PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

272-100Fuse,cartridge

Littelfuse, Inc. · NSN 5920-01-105-4506 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-01-105-4506 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-105-4506. Primary manufacturer part number: 272-100.
Features
  • Fuse,cartridge — FSC 5920
  • Terminal Length: 0.170 INCHES NOMINAL IN
  • Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS
  • Features Provided: NONRENEWABLE FUSIBLE ELEMENT
  • Overall Diameter: 0.250 INCHES NOMINAL IN
  • Body Style: PLUG-IN TYPE
  • Center to Center Distance Between Mounting Facilities Parallel to Diameter: 0.100 INCHES NOMINAL IN
  • Body Length: 0.348 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Fuse,cartridge, cataloged under National Stock Number 5920-01-105-4506, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-01-105-4506
Primary Part Number272-100
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusACTIVE
Terminal Length0.170 INCHES NOMINAL IN
Circuit Over-Current Interruption TypeNORMAL INSTANTANEOUS
Features ProvidedNONRENEWABLE FUSIBLE ELEMENT
Overall Diameter0.250 INCHES NOMINAL IN
Body StylePLUG-IN TYPE
Center to Center Distance Between Mounting Facilities Parallel to Diameter0.100 INCHES NOMINAL IN
Body Length0.348 INCHES NOMINAL IN
Continuous Current Rating in Amps0.100
Terminal Diameter0.025 INCHES NOMINAL IN
Maximum Voltage Rating in Volts125.0 DC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5305-00-014-5366 INTERCHANGEABLE
Screw,drive
3110-00-100-055125821 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
2810-00-118-719725821 INTERCHANGEABLE
Cover,case Assembly
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
5330-00-212-003125821 INTERCHANGEABLE
Packing,preformed
Setra Systems, Inc. Dba Gems Sensors
5920-00-902-8530272-0.100 INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
5360-01-232-526425821 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace Llc
1440-01-329-5415 INTERCHANGEABLE
Cover,special
Cross-Reference Index
Part NumberManufacturer
272-100 PRIMARY Littelfuse, Inc. (USA)
25821 Csts, Inc Dba Computer Sys Techl Support (USA)
7653468-1 Naval Sea Systems Command (USA)
Related Parts
5305-00-014-5366INTERCHANGEABLE
SCREW,DRIVE
3110-00-100-0551INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
25821
2810-00-118-7197INTERCHANGEABLE
COVER,CASE ASSEMBLY
25821
5330-00-212-0031INTERCHANGEABLE
PACKING,PREFORMED
25821
5920-00-902-8530INTERCHANGEABLE
FUSE,CARTRIDGE
272-0.100
5360-01-232-5264INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
25821
1440-01-329-5415INTERCHANGEABLE
COVER,SPECIAL

Frequently Asked Questions

What is NSN 5920-01-105-4506?

NSN 5920-01-105-4506 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 5920-01-105-4506?

NSN 5920-01-105-4506 has 3 cross-referenced part numbers: 272-100 (Littelfuse, Inc.), 25821 (Csts, Inc Dba Computer Sys Techl Support), 7653468-1 (Naval Sea Systems Command).

What NSN replaces 5920-01-105-4506?

There are 7 known substitutes for 5920-01-105-4506: 5305-00-014-5366, 3110-00-100-0551, 2810-00-118-7197 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 272-100?

Key specifications for 272-100: Terminal Length: 0.170 INCHES NOMINAL IN; Circuit Over-Current Interruption Type: NORMAL INSTANTANEOUS; Features Provided: NONRENEWABLE FUSIBLE ELEMENT; Overall Diameter: 0.250 INCHES NOMINAL IN. 11 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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