PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4580Lamp,incandescent

American National Standards Institute Incorporated Dba American National Standards Institute · NSN 6240-00-283-9901 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-283-9901 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-283-9901. Primary manufacturer part number: 4580.
Features
  • Lamp,incandescent — FSC 6240
  • Wattage Rating: 450.000 WATTS
  • Current Rating for Which Designed: 16.071 AMPERES NOMINAL
  • Average Life Rating in Hours: 10.0
  • Light Output Rating: 400000.000 BEAM CANDLEPOWER MAXIMUM SINGLE RATING
  • Nondefinitive Spec/std Data: II TYPE
  • Light Intensity Distribution Feature: PARABOLIC REFLECTOR
  • 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 6240-00-283-9901, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is American National Standards Institute Incorporated Dba American National Standards Institute. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 9 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
NSN6240-00-283-9901
Primary Part Number4580
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerAmerican National Standards Institute Incorporated Dba American National Standards Institute
StatusCANCELLED
Wattage Rating450.000 WATTS
Current Rating for Which Designed16.071 AMPERES NOMINAL
Average Life Rating in Hours10.0
Light Output Rating400000.000 BEAM CANDLEPOWER MAXIMUM SINGLE RATING
Nondefinitive Spec/std DataII TYPE
Light Intensity Distribution FeaturePARABOLIC REFLECTOR
Filament Heavy Duty Service RatingNOT RATED
Bulb Light Transmission CharacteristicTRANSPARENT
Emitted Light CharacteristicCOLORLESS
Bulb StylePAR (PARABOLIC, ALUMINIZED REFLECTOR)
Bulb DesignatorPAR-46
Voltage Rating28.000 VOLTS NOMINAL
Base StyleTWO SCREW TERMINALS
Features ProvidedHEAT RESISTANT GLASS
Filament DesignationCC-8
Rated Average LifeHOURS
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5815-00-014-600404580 INTERCHANGEABLE
Follower,arm
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
5905-00-034-5872 INTERCHANGEABLE
Resistor,fixed,wire Wound
3110-00-101-084113268 INTERCHANGEABLE
Cone and Rollers,tapered Roller
Harbormaster Marine, Inc
5307-00-208-74874580 INTERCHANGEABLE
Stud,plain
Brinkley Technology Group Llc Dba Hercules Manufacturing
7910-00-389-88334580 INTERCHANGEABLE
Strap,sholder
Winchester Interconnect Ruggedized Corporation Dba Winchester Interconnect
3020-00-496-2111 INTERCHANGEABLE
Gear,internal
9150-00-933-46214580 INTERCHANGEABLE
Lubricant,dry
Marine Depot Maintenance Command Div Marine Corps Logistics Command, Usmc
5330-01-006-3722Z20089G014 INTERCHANGEABLE
Gasket
Jered Llc
6625-01-050-2431 INTERCHANGEABLE
Ammeter
6540-01-139-761112126 INTERCHANGEABLE
Occluder,eye
Gulden Ophthalmics Inc.
Cross-Reference Index
Part NumberManufacturer
24859-4580 Ge Lighting Operations Ltd (GBR)
4580 Leonardo Uk Ltd (GBR)
4580 Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
4580 PRIMARY American National Standards Institute Incorporated Dba American National Standards Institute (USA)
4580 Leonardo Spa Helicopters Division - Production Site (ITA)
4580 General Electric Co Miniature Lamp Products Dept Lighting Business Group (USA)
WL50 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
6240PL0219813 Jednolity Indeks Materialowy - Uniform Material Index (POL)
4580 Grimes Aerospace Company (USA)
Related Parts
5815-00-014-6004INTERCHANGEABLE
FOLLOWER,ARM
04580
5905-00-034-5872INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
3110-00-101-0841INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
13268
5307-00-208-7487INTERCHANGEABLE
STUD,PLAIN
4580
7910-00-389-8833INTERCHANGEABLE
STRAP,SHOLDER
4580
3020-00-496-2111INTERCHANGEABLE
GEAR,INTERNAL
9150-00-933-4621INTERCHANGEABLE
LUBRICANT,DRY
4580
5330-01-006-3722INTERCHANGEABLE
GASKET
Z20089G014
6625-01-050-2431INTERCHANGEABLE
AMMETER
6540-01-139-7611INTERCHANGEABLE
OCCLUDER,EYE
12126
2540-01-156-9847INTERCHANGEABLE
ARM,WINDSHIELD WIPER
539156-2
5935-01-175-7860INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL

Frequently Asked Questions

What is NSN 6240-00-283-9901?

NSN 6240-00-283-9901 is a Lamp,incandescent, manufactured by American National Standards Institute Incorporated Dba American National Standards Institute, classified under FSC 6240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6240-00-283-9901?

NSN 6240-00-283-9901 has 9 cross-referenced part numbers: 24859-4580 (Ge Lighting Operations Ltd), 4580 (Leonardo Uk Ltd), 4580 (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps), 4580 (American National Standards Institute Incorporated Dba American National Standards Institute), 4580 (Leonardo Spa Helicopters Division - Production Site) and 4 more.

What NSN replaces 6240-00-283-9901?

There are 12 known substitutes for 6240-00-283-9901: 5815-00-014-6004, 5905-00-034-5872, 3110-00-101-0841 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4580?

Key specifications for 4580: Wattage Rating: 450.000 WATTS; Current Rating for Which Designed: 16.071 AMPERES NOMINAL; Average Life Rating in Hours: 10.0; Light Output Rating: 400000.000 BEAM CANDLEPOWER MAXIMUM SINGLE RATING. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-00-283-9901 still in active supply?

NSN 6240-00-283-9901 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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