PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

INX3509Lamp,incandescent

Pauluhn Electric Manufacturing, Llp Dba Pauluhn Electric · NSN 6240-00-553-8891 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-553-8891 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-553-8891. Primary manufacturer part number: INX3509.
Features
  • Lamp,incandescent — FSC 6240
  • Base Style: MOGUL END PRONG
  • Light Output Rating: 3840.000 LUMENS NOMINAL SINGLE RATING
  • Light Beam Type: FLOOD
  • Bulb Light Transmission Characteristic: TRANSPARENT
  • Rated Average Life: HOURS
  • Current Rating for Which Designed: 2.500 AMPERES NOMINAL
  • Wattage Rating: 300.000 WATTS
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-00-553-8891, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Pauluhn Electric Manufacturing, Llp Dba Pauluhn Electric. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 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
NSN6240-00-553-8891
Primary Part NumberINX3509
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerPauluhn Electric Manufacturing, Llp Dba Pauluhn Electric
StatusCANCELLED
Base StyleMOGUL END PRONG
Light Output Rating3840.000 LUMENS NOMINAL SINGLE RATING
Light Beam TypeFLOOD
Bulb Light Transmission CharacteristicTRANSPARENT
Rated Average LifeHOURS
Current Rating for Which Designed2.500 AMPERES NOMINAL
Wattage Rating300.000 WATTS
Average Life Rating in Hours2000.0
Emitted Light CharacteristicCOLORLESS
Filament Heavy Duty Service RatingNOT RATED
Voltage Rating120.000 VOLTS NOMINAL
Light Intensity Distribution FeaturePARABOLIC REFLECTOR
Bulb DesignatorPAR-56
Features ProvidedHEAT RESISTANT GLASS
Filament DesignationCC-13
Bulb StylePAR (PARABOLIC, ALUMINIZED REFLECTOR)
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5950-00-088-8755677-0259-010 INTERCHANGEABLE
Transformer,audio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5905-00-296-7519 INTERCHANGEABLE
Resistor,current Regulating
5999-00-383-20882409-1194988REVCPCP3034-3 INTERCHANGEABLE
Heater,thermal Release
Naval Ship Systems Command
5935-00-488-36868420 INTERCHANGEABLE
Connector,receptacle,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
2940-00-497-6794AF493 INTERCHANGEABLE
Filter Element,intake Air Cleane
Cummins Filtration Inc Dba Fleetguard Div Cummins Inc
5999-00-504-9215 INTERCHANGEABLE
Heater,thermal Release
5210-00-687-35144-2003 INTERCHANGEABLE
Level,bench
Geier & Bluhm, Inc.
6620-00-714-430742003 INTERCHANGEABLE
Case and Ring Assy
Meggitt (new Hampshire), Inc
5935-00-803-14441509-101 INTERCHANGEABLE
Jack,tip
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
3040-00-845-3922 INTERCHANGEABLE
Shaft,straight
Cross-Reference Index
Part NumberManufacturer
42003 Phoenix Products Llc Dba Phoenix Lighting Products Llc (USA)
42004 Phoenix Products Llc Dba Phoenix Lighting Products Llc (USA)
300PAR56MFL General Electric Company (USA)
300PAR56MFL120V Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
INX3509 PRIMARY Pauluhn Electric Manufacturing, Llp Dba Pauluhn Electric (USA)
300PAR56/MFL Philips Electronics North America Corporation Dba Philips Lighting Div Philips Lighting Company (USA)
300PAR56WFL Phoenix Products Llc Dba Phoenix Lighting Products Llc (USA)
300PAR56MFL120V Gregory Thomas Inc (USA)
Related Parts
5950-00-088-8755INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
677-0259-010
5905-00-296-7519INTERCHANGEABLE
RESISTOR,CURRENT REGULATING
5999-00-383-2088INTERCHANGEABLE
HEATER,THERMAL RELEASE
2409-1194988REVCPCP3034-3
5935-00-488-3686INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
8420
2940-00-497-6794INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
AF493
5999-00-504-9215INTERCHANGEABLE
HEATER,THERMAL RELEASE
5210-00-687-3514INTERCHANGEABLE
LEVEL,BENCH
4-2003
6620-00-714-4307INTERCHANGEABLE
CASE AND RING ASSY
42003
5935-00-803-1444INTERCHANGEABLE
JACK,TIP
1509-101
3040-00-845-3922INTERCHANGEABLE
SHAFT,STRAIGHT
6240-00-851-7143INTERCHANGEABLE
LAMP,INCANDESCENT
300PAR56MFL125
5950-01-107-3172INTERCHANGEABLE
TRANSFORMER,POWER
C8719-1

Frequently Asked Questions

What is NSN 6240-00-553-8891?

NSN 6240-00-553-8891 is a Lamp,incandescent, manufactured by Pauluhn Electric Manufacturing, Llp Dba Pauluhn Electric, classified under FSC 6240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6240-00-553-8891?

NSN 6240-00-553-8891 has 8 cross-referenced part numbers: 42003 (Phoenix Products Llc Dba Phoenix Lighting Products Llc), 42004 (Phoenix Products Llc Dba Phoenix Lighting Products Llc), 300PAR56MFL (General Electric Company), 300PAR56MFL120V (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps), INX3509 (Pauluhn Electric Manufacturing, Llp Dba Pauluhn Electric) and 3 more.

What NSN replaces 6240-00-553-8891?

There are 12 known substitutes for 6240-00-553-8891: 5950-00-088-8755, 5905-00-296-7519, 5999-00-383-2088 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of INX3509?

Key specifications for INX3509: Base Style: MOGUL END PRONG; Light Output Rating: 3840.000 LUMENS NOMINAL SINGLE RATING; Light Beam Type: FLOOD; Bulb Light Transmission Characteristic: TRANSPARENT. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-00-553-8891 still in active supply?

NSN 6240-00-553-8891 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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