PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-8Chamber,environmental Testing

Thermotron Industries · NSN 6636-01-687-4011 · FSC 6636 · No Item Name Available
Verified by PartsTable
NSN 6636-01-687-4011 — this item is cataloged by the U.S. Government under National Stock Number 6636-01-687-4011. Primary manufacturer part number: SM-8.
Features
  • Chamber,environmental Testing — FSC 6636
  • Circulation Method: FORCED AIR
  • Nondefinitive Spec/std Data: 0405,6636SM-839657 MODEL
  • Control Type: TEMPERATURE
  • Cubic Measure: 8.0 CUBIC FEET
  • Inner Door Quantity: 1
  • Heating Method: ELECTRICAL
  • Environmental Chamber Type: HUMIDITY AND TEMPERATURE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Chamber,environmental Testing, cataloged under National Stock Number 6636-01-687-4011, is classified within Federal Supply Class 6636 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Thermotron Industries. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6636-01-687-4011
Primary Part NumberSM-8
Item NameChamber,environmental Testing
FSC / FSG6636 / 66 — No Item Name Available
ManufacturerThermotron Industries
StatusACTIVE
Circulation MethodFORCED AIR
Nondefinitive Spec/std Data0405,6636SM-839657 MODEL
Control TypeTEMPERATURE
Cubic Measure8.0 CUBIC FEET
Inner Door Quantity1
Heating MethodELECTRICAL
Environmental Chamber TypeHUMIDITY AND TEMPERATURE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5340-00-831-3022DTS-A1-8 INTERCHANGEABLE
Clamp,synchro
Nordex, Incorporated Dba Nordex Inc
5935-01-217-8548 INTERCHANGEABLE
Socket,plug-in Electronic Compon
5935-01-294-2218154103016 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Eaton Corporation
4820-01-337-7473SM-8 INTERCHANGEABLE
Valve,linear,directional Control
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
Cross-Reference Index
Part NumberManufacturer
SM-8 PRIMARY Thermotron Industries (USA)
Related Parts
5340-00-831-3022INTERCHANGEABLE
CLAMP,SYNCHRO
DTS-A1-8
5935-01-217-8548INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
5935-01-294-2218INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
154103016
4820-01-337-7473INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
SM-8

Frequently Asked Questions

What is NSN 6636-01-687-4011?

NSN 6636-01-687-4011 is a Chamber,environmental Testing, manufactured by Thermotron Industries, classified under FSC 6636 (No Item Name Available). Status: active.

What are the part numbers for NSN 6636-01-687-4011?

NSN 6636-01-687-4011 has 1 cross-referenced part number: SM-8 (Thermotron Industries).

What NSN replaces 6636-01-687-4011?

There are 4 known substitutes for 6636-01-687-4011: 5340-00-831-3022, 5935-01-217-8548, 5935-01-294-2218 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-8?

Key specifications for SM-8: Circulation Method: FORCED AIR; Nondefinitive Spec/std Data: 0405,6636SM-839657 MODEL; Overall Width: 890.0 CENTIMETERS NOMINAL CM; Control Type: TEMPERATURE. 12 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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