PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5851Oven,laboratory

National Appliance Co Sub of Heinicke Instruments Co · NSN 6640-00-486-0235 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-486-0235 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-486-0235. Primary manufacturer part number: 5851.
Features
  • Oven,laboratory — FSC 6640
  • 3 verified cross-references
  • Primary manufacturer: National Appliance Co Sub of Heinicke Instruments Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Oven,laboratory, cataloged under National Stock Number 6640-00-486-0235, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is National Appliance Co Sub of Heinicke Instruments Co. This item has 3 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.

Catalog Facts
Item NameOven,laboratory
FSC / FSG6640 — No Item Name Available (FSG 66)
ManufacturersNational Appliance Co Sub of Heinicke Instruments Co (CAGE 92284); Sargent-Welch Scientific Co (CAGE 64484)
Technical Specifications
ParameterValue
NSN6640-00-486-0235
Primary Part Number5851
Item NameOven,laboratory
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerNational Appliance Co Sub of Heinicke Instruments Co
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4310-00-061-50685850 INTERCHANGEABLE
Ring,piston
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5950-00-078-443377C703655P001 INTERCHANGEABLE
Transformer,power
Lockheed Martin Corporation Div Rms
6640-00-141-7259 INTERCHANGEABLE
Clamp,tubing,regulating-Shutoff
5330-00-171-78337331898 INTERCHANGEABLE
Seal,plain Encased
U S Army Tank Automotive Command Amsta-Im-Mm
5960-00-193-5144 INTERCHANGEABLE
Electron Tube
5935-00-283-2950 INTERCHANGEABLE
Connector,plug,electrical
2805-00-362-2124005850 INTERCHANGEABLE
Plate,thrust
Caterpillar Inc Div Caterpillar Defense
2805-00-494-3585 INTERCHANGEABLE
Valve,poppet,engine
5950-00-547-8455 INTERCHANGEABLE
Transformer,power,s
5935-00-732-8573712260-20 INTERCHANGEABLE
Connector,plug,electrical
Raytheon Company Div Rmd Strategic
Cross-Reference Index
Part NumberManufacturer
5851 National Appliance Co Sub of Heinicke Instruments Co (USA)
5850 National Appliance Co Sub of Heinicke Instruments Co (USA)
S64132 Sargent-Welch Scientific Co (USA)
Related Parts
4310-00-061-5068INTERCHANGEABLE
RING,PISTON
5850
5950-00-078-4433INTERCHANGEABLE
TRANSFORMER,POWER
77C703655P001
6640-00-141-7259INTERCHANGEABLE
CLAMP,TUBING,REGULATING-SHUTOFF
5330-00-171-7833INTERCHANGEABLE
SEAL,PLAIN ENCASED
7331898
5960-00-193-5144INTERCHANGEABLE
ELECTRON TUBE
5935-00-283-2950INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
2805-00-362-2124INTERCHANGEABLE
PLATE,THRUST
005850
2805-00-494-3585INTERCHANGEABLE
VALVE,POPPET,ENGINE
5950-00-547-8455INTERCHANGEABLE
TRANSFORMER,POWER,S
5935-00-732-8573INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
712260-20
2520-00-734-8148INTERCHANGEABLE
COVER
2520-00-734-8205INTERCHANGEABLE
COVER
7348205

Frequently Asked Questions

What is NSN 6640-00-486-0235?

NSN 6640-00-486-0235 is a Oven,laboratory, manufactured by National Appliance Co Sub of Heinicke Instruments Co, classified under FSC 6640 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6640-00-486-0235?

NSN 6640-00-486-0235 has 3 cross-referenced part numbers: 5851 (National Appliance Co Sub of Heinicke Instruments Co), 5850 (National Appliance Co Sub of Heinicke Instruments Co), S64132 (Sargent-Welch Scientific Co).

What NSN replaces 6640-00-486-0235?

There are 12 known substitutes for 6640-00-486-0235: 4310-00-061-5068, 5950-00-078-4433, 6640-00-141-7259 and 9 more. Verify interchangeability with system specifications before substitution.

Is NSN 6640-00-486-0235 still in active supply?

NSN 6640-00-486-0235 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.
PartsTable Design LLC · partstable.com