PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8T8752Lamp,incandescent

Caterpillar Inc Div Caterpillar Defense · NSN 6240-01-178-5604 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-178-5604 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-178-5604. Primary manufacturer part number: 8T8752.
Features
  • Lamp,incandescent — FSC 6240
  • Base Style: TWO CONTRACT LUGS (NOT CONTACT)
  • Bulb Style: PAR (PARABOLIC, ALUMINIZED REFLECTOR)
  • Bulb Light Transmission Characteristic: TRANSPARENT
  • Rated Average Life: HOURS
  • Current Rating for Which Designed: 3.460 AMPERES NOMINAL
  • Voltage Rating: 24.000 VOLTS MINIMUM AND 28.000 VOLTS MAXIMUM
  • Filament Heavy Duty Service Rating: NOT RATED
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-01-178-5604, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN6240-01-178-5604
Primary Part Number8T8752
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Base StyleTWO CONTRACT LUGS (NOT CONTACT)
Bulb StylePAR (PARABOLIC, ALUMINIZED REFLECTOR)
Bulb Light Transmission CharacteristicTRANSPARENT
Rated Average LifeHOURS
Current Rating for Which Designed3.460 AMPERES NOMINAL
Voltage Rating24.000 VOLTS MINIMUM AND 28.000 VOLTS MAXIMUM
Filament Heavy Duty Service RatingNOT RATED
Emitted Light CharacteristicCOLORLESS
Average Life Rating in Hours800.0
Wattage Rating90.000 WATTS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
9390-00-126-41794813 INTERCHANGEABLE
Wick
Telemechanics Inc
5905-00-232-18471960918-1 INTERCHANGEABLE
Resistor,electrical
Honeywell Intl Inc Defense Avionics Systems
4330-00-289-9514369MR9P1 INTERCHANGEABLE
Filter,fluid
Raytheon Company Dba Raytheon Co
5940-00-557-1629MS25036-149 INTERCHANGEABLE
Terminal,lug
Sae International Dba Sae International
5360-00-597-9496SCB91573 INTERCHANGEABLE
Spring,helical,extension
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5815-00-602-70684813 INTERCHANGEABLE
Shaft Assembly
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
5845-00-860-10814813 INTERCHANGEABLE
Extender Card
Lockheed Martin Corporation Div Rms
5930-00-930-5016 INTERCHANGEABLE
Switch,pull
4820-01-060-931631987PC7 INTERCHANGEABLE
Valve,angle
Tate Andale, Llc
5340-01-081-3212 INTERCHANGEABLE
Hardware Kit,electronic Equipmen
Cross-Reference Index
Part NumberManufacturer
8T8752 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
4813 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
5S5150 Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
9390-00-126-4179INTERCHANGEABLE
WICK
4813
5905-00-232-1847INTERCHANGEABLE
RESISTOR,ELECTRICAL
1960918-1
4330-00-289-9514INTERCHANGEABLE
FILTER,FLUID
369MR9P1
5940-00-557-1629INTERCHANGEABLE
TERMINAL,LUG
MS25036-149
5360-00-597-9496INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
SCB91573
5815-00-602-7068INTERCHANGEABLE
SHAFT ASSEMBLY
4813
5845-00-860-1081INTERCHANGEABLE
EXTENDER CARD
4813
5930-00-930-5016INTERCHANGEABLE
SWITCH,PULL
4820-01-060-9316INTERCHANGEABLE
VALVE,ANGLE
31987PC7
5340-01-081-3212INTERCHANGEABLE
HARDWARE KIT,ELECTRONIC EQUIPMEN
5975-01-379-0747INTERCHANGEABLE
MOUNTING BASE,ELECTRICAL EQUIPME
4813
9330-01-550-2141INTERCHANGEABLE
PLASTIC STRIP,PRESSURE SENSITIVE
4813

Frequently Asked Questions

What is NSN 6240-01-178-5604?

NSN 6240-01-178-5604 is a Lamp,incandescent, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-01-178-5604?

NSN 6240-01-178-5604 has 3 cross-referenced part numbers: 8T8752 (Caterpillar Inc Div Caterpillar Defense), 4813 (American National Standards Institute Incorporated Dba American National Standards Institute), 5S5150 (Caterpillar Inc Div Caterpillar Defense).

What NSN replaces 6240-01-178-5604?

There are 12 known substitutes for 6240-01-178-5604: 9390-00-126-4179, 5905-00-232-1847, 4330-00-289-9514 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8T8752?

Key specifications for 8T8752: Base Style: TWO CONTRACT LUGS (NOT CONTACT); Bulb Style: PAR (PARABOLIC, ALUMINIZED REFLECTOR); Bulb Light Transmission Characteristic: TRANSPARENT; Rated Average Life: HOURS. 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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