PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

311020Fuse,cartridge

Littelfuse, Inc. · NSN 5920-00-895-3270 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-00-895-3270 — this item is cataloged by the U.S. Government under National Stock Number 5920-00-895-3270. Primary manufacturer part number: 311020.
Features
  • Fuse,cartridge — FSC 5920
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Maximum Voltage Rating in Volts: 32.0 AC AND 32.0 DC
  • Overall Diameter: 0.250 INCHES NOMINAL IN
  • Interruption Indicator Method: VISIBLE ELEMENT
  • Continuous Current Rating in Amps: 20.000
  • Material: GLASS CASE
Applications
  • Applications requiring Glass Case construction
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-00-895-3270, 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 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5920-00-895-3270
Primary Part Number311020
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusCANCELLED
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Maximum Voltage Rating in Volts32.0 AC AND 32.0 DC
Overall Diameter0.250 INCHES NOMINAL IN
Interruption Indicator MethodVISIBLE ELEMENT
Continuous Current Rating in Amps20.000
MaterialGLASS CASE
Body StyleTUBE TYPE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
5920-01-048-0548AGC20 INTERCHANGEABLE
Fuse,cartridge
Cooper Bussmann, Llc Dba Cooper Industries
5305-01-079-9918311020 INTERCHANGEABLE
Screw
Brp Us Inc
5360-01-122-5592C0180-026-0690S INTERCHANGEABLE
Spring,helical,compression
Barnes Group Inc. Dba Associated Spring Div Associated Spring Bristol
5330-01-280-7627307020 INTERCHANGEABLE
Gasket
Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany.
5935-01-469-8552311FS020NF1604 INTERCHANGEABLE
Backshell,electrical Connector
Glenair, Inc.
Cross-Reference Index
Part NumberManufacturer
311020 PRIMARY Littelfuse, Inc. (USA)
P1077 Mersen Usa Ep Corp. Dba Ferraz Shawmut (USA)
HF2988 Hobart Bros Co (USA)
P1077 Couse Mfg Inc (USA)
307020 Syltone Industries Llc Dba Gardner Denver Inc. Div Emco Wheaton (USA)
Related Parts
5920-01-048-0548INTERCHANGEABLE
FUSE,CARTRIDGE
AGC20
5305-01-079-9918INTERCHANGEABLE
SCREW
311020
5360-01-122-5592INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
C0180-026-0690S
5330-01-280-7627INTERCHANGEABLE
GASKET
307020
5935-01-469-8552INTERCHANGEABLE
BACKSHELL,ELECTRICAL CONNECTOR
311FS020NF1604

Frequently Asked Questions

What is NSN 5920-00-895-3270?

NSN 5920-00-895-3270 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 5920-00-895-3270?

NSN 5920-00-895-3270 has 5 cross-referenced part numbers: 311020 (Littelfuse, Inc.), P1077 (Mersen Usa Ep Corp. Dba Ferraz Shawmut), HF2988 (Hobart Bros Co), P1077 (Couse Mfg Inc), 307020 (Syltone Industries Llc Dba Gardner Denver Inc. Div Emco Wheaton).

What NSN replaces 5920-00-895-3270?

There are 5 known substitutes for 5920-00-895-3270: 5920-01-048-0548, 5305-01-079-9918, 5360-01-122-5592 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 311020?

Key specifications for 311020: Features Provided: NONRENEWABLE FUSIBLE ELEMENT; Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS; Overall Length: 1.250 INCHES NOMINAL IN; Maximum Voltage Rating in Volts: 32.0 AC AND 32.0 DC. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5920-00-895-3270 still in active supply?

NSN 5920-00-895-3270 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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