PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4908960Lamp,incandescent

J. W. Speaker Corporation Dba Jw Speaker Corp · NSN 6240-01-023-0399 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-023-0399 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-023-0399. Primary manufacturer part number: 4908960.
Features
  • Lamp,incandescent — FSC 6240
  • Specification/standard Data: 08108-4350 MANUFACTURERS STANDARD
  • Filament Heavy Duty Service Rating: NOT RATED
  • Bulb Light Transmission Characteristic: TRANSPARENT
  • Light Output Rating: 2100.000 BEAM CANDLEPOWER NOMINAL SINGLE RATING
  • Rated Average Life: HOURS
  • Base Style: TWO SLIP-ON TERMINALS
  • Wattage Rating: 60.000 WATTS
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-01-023-0399, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is J. W. Speaker Corporation Dba Jw Speaker Corp. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 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: Cancelled.

Technical Specifications
ParameterValue
NSN6240-01-023-0399
Primary Part Number4908960
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerJ. W. Speaker Corporation Dba Jw Speaker Corp
StatusCANCELLED
Specification/standard Data08108-4350 MANUFACTURERS STANDARD
Filament Heavy Duty Service RatingNOT RATED
Bulb Light Transmission CharacteristicTRANSPARENT
Light Output Rating2100.000 BEAM CANDLEPOWER NOMINAL SINGLE RATING
Rated Average LifeHOURS
Base StyleTWO SLIP-ON TERMINALS
Wattage Rating60.000 WATTS
Emitted Light CharacteristicCOLORLESS
Light Intensity Distribution FeaturePARABOLIC REFLECTOR
Bulb StylePAR (PARABOLIC, ALUMINIZED REFLECTOR)
Average Life Rating in Hours400.0
Current Rating for Which Designed1.667 AMPERES NOMINAL
Bulb DesignatorPAR-36
Voltage Rating36.000 VOLTS NOMINAL
Filament DesignationC-2V V
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5905-00-155-7005 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5975-00-280-3257 INTERCHANGEABLE
Union,electrical Conduit
4920-00-408-2982 INTERCHANGEABLE
Adapter,accelerometer
5820-00-428-392111553727 INTERCHANGEABLE
Amplifier-Modulator
Us Army Aviation and Missile Command
4920-00-473-540443-50 INTERCHANGEABLE
Regulator Assembly,absolute Pres
Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
5905-00-478-7339 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5910-00-823-1438TVA1601 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Sprague Electric Co World Hqs
2520-00-891-0194227561 INTERCHANGEABLE
Guide,tractor
Dana Off Highway Products, Llc
5330-00-962-017822756-1 INTERCHANGEABLE
Gasket
Solar Turbines Incorporated Dba Solar Turbines Incorporated
7240-01-044-5523 INTERCHANGEABLE
Can,gasoline,portable Fire Pump
Cross-Reference Index
Part NumberManufacturer
4908960 J. W. Speaker Corporation Dba Jw Speaker Corp (USA)
4912432-4 Kalmar AC Inc (USA)
259747 Hyster-Yale Group, Inc. (USA)
4350 Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
4847529-7 Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
4350 General Electric Co Miniature Lamp Products Dept Lighting Business Group (USA)
4847529 Allis-Chalmers Corp (USA)
227561 Hyster-Yale Group, Inc. (USA)
4912432-4 Zf Industrieantriebe Witten Gmbh (DEU)
4350 J. W. Speaker Corporation Dba Jw Speaker Corp (USA)
Related Parts
5905-00-155-7005INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5975-00-280-3257INTERCHANGEABLE
UNION,ELECTRICAL CONDUIT
4920-00-408-2982INTERCHANGEABLE
ADAPTER,ACCELEROMETER
5820-00-428-3921INTERCHANGEABLE
AMPLIFIER-MODULATOR
11553727
4920-00-473-5404INTERCHANGEABLE
REGULATOR ASSEMBLY,ABSOLUTE PRES
43-50
5905-00-478-7339INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5910-00-823-1438INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
TVA1601
2520-00-891-0194INTERCHANGEABLE
GUIDE,TRACTOR
227561
5330-00-962-0178INTERCHANGEABLE
GASKET
22756-1
7240-01-044-5523INTERCHANGEABLE
CAN,GASOLINE,PORTABLE FIRE PUMP
6515-01-049-9449INTERCHANGEABLE
CALIBRATOR-GENERATOR,ELECTROCARD
4350
6150-01-227-0289INTERCHANGEABLE
CABLE ASSEMBLY

Frequently Asked Questions

What is NSN 6240-01-023-0399?

NSN 6240-01-023-0399 is a Lamp,incandescent, manufactured by J. W. Speaker Corporation Dba Jw Speaker Corp, classified under FSC 6240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6240-01-023-0399?

NSN 6240-01-023-0399 has 10 cross-referenced part numbers: 4908960 (J. W. Speaker Corporation Dba Jw Speaker Corp), 4912432-4 (Kalmar AC Inc), 259747 (Hyster-Yale Group, Inc.), 4350 (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps), 4847529-7 (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps) and 5 more.

What NSN replaces 6240-01-023-0399?

There are 12 known substitutes for 6240-01-023-0399: 5905-00-155-7005, 5975-00-280-3257, 4920-00-408-2982 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4908960?

Key specifications for 4908960: Specification/standard Data: 08108-4350 MANUFACTURERS STANDARD; Filament Heavy Duty Service Rating: NOT RATED; Bulb Light Transmission Characteristic: TRANSPARENT; Light Output Rating: 2100.000 BEAM CANDLEPOWER NOMINAL SINGLE RATING. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-01-023-0399 still in active supply?

NSN 6240-01-023-0399 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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