PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FB40/LW/6/SSLamp,fluorescent

Gte Products Corp Sylvania Miniature Lighting Div · NSN 6240-01-344-9514 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-344-9514 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-344-9514. Primary manufacturer part number: FB40/LW/6/SS.
Features
  • Lamp,fluorescent — FSC 6240
  • Emitted Light Characteristic: WHITE
  • Average Life Rating in Hours: 12000.0
  • Wattage Rating: 35.000 WATTS
  • Starting Characteristic: RAPID
  • Criticality Code Justification: FEAT
  • Base Style: MEDIUM BIPIN (FLUORESCENT)
  • Bulb Style: T ("U" SHAPED TUBULAR)
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,fluorescent, cataloged under National Stock Number 6240-01-344-9514, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Gte Products Corp Sylvania Miniature Lighting Div. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6240-01-344-9514
Primary Part NumberFB40/LW/6/SS
Item NameLamp,fluorescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerGte Products Corp Sylvania Miniature Lighting Div
StatusACTIVE
Emitted Light CharacteristicWHITE
Average Life Rating in Hours12000.0
Wattage Rating35.000 WATTS
Starting CharacteristicRAPID
Criticality Code JustificationFEAT
Base StyleMEDIUM BIPIN (FLUORESCENT)
Bulb StyleT ("U" SHAPED TUBULAR)
Bulb DesignatorU/6
Rated Average LifeHOURS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-004-3438STD315228 INTERCHANGEABLE
Bearing,ball,annular
Sears, Roebuck and Co. Dba Sears Div Sears Commercial
2915-00-037-881212-211 INTERCHANGEABLE
Body
Ontic Engineering & Manufacturing, Inc Dba Ontic Us
5950-00-086-7159SM-B-433236 INTERCHANGEABLE
Coil,radio Frequency
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5120-00-189-7932 INTERCHANGEABLE
Socket,socket Wrench
5133-00-189-9256 INTERCHANGEABLE
Drill,twist
4140-00-274-830024-049 INTERCHANGEABLE
Fan,centrifugal
Espey Mfg and Electronics Corp
5315-00-285-469912211 INTERCHANGEABLE
Pin,straight,headless
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
6130-00-920-143424049 INTERCHANGEABLE
Power Supply
Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
5340-00-992-1657 INTERCHANGEABLE
Handle,bow
5330-01-044-233420155 ITEM 12 INTERCHANGEABLE
Gasket
Aerco International, Inc. Dba Aerco International Inc
Cross-Reference Index
Part NumberManufacturer
24049 Gte Products Corp Sylvania Miniature Lighting Div (USA)
FB40LW/6/EW-II Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
FB40/LW/6/SS PRIMARY Gte Products Corp Sylvania Miniature Lighting Div (USA)
04-6677-30240-6 Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
12211 General Electric Company Dba Ge (USA)
F40LW/U/6/WM General Electric Company Dba Ge (USA)
Related Parts
3110-00-004-3438INTERCHANGEABLE
BEARING,BALL,ANNULAR
STD315228
2915-00-037-8812INTERCHANGEABLE
BODY
12-211
5950-00-086-7159INTERCHANGEABLE
COIL,RADIO FREQUENCY
SM-B-433236
5120-00-189-7932INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5133-00-189-9256INTERCHANGEABLE
DRILL,TWIST
4140-00-274-8300INTERCHANGEABLE
FAN,CENTRIFUGAL
24-049
5315-00-285-4699INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
12211
6130-00-920-1434INTERCHANGEABLE
POWER SUPPLY
24049
5340-00-992-1657INTERCHANGEABLE
HANDLE,BOW
5330-01-044-2334INTERCHANGEABLE
GASKET
20155 ITEM 12
3230-01-053-5217INTERCHANGEABLE
BLADE,CIRCULAR SAW,WOODCUTTING
3020-01-093-2345INTERCHANGEABLE
CYLINDER SLEEVE,ACT
CB27382-001

Frequently Asked Questions

What is NSN 6240-01-344-9514?

NSN 6240-01-344-9514 is a Lamp,fluorescent, manufactured by Gte Products Corp Sylvania Miniature Lighting Div, classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-01-344-9514?

NSN 6240-01-344-9514 has 6 cross-referenced part numbers: 24049 (Gte Products Corp Sylvania Miniature Lighting Div), FB40LW/6/EW-II (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company), FB40/LW/6/SS (Gte Products Corp Sylvania Miniature Lighting Div), 04-6677-30240-6 (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company), 12211 (General Electric Company Dba Ge) and 1 more.

What NSN replaces 6240-01-344-9514?

There are 12 known substitutes for 6240-01-344-9514: 3110-00-004-3438, 2915-00-037-8812, 5950-00-086-7159 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FB40/LW/6/SS?

Key specifications for FB40/LW/6/SS: Overall Length: 24.000 INCHES NOMINAL IN; Emitted Light Characteristic: WHITE; Average Life Rating in Hours: 12000.0; Wattage Rating: 35.000 WATTS. 11 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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