PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FB40/W/6/SSLamp,fluorescent

Gte Products Corp Sylvania Miniature Lighting Div · NSN 6240-01-344-9513 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-344-9513 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-344-9513. Primary manufacturer part number: FB40/W/6/SS.
Features
  • Lamp,fluorescent — FSC 6240
  • Bulb Designator: U/6
  • Wattage Rating: 35.000 WATTS
  • Criticality Code Justification: FEAT
  • Emitted Light Characteristic: WHITE
  • Rated Average Life: HOURS
  • Bulb Style: T ("U" SHAPED TUBULAR)
  • Starting Characteristic: RAPID
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,fluorescent, cataloged under National Stock Number 6240-01-344-9513, 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 4 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: Active.

Technical Specifications
ParameterValue
NSN6240-01-344-9513
Primary Part NumberFB40/W/6/SS
Item NameLamp,fluorescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerGte Products Corp Sylvania Miniature Lighting Div
StatusACTIVE
Bulb DesignatorU/6
Wattage Rating35.000 WATTS
Criticality Code JustificationFEAT
Emitted Light CharacteristicWHITE
Rated Average LifeHOURS
Bulb StyleT ("U" SHAPED TUBULAR)
Starting CharacteristicRAPID
Base StyleMEDIUM BIPIN (FLUORESCENT)
Average Life Rating in Hours12000.0
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-125-26472404-8 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Air-Way Manufacturing Company
5133-00-189-9254 INTERCHANGEABLE
Drill,twist
5133-00-228-1329 INTERCHANGEABLE
Drill,twist
5945-00-237-1791 INTERCHANGEABLE
Relay,electromagnetic
5325-00-522-8878 INTERCHANGEABLE
Ring,retaining
1680-00-771-255112209 INTERCHANGEABLE
Mount Assembly
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
3610-00-779-182112209 INTERCHANGEABLE
Casting Arm Signatu
Smyth Mfg Co Sub of the Beacon Group
5330-00-852-513224048 INTERCHANGEABLE
Gasket
Mechanical Equipment Company, Inc. Dba Mechanical Equipment Co Inc
3020-01-093-0186CB27381-001 INTERCHANGEABLE
End Cap,actuator
Moog Inc. Dba Ampac-Isp Corp
4320-01-146-4219WF2-4048 INTERCHANGEABLE
Cylinder Sleeve
Malabar
Cross-Reference Index
Part NumberManufacturer
FB40/W/6/SS PRIMARY Gte Products Corp Sylvania Miniature Lighting Div (USA)
F40W/U/6/WM General Electric Company Dba Ge (USA)
12209 General Electric Company Dba Ge (USA)
24048 Gte Products Corp Sylvania Miniature Lighting Div (USA)
Related Parts
4730-00-125-2647INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
2404-8
5133-00-189-9254INTERCHANGEABLE
DRILL,TWIST
5133-00-228-1329INTERCHANGEABLE
DRILL,TWIST
5945-00-237-1791INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5325-00-522-8878INTERCHANGEABLE
RING,RETAINING
1680-00-771-2551INTERCHANGEABLE
MOUNT ASSEMBLY
12209
3610-00-779-1821INTERCHANGEABLE
CASTING ARM SIGNATU
12209
5330-00-852-5132INTERCHANGEABLE
GASKET
24048
3020-01-093-0186INTERCHANGEABLE
END CAP,ACTUATOR
CB27381-001
4320-01-146-4219INTERCHANGEABLE
CYLINDER SLEEVE
WF2-4048
6110-01-211-6533INTERCHANGEABLE
STARTER,MOTOR
24048
6530-01-219-2220INTERCHANGEABLE
WRAPPER,STERILIZATION

Frequently Asked Questions

What is NSN 6240-01-344-9513?

NSN 6240-01-344-9513 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 6240-01-344-9513?

NSN 6240-01-344-9513 has 4 cross-referenced part numbers: FB40/W/6/SS (Gte Products Corp Sylvania Miniature Lighting Div), F40W/U/6/WM (General Electric Company Dba Ge), 12209 (General Electric Company Dba Ge), 24048 (Gte Products Corp Sylvania Miniature Lighting Div).

What NSN replaces 6240-01-344-9513?

There are 12 known substitutes for 6240-01-344-9513: 4730-00-125-2647, 5133-00-189-9254, 5133-00-228-1329 and 9 more. Verify interchangeability with system specifications before substitution.

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

Key specifications for FB40/W/6/SS: Bulb Designator: U/6; Wattage Rating: 35.000 WATTS; Criticality Code Justification: FEAT; Emitted Light Characteristic: WHITE. 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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