PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1178Lamp,incandescent

Lamp Industry for Use with Industry Designations and Abbreviations for Lamps · NSN 6240-01-025-9691 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-025-9691 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-025-9691. Primary manufacturer part number: 1178.
Features
  • Lamp,incandescent — FSC 6240
  • Light Center Length: 0.812 INCHES NOMINAL IN
  • Wattage Rating: 9.320 WATTS
  • Current Rating for Which Designed: 0.690 AMPERES NOMINAL
  • Bulb Style: G (GLOBULAR)
  • Voltage Rating: 13.500 VOLTS NOMINAL
  • Base Style: DOUBLE CONTACT BAYONET CANDELABRA
  • 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 6240-01-025-9691, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 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
NSN6240-01-025-9691
Primary Part Number1178
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerLamp Industry for Use with Industry Designations and Abbreviations for Lamps
StatusACTIVE
Light Center Length0.812 INCHES NOMINAL IN
Wattage Rating9.320 WATTS
Current Rating for Which Designed0.690 AMPERES NOMINAL
Bulb StyleG (GLOBULAR)
Voltage Rating13.500 VOLTS NOMINAL
Base StyleDOUBLE CONTACT BAYONET CANDELABRA
Filament Heavy Duty Service RatingNOT RATED
Specification/standard Data08108-1178 MANUFACTURERS STANDARD
Bulb DesignatorG-6
Rated Average LifeHOURS
Emitted Light CharacteristicCOLORLESS
Average Life Rating in Hours5000.0
Bulb Light Transmission CharacteristicTRANSPARENT
Light Output Rating4.000 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
Filament DesignationC-2V V
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5996-00-078-7515137777-04 INTERCHANGEABLE
Amplifier,audio Frequency
Ge Aviation Systems Llc
5310-00-252-40781178 INTERCHANGEABLE
Washer,flat
Wisconsin Motors, Llc
4820-00-258-1546 INTERCHANGEABLE
Cock,plug
4820-00-272-3353 INTERCHANGEABLE
Cock,plug
5120-00-277-8834 INTERCHANGEABLE
Wrench,box and Open End,combinat
5180-00-313-9496PD5180-00-313-9496 INTERCHANGEABLE
Puller Kit,universal
General Services Administration Federal Supply Service
5305-00-369-9312 INTERCHANGEABLE
Screw,machine
6685-00-641-8526 INTERCHANGEABLE
Indicator,humidity,plug
6145-00-669-6642 INTERCHANGEABLE
Wire,electrical
3120-00-776-0063117-8 INTERCHANGEABLE
Bushing,sleeve
Cm Manufacturing Inc Dba Cm Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
1178 Gte Products Corp Sylvania Miniature Lighting Div (USA)
1178 Cooper Industries Inc Champion Aviation Products (USA)
1178 Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
1178 PRIMARY Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
1178 General Electric Co Miniature Lamp Products Dept Lighting Business Group (USA)
PL1178 Precision Lamp Inc (USA)
S-1178 Shokai Far East, Ltd. (USA)
Related Parts
5996-00-078-7515INTERCHANGEABLE
AMPLIFIER,AUDIO FREQUENCY
137777-04
5310-00-252-4078INTERCHANGEABLE
WASHER,FLAT
1178
4820-00-258-1546INTERCHANGEABLE
COCK,PLUG
4820-00-272-3353INTERCHANGEABLE
COCK,PLUG
5120-00-277-8834INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT
5180-00-313-9496INTERCHANGEABLE
PULLER KIT,UNIVERSAL
PD5180-00-313-9496
5305-00-369-9312INTERCHANGEABLE
SCREW,MACHINE
6685-00-641-8526INTERCHANGEABLE
INDICATOR,HUMIDITY,PLUG
6145-00-669-6642INTERCHANGEABLE
WIRE,ELECTRICAL
3120-00-776-0063INTERCHANGEABLE
BUSHING,SLEEVE
117-8
5310-00-838-1490INTERCHANGEABLE
WASHER,LOCK
6930-01-075-2626INTERCHANGEABLE
RING,TRAINER FLIGHT SIMULATOR

Frequently Asked Questions

What is NSN 6240-01-025-9691?

NSN 6240-01-025-9691 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: active.

What are the part numbers for NSN 6240-01-025-9691?

NSN 6240-01-025-9691 has 7 cross-referenced part numbers: 1178 (Gte Products Corp Sylvania Miniature Lighting Div), 1178 (Cooper Industries Inc Champion Aviation Products), 1178 (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company), 1178 (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps), 1178 (General Electric Co Miniature Lamp Products Dept Lighting Business Group) and 2 more.

What NSN replaces 6240-01-025-9691?

There are 12 known substitutes for 6240-01-025-9691: 5996-00-078-7515, 5310-00-252-4078, 4820-00-258-1546 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1178?

Key specifications for 1178: Light Center Length: 0.812 INCHES NOMINAL IN; Wattage Rating: 9.320 WATTS; Current Rating for Which Designed: 0.690 AMPERES NOMINAL; Bulb Style: G (GLOBULAR). 16 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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