PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42122Heater,thermal Release

Cooper Industries Inc Cooper Distribution Equipment Div · NSN 5999-00-674-5784 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-674-5784 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-674-5784. Primary manufacturer part number: 42122.
Features
  • Heater,thermal Release — FSC 5999
  • 1 verified cross-reference
  • Primary manufacturer: Cooper Industries Inc Cooper Distribution Equipment Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heater,thermal Release, cataloged under National Stock Number 5999-00-674-5784, 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 Cooper Industries Inc Cooper Distribution Equipment Div. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameHeater,thermal Release
FSC / FSG5999 — No Item Name Available (FSG 59)
ManufacturersCooper Industries Inc Cooper Distribution Equipment Div (CAGE 04009)
Technical Specifications
ParameterValue
NSN5999-00-674-5784
Primary Part Number42122
Item NameHeater,thermal Release
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerCooper Industries Inc Cooper Distribution Equipment Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Verified Substitutes 7
2915-00-093-406342122 INTERCHANGEABLE
Guide,element,fuel
Parker Hannifin Corporation Div Aerospace Group Headquarters
5305-00-432-4170 INTERCHANGEABLE
Screw,tapping
2940-00-459-665042122 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
5950-01-016-83665905148G1 INTERCHANGEABLE
Transformer,radio Frequency
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5950-01-248-223942122 INTERCHANGEABLE
Reactor
Vanguard Electronics, Llc
3040-01-309-98764212-2 INTERCHANGEABLE
Lever,remote Control
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
4730-01-515-877942122 INTERCHANGEABLE
Plug,port
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
42122 Cooper Industries Inc Cooper Distribution Equipment Div (USA)
Related Parts
2915-00-093-4063INTERCHANGEABLE
GUIDE,ELEMENT,FUEL
42122
5305-00-432-4170INTERCHANGEABLE
SCREW,TAPPING
2940-00-459-6650INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42122
5950-01-016-8366INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5905148G1
5950-01-248-2239INTERCHANGEABLE
REACTOR
42122
3040-01-309-9876INTERCHANGEABLE
LEVER,REMOTE CONTROL
4212-2
4730-01-515-8779INTERCHANGEABLE
PLUG,PORT
42122

Frequently Asked Questions

What is NSN 5999-00-674-5784?

NSN 5999-00-674-5784 is a Heater,thermal Release, manufactured by Cooper Industries Inc Cooper Distribution Equipment Div, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-674-5784?

NSN 5999-00-674-5784 has 1 cross-referenced part number: 42122 (Cooper Industries Inc Cooper Distribution Equipment Div).

What NSN replaces 5999-00-674-5784?

There are 7 known substitutes for 5999-00-674-5784: 2915-00-093-4063, 5305-00-432-4170, 2940-00-459-6650 and 4 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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