PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F40T12/CW/RS/EW/ALTOLamp,fluorescent

Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company · NSN 6240-01-424-9648 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-424-9648 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-424-9648. Primary manufacturer part number: F40T12/CW/RS/EW/ALTO.
Features
  • Lamp,fluorescent — FSC 6240
  • Bulb Designator: T-12
  • Base Style: MEDIUM BIPIN (FLUORESCENT)
  • Rated Average Life: HOURS
  • Starting Characteristic: RAPID
  • Average Life Rating in Hours: 20000.0
  • Wattage Rating: 34.000 WATTS
  • Emitted Light Characteristic: WHITE
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,fluorescent, cataloged under National Stock Number 6240-01-424-9648, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 24 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6240-01-424-9648
Primary Part NumberF40T12/CW/RS/EW/ALTO
Item NameLamp,fluorescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerPhilips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company
StatusCANCELLED
Bulb DesignatorT-12
Base StyleMEDIUM BIPIN (FLUORESCENT)
Rated Average LifeHOURS
Starting CharacteristicRAPID
Average Life Rating in Hours20000.0
Wattage Rating34.000 WATTS
Emitted Light CharacteristicWHITE
Bulb StyleT (TUBULAR)
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5950-00-019-300710177823 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
5355-00-160-6850SCB107852 INTERCHANGEABLE
Knob
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5120-00-198-5398 INTERCHANGEABLE
Key,socket Head Screw
5930-00-296-720613803 INTERCHANGEABLE
Switch,thermostatic
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
1560-00-306-3803347369 INTERCHANGEABLE
Plate,rudder Booster
Lockheed Martin Corp
6130-00-307-3781PP336AAPR9 INTERCHANGEABLE
Power Supply
Joint Electronics Type Designation System
5120-00-760-966913803 INTERCHANGEABLE
Remover
Cooper Machinery Services Llc
1680-00-802-3373244707 INTERCHANGEABLE
Fitting,outlet
Valcor Engineering Corporation
5940-00-998-301313803 INTERCHANGEABLE
Terminal,lug
Grimes Aerospace Company
5995-01-450-959813803 INTERCHANGEABLE
Cable Assembly,radio Frequency
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
Cross-Reference Index
Part NumberManufacturer
F40CW/RS/ES-II Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
1700 Duro-Test Corp (USA)
A-A-1856 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
VL9718 Vl Service Lighting Corp (USA)
F40CW/RS/SS Gte Products Corp Sylvania Miniature Lighting Div (USA)
24470-7 Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
F40T12/CW/RS/EW/ALTO PRIMARY Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
F40/CW/ES 21ST Century Enterprises Inc (USA)
34736-9 Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
F40CW/RS/EW Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
F40CW/RS/WM General Electric Company Dba Ge (USA)
F40T12CWRS Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
W-L-00116/47 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
F40CW/RS/EW/ALTO PRIMARY Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
256867 Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
F40/CW/RS/SS Osram Sylvania Inc (USA)
13803 Athens Paper Co (USA)
F35T12/COOL WHITE PLUS/RS/WW American National Standards Institute Incorporated Dba American National Standards Institute (USA)
13803 Moore Electrical Supply Inc (USA)
149C127H01 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Related Parts
5950-00-019-3007INTERCHANGEABLE
TRANSFORMER,POWER
10177823
5355-00-160-6850INTERCHANGEABLE
KNOB
SCB107852
5120-00-198-5398INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
5930-00-296-7206INTERCHANGEABLE
SWITCH,THERMOSTATIC
13803
1560-00-306-3803INTERCHANGEABLE
PLATE,RUDDER BOOSTER
347369
6130-00-307-3781INTERCHANGEABLE
POWER SUPPLY
PP336AAPR9
5120-00-760-9669INTERCHANGEABLE
REMOVER
13803
1680-00-802-3373INTERCHANGEABLE
FITTING,OUTLET
244707
5940-00-998-3013INTERCHANGEABLE
TERMINAL,LUG
13803
5995-01-450-9598INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
13803
5306-01-666-0946INTERCHANGEABLE
BOLT,MACHINE
050-000011-005

Frequently Asked Questions

What is NSN 6240-01-424-9648?

NSN 6240-01-424-9648 is a Lamp,fluorescent, manufactured by Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company, classified under FSC 6240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6240-01-424-9648?

NSN 6240-01-424-9648 has 24 cross-referenced part numbers: F40CW/RS/ES-II (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company), 1700 (Duro-Test Corp), A-A-1856 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), VL9718 (Vl Service Lighting Corp), F40CW/RS/SS (Gte Products Corp Sylvania Miniature Lighting Div) and 19 more.

What NSN replaces 6240-01-424-9648?

There are 11 known substitutes for 6240-01-424-9648: 5950-00-019-3007, 5355-00-160-6850, 5120-00-198-5398 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of F40T12/CW/RS/EW/ALTO?

Key specifications for F40T12/CW/RS/EW/ALTO: Overall Length: 48.000 INCHES NOMINAL IN; Bulb Designator: T-12; Base Style: MEDIUM BIPIN (FLUORESCENT); Rated Average Life: HOURS. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-01-424-9648 still in active supply?

NSN 6240-01-424-9648 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