PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

144AOven,laboratory

Precision Scientific Petroleum Instruments Co · NSN 6640-00-501-5499 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-00-501-5499 — this item is cataloged by the U.S. Government under National Stock Number 6640-00-501-5499. Primary manufacturer part number: 144A.
Features
  • Oven,laboratory — FSC 6640
  • Material: STEEL OUTER DOOR
  • Frequency Rating: 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
  • Heating Method: ELECTRICAL
  • Shelf Adjustability: ADJUSTABLE
  • Phase: SINGLE
  • Insulated Cabinet: PROVIDED
  • Inside Depth: 19.000 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Outer Door construction
General Description

The Oven,laboratory, cataloged under National Stock Number 6640-00-501-5499, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Precision Scientific Petroleum Instruments Co. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6640-00-501-5499
Primary Part Number144A
Item NameOven,laboratory
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerPrecision Scientific Petroleum Instruments Co
StatusACTIVE
MaterialSTEEL OUTER DOOR
Frequency Rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
Heating MethodELECTRICAL
Shelf AdjustabilityADJUSTABLE
PhaseSINGLE
Insulated CabinetPROVIDED
Inside Depth19.000 INCHES NOMINAL IN
Heat Source for Which DesignedINTEGRAL
Circulation MethodGRAVITY
Vacuum ChamberNOT INCLUDED
Material CharacteristicEXPANDED
Shelf Quantity9
Outer Door Insulation FeatureINCLUDED
Outer Door Quantity2
MaterialSTEEL INNER DOOR
Water JacketNOT PROVIDED
Mounting MethodHINGE INNER DOOR
MaterialSTEEL CABINET OUTER WALL
MaterialSTEEL CORROSION RESISTING CABINET INNER WALL
MaterialSTEEL SHELF
Inside Height25.000 INCHES NOMINAL IN
Power Rating3.7 KILOWATTS MAXIMUM
Control TypeRELAY CIRCUIT
Voltage Rating120.000 VOLTS MINIMUM AND 240.000 VOLTS MAXIMUM
Operating Temp Range+35.0 TO 350.0 CELSIUS DEGC
Inside Width37.000 INCHES NOMINAL IN
Current TypeAC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
7025-00-139-6410139-128 INTERCHANGEABLE
Amplifier,console
L-3 Communications Corporation Dba Global Network Solutions Div Aydin Communications Division
5365-00-754-033731264A INTERCHANGEABLE
Shim
Brinkley Technology Group Llc Dba Hercules Manufacturing
6610-00-929-022531264 INTERCHANGEABLE
Shaft Assy,indicato
Aerosonic Llc
6550-01-031-6158231264 INTERCHANGEABLE
Sensitivity Discs,diagnostic
Becton, Dickinson and Co Dba Becton Dickinson & Co
5360-01-032-130231264 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
2940-01-133-592433003509 INTERCHANGEABLE
Filter Element,fluid
Am General Llc
5306-01-288-114631264 INTERCHANGEABLE
Bolt,machine
Moog Inc. Dba Ampac-Isp Corp
4810-01-668-350731264 INTERCHANGEABLE
Parts Kit,valve
Cat Pumps Corp
Cross-Reference Index
Part NumberManufacturer
144A Precision Scientific Petroleum Instruments Co (USA)
31264 Precision Scientific Petroleum Instruments Co (USA)
Related Parts
7025-00-139-6410INTERCHANGEABLE
AMPLIFIER,CONSOLE
139-128
5365-00-754-0337INTERCHANGEABLE
SHIM
31264A
6610-00-929-0225INTERCHANGEABLE
SHAFT ASSY,INDICATO
31264
6550-01-031-6158INTERCHANGEABLE
SENSITIVITY DISCS,DIAGNOSTIC
231264
5360-01-032-1302INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
31264
2940-01-133-5924INTERCHANGEABLE
FILTER ELEMENT,FLUID
33003509
5306-01-288-1146INTERCHANGEABLE
BOLT,MACHINE
31264
4810-01-668-3507INTERCHANGEABLE
PARTS KIT,VALVE
31264

Frequently Asked Questions

What is NSN 6640-00-501-5499?

NSN 6640-00-501-5499 is a Oven,laboratory, manufactured by Precision Scientific Petroleum Instruments Co, classified under FSC 6640 (No Item Name Available). Status: active.

What are the part numbers for NSN 6640-00-501-5499?

NSN 6640-00-501-5499 has 2 cross-referenced part numbers: 144A (Precision Scientific Petroleum Instruments Co), 31264 (Precision Scientific Petroleum Instruments Co).

What NSN replaces 6640-00-501-5499?

There are 8 known substitutes for 6640-00-501-5499: 7025-00-139-6410, 5365-00-754-0337, 6610-00-929-0225 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 144A?

Key specifications for 144A: Material: STEEL OUTER DOOR; Frequency Rating: 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM; Heating Method: ELECTRICAL; Shelf Adjustability: ADJUSTABLE. 30 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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