PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12C-1Lamp,incandescent

Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company · NSN 6240-00-246-5059 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-246-5059 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-246-5059. Primary manufacturer part number: 12C-1.
Features
  • Lamp,incandescent — FSC 6240
  • Light Output Rating: 1.000 SPHERICAL CANDLEPOWER NOMINAL SECOND RATING1.000 SPHERICAL CANDLEPOWER NOMINAL SECOND RATING
  • Bulb Style: T (TUBULAR)T (TUBULAR)
  • Base Style: TELEPHONE SLIDE NUMBER ONETELEPHONE SLIDE NUMBER ONE
  • Emitted Light Characteristic: COLORLESSCOLORLESS
  • Voltage Rating: 12.000 VOLTS NOMINAL12.000 VOLTS NOMINAL
  • Average Life Rating in Hours: 1500.01500.0
  • Bulb Designator: T-2T-2
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-00-246-5059, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6240-00-246-5059
Primary Part Number12C-1
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerPhilips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company
StatusACTIVE
Light Output Rating1.000 SPHERICAL CANDLEPOWER NOMINAL SECOND RATING1.000 SPHERICAL CANDLEPOWER NOMINAL SECOND RATING
Bulb StyleT (TUBULAR)T (TUBULAR)
Base StyleTELEPHONE SLIDE NUMBER ONETELEPHONE SLIDE NUMBER ONE
Emitted Light CharacteristicCOLORLESSCOLORLESS
Voltage Rating12.000 VOLTS NOMINAL12.000 VOLTS NOMINAL
Average Life Rating in Hours1500.01500.0
Bulb DesignatorT-2T-2
Filament Heavy Duty Service RatingNOT RATEDNOT RATED
Rated Average LifeNOT RATEDNOT RATED
Wattage Rating1.800 WATTS AND 1.800 WATTS AND 2.280 WATTS2.280 WATTS
Current Rating for Which Designed0.150 AMPERES MINIMUM AND 0.150 AMPERES MINIMUM AND 0.190 AMPERES MAXIMUM0.190 AMPERES MAXIMUM
Light Output Rating2500.000 FOOTCANDLES NOMINAL FIRST RATING2500.000 FOOTCANDLES NOMINAL FIRST RATING
Bulb Light Transmission CharacteristicTRANSPARENTTRANSPARENT
Filament DesignationC-2FC-2F
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5330-00-100-7692420508Y1 INTERCHANGEABLE
Gasket
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
4730-00-221-2128AN929-12 INTERCHANGEABLE
Cap,tube
Sae International Dba Sae International
5970-00-410-5961 INTERCHANGEABLE
Insulating Compound Kit,electric
5330-00-542-102612C INTERCHANGEABLE
Packing,preformed
The Walworth Company
5950-00-648-1186 INTERCHANGEABLE
Transformer,radio Frequency
5930-00-906-3714 INTERCHANGEABLE
Switch,push
4720-00-989-6478 INTERCHANGEABLE
Hose,nonmetallic
3110-01-276-944012C INTERCHANGEABLE
Bearing Assy
Triangle Manufacturing Co
4140-01-390-1729 INTERCHANGEABLE
Fan,ventilating
5999-01-675-873012C INTERCHANGEABLE
Strip,electrical Grounding
Roi Development Corp. Dba Newmar
Cross-Reference Index
Part NumberManufacturer
12C-1 Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
702003-060 Stromberg-Carlson Corp a Plessey Telecommunications Co (USA)
12C Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
12C Shelly Associates Inc. (USA)
MS15609-7 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
12C1 Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
12C General Electric Co Miniature Lamp Products Dept Lighting Business Group (USA)
C78-391 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
Related Parts
5330-00-100-7692INTERCHANGEABLE
GASKET
420508Y1
4730-00-221-2128INTERCHANGEABLE
CAP,TUBE
AN929-12
5970-00-410-5961INTERCHANGEABLE
INSULATING COMPOUND KIT,ELECTRIC
5330-00-542-1026INTERCHANGEABLE
PACKING,PREFORMED
12C
5950-00-648-1186INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5930-00-906-3714INTERCHANGEABLE
SWITCH,PUSH
4720-00-989-6478INTERCHANGEABLE
HOSE,NONMETALLIC
3110-01-276-9440INTERCHANGEABLE
BEARING ASSY
12C
4140-01-390-1729INTERCHANGEABLE
FAN,VENTILATING
5999-01-675-8730INTERCHANGEABLE
STRIP,ELECTRICAL GROUNDING
12C

Frequently Asked Questions

What is NSN 6240-00-246-5059?

NSN 6240-00-246-5059 is a Lamp,incandescent, manufactured by Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company, classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-00-246-5059?

NSN 6240-00-246-5059 has 8 cross-referenced part numbers: 12C-1 (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company), 702003-060 (Stromberg-Carlson Corp a Plessey Telecommunications Co), 12C (Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company), 12C (Shelly Associates Inc.), MS15609-7 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 3 more.

What NSN replaces 6240-00-246-5059?

There are 10 known substitutes for 6240-00-246-5059: 5330-00-100-7692, 4730-00-221-2128, 5970-00-410-5961 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12C-1?

Key specifications for 12C-1: Light Output Rating: 1.000 SPHERICAL CANDLEPOWER NOMINAL SECOND RATING1.000 SPHERICAL CANDLEPOWER NOMINAL SECOND RATING; Bulb Style: T (TUBULAR)T (TUBULAR); Base Style: TELEPHONE SLIDE NUMBER ONETELEPHONE SLIDE NUMBER ONE; Emitted Light Characteristic: COLORLESSCOLORLESS. 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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