PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6508Lamp,incandescent

Cae Usa Inc. · NSN 6240-00-155-7871 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-155-7871 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-155-7871. Primary manufacturer part number: 6508.
Features
  • Lamp,incandescent — FSC 6240
  • Light Center Length: 1.062 INCHES NOMINAL IN
  • Wattage Rating: 5.000 WATTS
  • Voltage Rating: 25.000 VOLTS NOMINAL
  • Average Life Rating in Hours: 500.0
  • Light Output Rating: 3.600 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
  • Filament Heavy Duty Service Rating: NOT RATED
  • Bulb Style: T (TUBULAR)
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-00-155-7871, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Cae Usa Inc.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 10 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
NSN6240-00-155-7871
Primary Part Number6508
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerCae Usa Inc.
StatusACTIVE
Light Center Length1.062 INCHES NOMINAL IN
Wattage Rating5.000 WATTS
Voltage Rating25.000 VOLTS NOMINAL
Average Life Rating in Hours500.0
Light Output Rating3.600 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
Filament Heavy Duty Service RatingNOT RATED
Bulb StyleT (TUBULAR)
Current Rating for Which Designed0.200 AMPERES NOMINAL
Bulb Light Transmission CharacteristicTRANSPARENT
Base StyleMINIATURE BAYONET
Emitted Light CharacteristicCOLORLESS
Filament DesignationC-2F
Bulb DesignatorT-4 1/2
Rated Average LifeHOURS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4730-00-024-397112339884-1 INTERCHANGEABLE
Clamp,hose
U S Army Tank Automotive Command Amsta-Im-Mm
5330-00-031-7009RD20338 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5940-00-050-2308 INTERCHANGEABLE
Terminal,lug
5945-00-083-278410531902 INTERCHANGEABLE
Relay,electromagnetic
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
3110-00-100-61820283 INTERCHANGEABLE
Ball,bearing
Harley Davidson Motor Co Inc
3455-00-232-410119955 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
2620-00-288-0247302-247-400 INTERCHANGEABLE
Inner Tube,pneumatic Tire,aircra
The Goodyear Tire & Rubber Company Div Global Aviation Tires
4730-00-411-3852650-8 INTERCHANGEABLE
Tee,pipe to Tube
Lenz Inc Dba the Lenz Company
5915-00-501-3363 INTERCHANGEABLE
Filter,radio Frequency Interfere
4940-00-555-7995 INTERCHANGEABLE
Press,railway Wheel
Cross-Reference Index
Part NumberManufacturer
G508 Raytheon Technical Services Company (USA)
1484 General Electric Co Miniature Lamp Products Dept Lighting Business Group (USA)
6508 PRIMARY Cae Usa Inc. (USA)
1484 General Electric Co Lamp Division of Consumer Products Group (USA)
193046 Army Weapons Command Attn Amswe-Ree-S (USA)
1484 Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
2Z5877-54 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
6508 Raytheon Technical Services Company (USA)
87-0544 Finnigan Corporation (USA)
1484 General Electric Company (USA)
1484 Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
Related Parts
4730-00-024-3971INTERCHANGEABLE
CLAMP,HOSE
12339884-1
5330-00-031-7009INTERCHANGEABLE
GASKET
RD20338
5940-00-050-2308INTERCHANGEABLE
TERMINAL,LUG
5945-00-083-2784INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
10531902
3110-00-100-6182INTERCHANGEABLE
BALL,BEARING
0283
3455-00-232-4101INTERCHANGEABLE
REAMER,MACHINE
19955
2620-00-288-0247INTERCHANGEABLE
INNER TUBE,PNEUMATIC TIRE,AIRCRA
302-247-400
4730-00-411-3852INTERCHANGEABLE
TEE,PIPE TO TUBE
650-8
5915-00-501-3363INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
4940-00-555-7995INTERCHANGEABLE
PRESS,RAILWAY WHEEL
1660-00-651-1196INTERCHANGEABLE
GEAR ASSEMBLY
6508
5945-00-735-9542INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
13445

Frequently Asked Questions

What is NSN 6240-00-155-7871?

NSN 6240-00-155-7871 is a Lamp,incandescent, manufactured by Cae Usa Inc., classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-00-155-7871?

NSN 6240-00-155-7871 has 11 cross-referenced part numbers: G508 (Raytheon Technical Services Company), 1484 (General Electric Co Miniature Lamp Products Dept Lighting Business Group), 6508 (Cae Usa Inc.), 1484 (General Electric Co Lamp Division of Consumer Products Group), 193046 (Army Weapons Command Attn Amswe-Ree-S) and 6 more.

What NSN replaces 6240-00-155-7871?

There are 12 known substitutes for 6240-00-155-7871: 4730-00-024-3971, 5330-00-031-7009, 5940-00-050-2308 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6508?

Key specifications for 6508: Light Center Length: 1.062 INCHES NOMINAL IN; Wattage Rating: 5.000 WATTS; Voltage Rating: 25.000 VOLTS NOMINAL; Average Life Rating in Hours: 500.0. 15 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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