PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F40/D835/SSLamp,fluorescent

Gte Products Corp Sylvania Miniature Lighting Div · NSN 6240-01-344-9933 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-344-9933 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-344-9933. Primary manufacturer part number: F40/D835/SS.
Features
  • Lamp,fluorescent — FSC 6240
  • Starting Characteristic: RAPID
  • Rated Average Life: HOURS
  • Base Style: MEDIUM BIPIN (FLUORESCENT)
  • Bulb Style: T (TUBULAR)
  • Bulb Designator: T-12
  • Wattage Rating: 34.000 WATTS
  • Criticality Code Justification: FEAT
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,fluorescent, cataloged under National Stock Number 6240-01-344-9933, 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 10 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
NSN6240-01-344-9933
Primary Part NumberF40/D835/SS
Item NameLamp,fluorescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerGte Products Corp Sylvania Miniature Lighting Div
StatusACTIVE
Starting CharacteristicRAPID
Rated Average LifeHOURS
Base StyleMEDIUM BIPIN (FLUORESCENT)
Bulb StyleT (TUBULAR)
Bulb DesignatorT-12
Wattage Rating34.000 WATTS
Criticality Code JustificationFEAT
Average Life Rating in Hours20000.0
Environmental Attribute CodeFLUORESCENT LAMPS - FEMP-LIGHTING - ENERGY EFFICIENT PRODUCTS
Emitted Light CharacteristicWHITE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2810-00-048-6258 INTERCHANGEABLE
Flange
5975-00-243-3255 INTERCHANGEABLE
Adapter,electrical Conduit
2590-00-269-713415-2 INTERCHANGEABLE
Cap,filler Opening
Tankcraft Corp
9540-00-720-1320 INTERCHANGEABLE
Angle,structural
3110-00-732-110424581 INTERCHANGEABLE
Bearing,ball,annular
New Hampshire Ball Bearings Inc Div Hitech Division
2520-00-734-8604 INTERCHANGEABLE
Yoke,universal Joint,vehicular
4820-00-882-6629 INTERCHANGEABLE
Disk,valve
2530-01-062-4071 INTERCHANGEABLE
Arm,steering Gear
5905-01-169-6284 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
3110-01-179-0794H14628 INTERCHANGEABLE
Bearing,pump
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
14628 General Electric Company Dba Ge (USA)
38004-8 Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
24581 Gte Products Corp Sylvania Miniature Lighting Div (USA)
F40SPX35/RS/WM General Electric Company Dba Ge (USA)
F40/D835/SS PRIMARY Gte Products Corp Sylvania Miniature Lighting Div (USA)
F40/35U/RS/EW-II Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
Related Parts
2810-00-048-6258INTERCHANGEABLE
FLANGE
5975-00-243-3255INTERCHANGEABLE
ADAPTER,ELECTRICAL CONDUIT
2590-00-269-7134INTERCHANGEABLE
CAP,FILLER OPENING
15-2
9540-00-720-1320INTERCHANGEABLE
ANGLE,STRUCTURAL
3110-00-732-1104INTERCHANGEABLE
BEARING,BALL,ANNULAR
24581
2520-00-734-8604INTERCHANGEABLE
YOKE,UNIVERSAL JOINT,VEHICULAR
4820-00-882-6629INTERCHANGEABLE
DISK,VALVE
2530-01-062-4071INTERCHANGEABLE
ARM,STEERING GEAR
5905-01-169-6284INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
3110-01-179-0794INTERCHANGEABLE
BEARING,PUMP
H14628
5331-01-284-1282INTERCHANGEABLE
O-RING
6130-01-320-8367INTERCHANGEABLE
POWER SUPPLY

Frequently Asked Questions

What is NSN 6240-01-344-9933?

NSN 6240-01-344-9933 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 6240-01-344-9933?

NSN 6240-01-344-9933 has 6 cross-referenced part numbers: 14628 (General Electric Company Dba Ge), 38004-8 (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company), 24581 (Gte Products Corp Sylvania Miniature Lighting Div), F40SPX35/RS/WM (General Electric Company Dba Ge), F40/D835/SS (Gte Products Corp Sylvania Miniature Lighting Div) and 1 more.

What NSN replaces 6240-01-344-9933?

There are 12 known substitutes for 6240-01-344-9933: 2810-00-048-6258, 5975-00-243-3255, 2590-00-269-7134 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of F40/D835/SS?

Key specifications for F40/D835/SS: Starting Characteristic: RAPID; Rated Average Life: HOURS; Base Style: MEDIUM BIPIN (FLUORESCENT); Bulb Style: T (TUBULAR). 12 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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