PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4533Lamp,incandescent

Lamp Industry for Use with Industry Designations and Abbreviations for Lamps · NSN 6240-00-019-3138 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-019-3138 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-019-3138. Primary manufacturer part number: 4533.
Features
  • Lamp,incandescent — FSC 6240
  • Light Output Rating: 50000.000 BEAM CANDLEPOWER MAXIMUM SINGLE RATING
  • Emitted Light Characteristic: COLORLESS
  • Wattage Rating: 42.900 WATTS
  • Bulb Designator: PAR-46
  • Rated Average Life: HOURS
  • Bulb Style: PAR (PARABOLIC, ALUMNIZED REFLECTOR)
  • Bulb Light Transmission Characteristic: TRANSPARENT
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-00-019-3138, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6240-00-019-3138
Primary Part Number4533
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerLamp Industry for Use with Industry Designations and Abbreviations for Lamps
StatusACTIVE
Light Output Rating50000.000 BEAM CANDLEPOWER MAXIMUM SINGLE RATING
Emitted Light CharacteristicCOLORLESS
Wattage Rating42.900 WATTS
Bulb DesignatorPAR-46
Rated Average LifeHOURS
Bulb StylePAR (PARABOLIC, ALUMNIZED REFLECTOR)
Bulb Light Transmission CharacteristicTRANSPARENT
Average Life Rating in Hours50.0
Current Rating for Which Designed6.600 AMPERES NOMINAL
Filament Heavy Duty Service RatingNOT RATED
Light Intensity Distribution FeaturePARABOLIC REFLECTOR
Voltage Rating6.500 VOLTS NOMINAL
Base StyleTWO SCREW TERMINALS
Filament Designation5C-8
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
9540-00-251-2586 INTERCHANGEABLE
Angle,structural
3010-00-294-4678533PC4 INTERCHANGEABLE
Disk,clutch,nonvehicular
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
5999-00-583-2150006872 INTERCHANGEABLE
Contact,electrical
Naval Inventory Control Point Mechanicsburg
4920-00-802-9468 INTERCHANGEABLE
Simplytrol,automati
5950-01-254-8125 INTERCHANGEABLE
Coil,radio Frequency
5950-01-280-9977 INTERCHANGEABLE
Coil,radio Frequency
4940-01-477-99184533 INTERCHANGEABLE
Pipe,straight,aircr
Better Engineering Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
5935368 General Motors Corp Fisher Guide Div (USA)
4533 General Electric Company (USA)
4533 PRIMARY Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
593568 PRIMARY General Motors Corp (USA)
593568 General Motors Corp Fisher Guide Div (USA)
5935368 General Motors Corp (USA)
Related Parts
9540-00-251-2586INTERCHANGEABLE
ANGLE,STRUCTURAL
3010-00-294-4678INTERCHANGEABLE
DISK,CLUTCH,NONVEHICULAR
533PC4
5999-00-583-2150INTERCHANGEABLE
CONTACT,ELECTRICAL
006872
4920-00-802-9468INTERCHANGEABLE
SIMPLYTROL,AUTOMATI
5950-01-254-8125INTERCHANGEABLE
COIL,RADIO FREQUENCY
5950-01-280-9977INTERCHANGEABLE
COIL,RADIO FREQUENCY
4940-01-477-9918INTERCHANGEABLE
PIPE,STRAIGHT,AIRCR
4533

Frequently Asked Questions

What is NSN 6240-00-019-3138?

NSN 6240-00-019-3138 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 6240-00-019-3138?

NSN 6240-00-019-3138 has 6 cross-referenced part numbers: 5935368 (General Motors Corp Fisher Guide Div), 4533 (General Electric Company), 4533 (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps), 593568 (General Motors Corp), 593568 (General Motors Corp Fisher Guide Div) and 1 more.

What NSN replaces 6240-00-019-3138?

There are 7 known substitutes for 6240-00-019-3138: 9540-00-251-2586, 3010-00-294-4678, 5999-00-583-2150 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4533?

Key specifications for 4533: Light Output Rating: 50000.000 BEAM CANDLEPOWER MAXIMUM SINGLE RATING; Emitted Light Characteristic: COLORLESS; Wattage Rating: 42.900 WATTS; Bulb Designator: PAR-46. 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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