PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

312-062Fuse,cartridge

Littelfuse, Inc. · NSN 5920-00-319-0509 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-319-0509 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-319-0509. Primary manufacturer part number: 312-062.
Features
  • Fuse,cartridge — FSC 5920
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Maximum Voltage Rating in Volts: 250.0 AC AND 250.0 DC
  • Overall Diameter: 0.250 INCHES NOMINAL IN
  • Material: GLASS CASE
  • Surface Treatment: NICKEL TERMINAL
  • Body Style: TUBE TYPE
  • Continuous Current Rating in Amps: 0.062
Applications
  • Applications requiring Glass Case construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-319-0509, 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 9 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-00-319-0509
Primary Part Number312-062
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusACTIVE
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Maximum Voltage Rating in Volts250.0 AC AND 250.0 DC
Overall Diameter0.250 INCHES NOMINAL IN
MaterialGLASS CASE
Surface TreatmentNICKEL TERMINAL
Body StyleTUBE TYPE
Continuous Current Rating in Amps0.062
Interruption Indicator MethodVISIBLE ELEMENT
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5920-00-080-2558 INTERCHANGEABLE
Fuse,cartridge
3110-00-144-8662 INTERCHANGEABLE
Bearing,ball,annular
5920-00-221-4528 INTERCHANGEABLE
Fuse,cartridge
5945-01-148-3897312062 INTERCHANGEABLE
Contact Set,relay
Avtron Aerospace Inc
Cross-Reference Index
Part NumberManufacturer
312-062 PRIMARY Littelfuse, Inc. (USA)
Related Parts
5920-00-080-2558INTERCHANGEABLE
FUSE,CARTRIDGE
3110-00-144-8662INTERCHANGEABLE
BEARING,BALL,ANNULAR
5920-00-221-4528INTERCHANGEABLE
FUSE,CARTRIDGE
5945-01-148-3897INTERCHANGEABLE
CONTACT SET,RELAY
312062

Frequently Asked Questions

What is NSN 5920-00-319-0509?

NSN 5920-00-319-0509 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 5920-00-319-0509?

NSN 5920-00-319-0509 has 1 cross-referenced part number: 312-062 (Littelfuse, Inc.).

What NSN replaces 5920-00-319-0509?

There are 4 known substitutes for 5920-00-319-0509: 5920-00-080-2558, 3110-00-144-8662, 5920-00-221-4528 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 312-062?

Key specifications for 312-062: Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS; Maximum Voltage Rating in Volts: 250.0 AC AND 250.0 DC; Overall Diameter: 0.250 INCHES NOMINAL IN; Overall Length: 1.250 INCHES NOMINAL IN. 10 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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