PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40A(120V)Lamp,incandescent

Lamp Industry for Use with Industry Designations and Abbreviations for Lamps · NSN 6240-01-097-8344 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-097-8344 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-097-8344. Primary manufacturer part number: 40A(120V).
Features
  • Lamp,incandescent — FSC 6240
  • Average Life Rating in Hours: 1500.0
  • Emitted Light Characteristic: WHITE
  • Voltage Rating: 120.000 VOLTS NOMINAL
  • Light Intensity Distribution Feature: INSIDE FROSTED
  • Bulb Designator: A-19
  • Base Style: MEDIUM SCREW
  • Filament Heavy Duty Service Rating: VIBRATION
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-01-097-8344, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Lamp Industry for Use with Industry Designations and Abbreviations for Lamps. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6240-01-097-8344
Primary Part Number40A(120V)
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerLamp Industry for Use with Industry Designations and Abbreviations for Lamps
StatusCANCELLED
Average Life Rating in Hours1500.0
Emitted Light CharacteristicWHITE
Voltage Rating120.000 VOLTS NOMINAL
Light Intensity Distribution FeatureINSIDE FROSTED
Bulb DesignatorA-19
Base StyleMEDIUM SCREW
Filament Heavy Duty Service RatingVIBRATION
Bulb Light Transmission CharacteristicTRANSLUCENT
Wattage Rating40.000 WATTS
Light Output Rating400.000 LUMENS NOMINAL SINGLE RATING
Bulb StyleA (ARBITRARY DESIGNATION)
Rated Average LifeHOURS
Current Rating for Which Designed0.269 AMPERES NOMINAL
Filament DesignationC-9
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6240-00-044-1821 INTERCHANGEABLE
Lamp,incandescent
6240-00-064-9965 INTERCHANGEABLE
Lamp,incandescent
3110-00-108-3813G1108KLLB+COLFS381A INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
3020-00-110-397240A-3210W INTERCHANGEABLE
Sprocket Wheel
Eriez Magnetics
6240-00-143-3055 INTERCHANGEABLE
Lamp,incandescent
6240-00-143-3138 INTERCHANGEABLE
Lamp,incandescent
6240-00-143-3154 INTERCHANGEABLE
Lamp,incandescent
6240-00-143-7493 INTERCHANGEABLE
Lamp,incandescent
6240-00-155-8001 INTERCHANGEABLE
Lamp,incandescent
6240-00-155-8636300/IF-120V INTERCHANGEABLE
Lamp,incandescent
Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company
Cross-Reference Index
Part NumberManufacturer
WL101-22AT Federal Specifications Promulgated by General Services Administration Washington DC (USA)
W-L-101/22-B Zf Industrieantriebe Witten Gmbh (DEU)
40A(120V) PRIMARY Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
3SK10/IF U S Lighting Corp (USA)
35K10/IF U S Lighting Corp (USA)
40A120V Zf Industrieantriebe Witten Gmbh (DEU)
WL00101GSAFSS Federal Specifications Promulgated by General Services Administration Washington DC (USA)
40A Zf Industrieantriebe Witten Gmbh (DEU)
W-L-101/22B Federal Specifications Promulgated by General Services Administration Washington DC (USA)
W-L-101/22 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
6240-00-044-1821INTERCHANGEABLE
LAMP,INCANDESCENT
6240-00-064-9965INTERCHANGEABLE
LAMP,INCANDESCENT
3110-00-108-3813INTERCHANGEABLE
BEARING,BALL,ANNULAR
G1108KLLB+COLFS381A
3020-00-110-3972INTERCHANGEABLE
SPROCKET WHEEL
40A-3210W
6240-00-143-3055INTERCHANGEABLE
LAMP,INCANDESCENT
6240-00-143-3138INTERCHANGEABLE
LAMP,INCANDESCENT
6240-00-143-3154INTERCHANGEABLE
LAMP,INCANDESCENT
6240-00-143-7493INTERCHANGEABLE
LAMP,INCANDESCENT
6240-00-155-8001INTERCHANGEABLE
LAMP,INCANDESCENT
6240-00-155-8636INTERCHANGEABLE
LAMP,INCANDESCENT
300/IF-120V
6240-00-155-8638INTERCHANGEABLE
LAMP,INCANDESCENT
6240-00-155-8645INTERCHANGEABLE
LAMP,INCANDESCENT
39582

Frequently Asked Questions

What is NSN 6240-01-097-8344?

NSN 6240-01-097-8344 is a Lamp,incandescent, manufactured by Lamp Industry for Use with Industry Designations and Abbreviations for Lamps, classified under FSC 6240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6240-01-097-8344?

NSN 6240-01-097-8344 has 10 cross-referenced part numbers: WL101-22AT (Federal Specifications Promulgated by General Services Administration Washington DC), W-L-101/22-B (Zf Industrieantriebe Witten Gmbh), 40A(120V) (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps), 3SK10/IF (U S Lighting Corp), 35K10/IF (U S Lighting Corp) and 5 more.

What NSN replaces 6240-01-097-8344?

There are 12 known substitutes for 6240-01-097-8344: 6240-00-044-1821, 6240-00-064-9965, 3110-00-108-3813 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40A(120V)?

Key specifications for 40A(120V): Average Life Rating in Hours: 1500.0; Emitted Light Characteristic: WHITE; Voltage Rating: 120.000 VOLTS NOMINAL; Light Intensity Distribution Feature: INSIDE FROSTED. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-01-097-8344 still in active supply?

NSN 6240-01-097-8344 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.
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