PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4535Lamp,incandescent

American National Standards Institute Incorporated Dba American National Standards Institute · NSN 6240-00-044-4279 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-044-4279 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-044-4279. Primary manufacturer part number: 4535.
Features
  • Lamp,incandescent — FSC 6240
  • Features Provided: FILAMENT SHIELDING AND HEAT RESISTANT GLASS
  • Filament Heavy Duty Service Rating: NOT RATED
  • Voltage Rating: 6.400 VOLTS NOMINAL
  • Wattage Rating: 30.000 WATTS
  • Bulb Designator: PAR-46
  • Emitted Light Characteristic: COLORLESS
  • Current Rating for Which Designed: 4.688 AMPERES NOMINAL
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-00-044-4279, 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 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 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
NSN6240-00-044-4279
Primary Part Number4535
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerAmerican National Standards Institute Incorporated Dba American National Standards Institute
StatusCANCELLED
Features ProvidedFILAMENT SHIELDING AND HEAT RESISTANT GLASS
Filament Heavy Duty Service RatingNOT RATED
Voltage Rating6.400 VOLTS NOMINAL
Wattage Rating30.000 WATTS
Bulb DesignatorPAR-46
Emitted Light CharacteristicCOLORLESS
Current Rating for Which Designed4.688 AMPERES NOMINAL
Bulb Light Transmission CharacteristicTRANSPARENT
Base StyleTWO SCREW TERMINALS
Rated Average LifeHOURS
Filament DesignationC-6
Light Output Rating95000.000 BEAM CANDLEPOWER NOMINAL SINGLE RATING
Light Intensity Distribution FeaturePARABOLIC REFLECTOR
Bulb StylePAR (PARABOLIC, ALUMINIZED REFLECTOR)
Average Life Rating in Hours100.0
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-101-178913267 INTERCHANGEABLE
Cup,tapered Roller Bearing
Harbormaster Marine, Inc
3895-00-161-1417 INTERCHANGEABLE
Brake Band Assy
5930-00-188-10263953 INTERCHANGEABLE
Switch,toggle
Bryant Electric
5950-00-228-0772 INTERCHANGEABLE
Transformer,audio Frequency
5340-00-468-0840490722PC37 INTERCHANGEABLE
Seat,helical Compression Spring
Naval Sea Systems Command
5950-00-645-4386 INTERCHANGEABLE
Coil,radio Frequency
5935-00-687-1128EC4535 INTERCHANGEABLE
Connector,receptacle,electrical
Caton Connector Corporation Dba Caton Connector Corp
5940-00-957-266110018660-001 INTERCHANGEABLE
Terminal,stud
Us Army Aviation and Missile Command
5920-00-975-9834 INTERCHANGEABLE
Fuseholder,block
5360-01-022-07866446 INTERCHANGEABLE
Spring,helical,compression
Tescom Corp Dba Tescom Div Tescom
Cross-Reference Index
Part NumberManufacturer
100SL22 Oshkosh Defense Llc (USA)
100SL22 Oshkosh Corp (USA)
4535 PRIMARY American National Standards Institute Incorporated Dba American National Standards Institute (USA)
4535 PRIMARY Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
W-L-50 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
6446 Unity Manufacturing Co (USA)
4535 Unity Manufacturing Co (USA)
Related Parts
3110-00-101-1789INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
13267
3895-00-161-1417INTERCHANGEABLE
BRAKE BAND ASSY
5930-00-188-1026INTERCHANGEABLE
SWITCH,TOGGLE
3953
5950-00-228-0772INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
5340-00-468-0840INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
490722PC37
5950-00-645-4386INTERCHANGEABLE
COIL,RADIO FREQUENCY
5935-00-687-1128INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
EC4535
5940-00-957-2661INTERCHANGEABLE
TERMINAL,STUD
10018660-001
5920-00-975-9834INTERCHANGEABLE
FUSEHOLDER,BLOCK
5360-01-022-0786INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
6446
4810-01-130-5529INTERCHANGEABLE
VALVE ASSEMBLY,DRAIN
4535
4310-01-283-4990INTERCHANGEABLE
RING,PISTON
6446

Frequently Asked Questions

What is NSN 6240-00-044-4279?

NSN 6240-00-044-4279 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 6240-00-044-4279?

NSN 6240-00-044-4279 has 7 cross-referenced part numbers: 100SL22 (Oshkosh Defense Llc), 100SL22 (Oshkosh Corp), 4535 (American National Standards Institute Incorporated Dba American National Standards Institute), 4535 (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps), W-L-50 (Federal Specifications Promulgated by General Services Administration Washington DC) and 2 more.

What NSN replaces 6240-00-044-4279?

There are 12 known substitutes for 6240-00-044-4279: 3110-00-101-1789, 3895-00-161-1417, 5930-00-188-1026 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4535?

Key specifications for 4535: Features Provided: FILAMENT SHIELDING AND HEAT RESISTANT GLASS; Filament Heavy Duty Service Rating: NOT RATED; Voltage Rating: 6.400 VOLTS NOMINAL; Wattage Rating: 30.000 WATTS. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-00-044-4279 still in active supply?

NSN 6240-00-044-4279 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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