmann Werke Gmbh), 313-031 (Littelfuse, Inc.), 5N4811-101-08 (Hensoldt Sensors Gmbh Div Seps).

What NSN replaces 5920-00-997-9548?

There are 6 known substitutes for 5920-00-997-9548: 2925-00-293-4810, 5950-01-012-3939, 5330-01-063-9978 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 313-031?

Key specifications for 313-031: Body Style: TUBE TYPE; Surface Treatment: SILVER TERMINAL; Overall Diameter: 0.250 INCHES NOMINAL IN; Overall Length: 1.250 INCHES NOMINAL IN. 12 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