PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

42128Heater,thermal Release

Cooper Industries Inc Cooper Distribution Equipment Div · NSN 5999-00-690-7155 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-690-7155 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-690-7155. Primary manufacturer part number: 42128.
Features
  • Heater,thermal Release — FSC 5999
  • 2 verified cross-references
  • 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 5999-00-690-7155, 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 2 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: Active.

Catalog Facts
Item NameHeater,thermal Release
FSC / FSG5999 — No Item Name Available (FSG 59)
ManufacturersCooper Industries Inc Cooper Distribution Equipment Div (CAGE 04009); Cpi Essco Inc (CAGE 15175)
Technical Specifications
ParameterValue
NSN5999-00-690-7155
Primary Part Number42128
Item NameHeater,thermal Release
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerCooper Industries Inc Cooper Distribution Equipment Div
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4920-00-043-29378019 INTERCHANGEABLE
Fixture,aircraft Maintenance
Rosemount Inc Dba Fisher Rosemount Service and Support
3110-00-156-3485202KLL3FS50381A INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
6110-00-167-5996 INTERCHANGEABLE
Control Unit
2940-00-173-665042128 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
3455-00-243-2180 INTERCHANGEABLE
Cutter,milling,woodruff Keyseat
5120-00-302-58565120-00-302-5856 INTERCHANGEABLE
Adapter,mechanical Puller
General Services Administration Federal Supply Service
5306-00-358-2086114A23 INTERCHANGEABLE
Bolt,machine
Cummins Power Generation Inc.
5905-00-471-5703 INTERCHANGEABLE
Resistor,fixed,film
5305-00-472-5252 INTERCHANGEABLE
Screw,tapping
5950-00-581-2128 INTERCHANGEABLE
Transformer,audio Frequency
Cross-Reference Index
Part NumberManufacturer
42128 Cooper Industries Inc Cooper Distribution Equipment Div (USA)
801-9 Cpi Essco Inc (USA)
Related Parts
4920-00-043-2937INTERCHANGEABLE
FIXTURE,AIRCRAFT MAINTENANCE
8019
3110-00-156-3485INTERCHANGEABLE
BEARING,BALL,ANNULAR
202KLL3FS50381A
6110-00-167-5996INTERCHANGEABLE
CONTROL UNIT
2940-00-173-6650INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42128
3455-00-243-2180INTERCHANGEABLE
CUTTER,MILLING,WOODRUFF KEYSEAT
5120-00-302-5856INTERCHANGEABLE
ADAPTER,MECHANICAL PULLER
5120-00-302-5856
5306-00-358-2086INTERCHANGEABLE
BOLT,MACHINE
114A23
5905-00-471-5703INTERCHANGEABLE
RESISTOR,FIXED,FILM
5305-00-472-5252INTERCHANGEABLE
SCREW,TAPPING
5950-00-581-2128INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
4320-00-609-9907INTERCHANGEABLE
FILTER ASSEMBLY,PUM
7657-2
6145-00-669-6642INTERCHANGEABLE
WIRE,ELECTRICAL

Frequently Asked Questions

What is NSN 5999-00-690-7155?

NSN 5999-00-690-7155 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 5999-00-690-7155?

NSN 5999-00-690-7155 has 2 cross-referenced part numbers: 42128 (Cooper Industries Inc Cooper Distribution Equipment Div), 801-9 (Cpi Essco Inc).

What NSN replaces 5999-00-690-7155?

There are 12 known substitutes for 5999-00-690-7155: 4920-00-043-2937, 3110-00-156-3485, 6110-00-167-5996 and 9 more. Verify interchangeability with system specifications before substitution.

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