PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B40Heater,thermal Release

Schneider Electric Usa, Inc. Dba Schneider Electric · NSN 5999-00-500-9344 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-500-9344 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-500-9344. Primary manufacturer part number: B40.
Features
  • Heater,thermal Release — FSC 5999
  • 4 verified cross-references
  • Primary manufacturer: Schneider Electric Usa, Inc. Dba Schneider Electric
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heater,thermal Release, cataloged under National Stock Number 5999-00-500-9344, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Schneider Electric Usa, Inc. Dba Schneider Electric. This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Catalog Facts
Item NameHeater,thermal Release
FSC / FSG5999 — No Item Name Available (FSG 59)
ManufacturersSchneider Electric Usa, Inc. Dba Schneider Electric (CAGE 63637); Schneider Electric Usa, Inc. (CAGE 56365); Schneider Electric Usa, Inc. (CAGE 51918)
Successor NSN5999-00-289-9878 — Clamp,electrical
Technical Specifications
ParameterValue
NSN5999-00-500-9344
Primary Part NumberB40
Item NameHeater,thermal Release
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerSchneider Electric Usa, Inc. Dba Schneider Electric
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeJZ
Weight0.0500 lbs
Cube0.0109 cu ft
Verified Substitutes 12
5999-00-289-9878301-4498048PC20 SUCCESSOR
Clamp,electrical
Naval Sea Systems Command
6625-01-114-3476B-4-0 SUCCESSOR
Lead,test
Fluke Electronics Corp
3455-00-228-5231ASME B94.19 TABLE 28 5/8 DIA CU INTERCHANGEABLE
Cutter,milling,end
The American Society of Mechanical Engineers
5120-00-240-5396 INTERCHANGEABLE
Handle,socket Wrench
9330-00-478-6164 INTERCHANGEABLE
Plastic Sheet
5305-00-499-6602B-40 INTERCHANGEABLE
Setscrew
Ohio Industries Inc
5905-00-557-9090B40 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
Johnson Controls Inc Div Johnson Controls
5975-00-681-4728 INTERCHANGEABLE
Bushing,electrical Conduit
3030-00-793-1036B40 INTERCHANGEABLE
Belt,v
Gates Corporation
9535-00-825-3619B40 INTERCHANGEABLE
Brass Shim Stock
Alinabal Holdings Corporation Div Engineered Products Group
Cross-Reference Index
Part NumberManufacturer
B40 PRIMARY Schneider Electric Usa, Inc. Dba Schneider Electric (USA)
B40.0 Schneider Electric Usa, Inc. (USA)
B40 Schneider Electric Usa, Inc. (USA)
B40 Schneider Electric Usa, Inc. (USA)
Related Parts
5999-00-289-9878SUCCESSOR
CLAMP,ELECTRICAL
301-4498048PC20
6625-01-114-3476SUCCESSOR
LEAD,TEST
B-4-0
3455-00-228-5231INTERCHANGEABLE
CUTTER,MILLING,END
ASME B94.19 TABLE 28 5/8 DIA CU
5120-00-240-5396INTERCHANGEABLE
HANDLE,SOCKET WRENCH
9330-00-478-6164INTERCHANGEABLE
PLASTIC SHEET
5305-00-499-6602INTERCHANGEABLE
SETSCREW
B-40
5905-00-557-9090INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
B40
5975-00-681-4728INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUIT
3030-00-793-1036INTERCHANGEABLE
BELT,V
B40
9535-00-825-3619INTERCHANGEABLE
BRASS SHIM STOCK
B40
5905-00-884-0623INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
B40
6635-01-127-9827INTERCHANGEABLE
TEST BLOCK

Frequently Asked Questions

What is NSN 5999-00-500-9344?

NSN 5999-00-500-9344 is a Heater,thermal Release, manufactured by Schneider Electric Usa, Inc. Dba Schneider Electric, classified under FSC 5999 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5999-00-500-9344?

NSN 5999-00-500-9344 has 4 cross-referenced part numbers: B40 (Schneider Electric Usa, Inc. Dba Schneider Electric), B40.0 (Schneider Electric Usa, Inc.), B40 (Schneider Electric Usa, Inc.), B40 (Schneider Electric Usa, Inc.).

What NSN replaces 5999-00-500-9344?

There are 12 known substitutes for 5999-00-500-9344: 5999-00-289-9878, 6625-01-114-3476, 3455-00-228-5231 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 5999-00-500-9344 still in active supply?

NSN 5999-00-500-9344 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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