PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FLM-1Fuse,cartridge

Littelfuse, Inc. · NSN 5920-01-507-5957 · FSC 5920 · No Item Name Available
Verified by PartsTable
NSN 5920-01-507-5957 — this item is cataloged by the U.S. Government under National Stock Number 5920-01-507-5957. Primary manufacturer part number: FLM-1.
Features
  • Fuse,cartridge — FSC 5920
  • Overall Diameter: 1.500 INCHES NOMINAL IN
  • Body Style: TUBE TYPE
  • Maximum Voltage Rating in Volts: 250.0 AC
  • 3 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 5920-01-507-5957, 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 3 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5920-01-507-5957
Primary Part NumberFLM-1
Item NameFuse,cartridge
FSC / FSG5920 / 59 — No Item Name Available
ManufacturerLittelfuse, Inc.
StatusACTIVE
Overall Diameter1.500 INCHES NOMINAL IN
Body StyleTUBE TYPE
Maximum Voltage Rating in Volts250.0 AC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6625-00-117-8526 INTERCHANGEABLE
Test Kit
5306-00-545-08807104 INTERCHANGEABLE
Bolt,flywheel
Brinkley Technology Group Llc Dba Hercules Manufacturing
5930-00-566-69317104 INTERCHANGEABLE
Switch
Westinghouse Electric Corp
5310-01-008-649819908 INTERCHANGEABLE
Nut,plain,extended Washer,hexago
Jergens Inc Div Tooling Components Division
4510-01-057-64747-104 INTERCHANGEABLE
Urinal,stationary
Crane Co Div Valve Div
5340-01-065-9852015-1451-030 INTERCHANGEABLE
Handle,bow
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6625-01-114-04807104 INTERCHANGEABLE
Oscilloscope
Tektronix, Inc.
5330-01-363-96487104 INTERCHANGEABLE
Seal,plain
Essex Industries, Inc. Dba Essex Industries
5940-01-364-7478710-4 INTERCHANGEABLE
Terminal Strip,grounding
Eaton Aerospace Llc Sterer Engineering Morgan Actuators
6220-01-494-057218085Y INTERCHANGEABLE
Light,marker,clearance
Truck-Lite Co., Llc
Cross-Reference Index
Part NumberManufacturer
7-10-4 Evac Germany Gmbh (DEU)
70073309 Bae Systems Marine Limited (GBR)
FLM-1 PRIMARY Littelfuse, Inc. (USA)
Related Parts
6625-00-117-8526INTERCHANGEABLE
TEST KIT
5306-00-545-0880INTERCHANGEABLE
BOLT,FLYWHEEL
7104
5930-00-566-6931INTERCHANGEABLE
SWITCH
7104
5310-01-008-6498INTERCHANGEABLE
NUT,PLAIN,EXTENDED WASHER,HEXAGO
19908
4510-01-057-6474INTERCHANGEABLE
URINAL,STATIONARY
7-104
5340-01-065-9852INTERCHANGEABLE
HANDLE,BOW
015-1451-030
6625-01-114-0480INTERCHANGEABLE
OSCILLOSCOPE
7104
5330-01-363-9648INTERCHANGEABLE
SEAL,PLAIN
7104
5940-01-364-7478INTERCHANGEABLE
TERMINAL STRIP,GROUNDING
710-4
6220-01-494-0572INTERCHANGEABLE
LIGHT,MARKER,CLEARANCE
18085Y
9320-01-496-6023INTERCHANGEABLE
RUBBER SHEET,CELLULAR
3040-01-521-8136INTERCHANGEABLE
SHAFT,STRAIGHT
DS-936183

Frequently Asked Questions

What is NSN 5920-01-507-5957?

NSN 5920-01-507-5957 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 5920-01-507-5957?

NSN 5920-01-507-5957 has 3 cross-referenced part numbers: 7-10-4 (Evac Germany Gmbh), 70073309 (Bae Systems Marine Limited), FLM-1 (Littelfuse, Inc.).

What NSN replaces 5920-01-507-5957?

There are 12 known substitutes for 5920-01-507-5957: 6625-00-117-8526, 5306-00-545-0880, 5930-00-566-6931 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FLM-1?

Key specifications for FLM-1: Overall Diameter: 1.500 INCHES NOMINAL IN; Overall Length: 0.406 INCHES NOMINAL IN; Body Style: TUBE TYPE; Maximum Voltage Rating in Volts: 250.0 AC. 4 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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