PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

39R4-216Heater,thermal Release

Ellis & Watts International, Llc · NSN 5999-01-200-6527 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-200-6527 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-200-6527. Primary manufacturer part number: 39R4-216.
Features
  • Heater,thermal Release — FSC 5999
  • Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S)
  • Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S)
  • 2 verified cross-references
  • Primary manufacturer: Ellis & Watts International, Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heater,thermal Release, cataloged under National Stock Number 5999-01-200-6527, 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 Ellis & Watts International, Llc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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.

Technical Specifications
ParameterValue
NSN5999-01-200-6527
Primary Part Number39R4-216
Item NameHeater,thermal Release
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerEllis & Watts International, Llc
StatusACTIVE
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S)
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJ
Weight0.0300 lbs
Cube0.0030 cu ft
Verified Substitutes 7
5950-00-258-6643A51J9000-3 INTERCHANGEABLE
Reactor
Northrop Grumman Systems Corporation
5330-00-290-9442042325 INTERCHANGEABLE
Packing,preformed
Eaton Aerospace, Llc Dba Jackson South
5961-00-309-799342325 INTERCHANGEABLE
Transistor
Teac America, Inc
5962-01-088-983542325 INTERCHANGEABLE
Microcircuit,digital
Raytheon Company Div Rmd Strategic
5133-01-102-3330 INTERCHANGEABLE
Drill,twist
2910-01-255-4445 INTERCHANGEABLE
Pump,fuel,cam Actuated
2910-01-479-7862 INTERCHANGEABLE
Filter Element,fluid
Cross-Reference Index
Part NumberManufacturer
39R4-216 Ellis & Watts International, Llc (USA)
42325 Cooper Industries Inc Cooper Distribution Equipment Div (USA)
Related Parts
5950-00-258-6643INTERCHANGEABLE
REACTOR
A51J9000-3
5330-00-290-9442INTERCHANGEABLE
PACKING,PREFORMED
042325
5961-00-309-7993INTERCHANGEABLE
TRANSISTOR
42325
5962-01-088-9835INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
42325
5133-01-102-3330INTERCHANGEABLE
DRILL,TWIST
2910-01-255-4445INTERCHANGEABLE
PUMP,FUEL,CAM ACTUATED
2910-01-479-7862INTERCHANGEABLE
FILTER ELEMENT,FLUID

Frequently Asked Questions

What is NSN 5999-01-200-6527?

NSN 5999-01-200-6527 is a Heater,thermal Release, manufactured by Ellis & Watts International, Llc, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-200-6527?

NSN 5999-01-200-6527 has 2 cross-referenced part numbers: 39R4-216 (Ellis & Watts International, Llc), 42325 (Cooper Industries Inc Cooper Distribution Equipment Div).

What NSN replaces 5999-01-200-6527?

There are 7 known substitutes for 5999-01-200-6527: 5950-00-258-6643, 5330-00-290-9442, 5961-00-309-7993 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 39R4-216?

Key specifications for 39R4-216: Overall Height: 0.375 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Overall Length: 1.938 INCHES NOMINAL IN; Overall Height: 0.375 INCHES NOMINAL IN. 6 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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