PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

WL101Lamp,incandescent

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 6240-00-155-8011 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-155-8011 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-155-8011. Primary manufacturer part number: WL101.
Features
  • Lamp,incandescent — FSC 6240
  • Filament Heavy Duty Service Rating: VIBRATION
  • Voltage Rating: 120.000 VOLTS NOMINAL
  • Light Output Rating: 550.000 LUMENS NOMINAL SINGLE RATING
  • Bulb Style: A (ARBITRARY DESIGNATION)
  • Rated Average Life: HOURS
  • Bulb Light Transmission Characteristic: TRANSLUCENT
  • Emitted Light Characteristic: WHITE
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-00-155-8011, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6240-00-155-8011
Primary Part NumberWL101
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusCANCELLED
Filament Heavy Duty Service RatingVIBRATION
Voltage Rating120.000 VOLTS NOMINAL
Light Output Rating550.000 LUMENS NOMINAL SINGLE RATING
Bulb StyleA (ARBITRARY DESIGNATION)
Rated Average LifeHOURS
Bulb Light Transmission CharacteristicTRANSLUCENT
Emitted Light CharacteristicWHITE
Average Life Rating in Hours1000.0
Bulb DesignatorA-19
Light Center Length2.500 INCHES NOMINAL IN
Filament DesignationC-9
Base StyleMEDIUM SCREW
Wattage Rating50.000 WATTS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
6240-00-143-307050ARS115V INTERCHANGEABLE
Lamp,incandescent
Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company
5331-01-673-9076K-3143 INTERCHANGEABLE
O-Ring Set
Tronair, Inc. Div Tronair
Cross-Reference Index
Part NumberManufacturer
WL101 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
VARIABLE PRICING Dla Aviation Engineering Div Department of Defense (USA)
50AVS120V Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
50A/VS-120V Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
K3143 Sutton-Landis Shoe Machinery Co
Related Parts
6240-00-143-3070INTERCHANGEABLE
LAMP,INCANDESCENT
50ARS115V
5331-01-673-9076INTERCHANGEABLE
O-RING SET
K-3143

Frequently Asked Questions

What is NSN 6240-00-155-8011?

NSN 6240-00-155-8011 is a Lamp,incandescent, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 6240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6240-00-155-8011?

NSN 6240-00-155-8011 has 5 cross-referenced part numbers: WL101 (Federal Specifications Promulgated by General Services Administration Washington DC), VARIABLE PRICING (Dla Aviation Engineering Div Department of Defense), 50AVS120V (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps), 50A/VS-120V (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company), K3143 (Sutton-Landis Shoe Machinery Co).

What NSN replaces 6240-00-155-8011?

There are 2 known substitutes for 6240-00-155-8011: 6240-00-143-3070, 5331-01-673-9076. Verify interchangeability with system specifications before substitution.

What are the specifications of WL101?

Key specifications for WL101: Filament Heavy Duty Service Rating: VIBRATION; Voltage Rating: 120.000 VOLTS NOMINAL; Light Output Rating: 550.000 LUMENS NOMINAL SINGLE RATING; Bulb Style: A (ARBITRARY DESIGNATION). 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-00-155-8011 still in active supply?

NSN 6240-00-155-8011 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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