PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4213Lamp,incandescent

Duro-Test Lighting · NSN 6240-01-009-3636 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-009-3636 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-009-3636. Primary manufacturer part number: 4213.
Features
  • Lamp,incandescent — FSC 6240
  • Bulb Light Transmission Characteristic: TRANSPARENT
  • Filament Designation: C-7A A
  • Wattage Rating: 40.000 WATTS
  • Voltage Rating: 120.000 VOLTS MINIMUM AND 125.000 VOLTS MAXIMUM
  • Average Life Rating in Hours: 5500.0 AND 6500.0
  • Filament Heavy Duty Service Rating: NOT RATED
  • Rated Average Life: HOURS
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-01-009-3636, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Duro-Test Lighting. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6240-01-009-3636
Primary Part Number4213
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerDuro-Test Lighting
StatusACTIVE
Bulb Light Transmission CharacteristicTRANSPARENT
Filament DesignationC-7A A
Wattage Rating40.000 WATTS
Voltage Rating120.000 VOLTS MINIMUM AND 125.000 VOLTS MAXIMUM
Average Life Rating in Hours5500.0 AND 6500.0
Filament Heavy Duty Service RatingNOT RATED
Rated Average LifeHOURS
Bulb StyleC (CONE)
Emitted Light CharacteristicCOLORLESS
Current Rating for Which Designed0.320 AMPERES MINIMUM AND 0.333 AMPERES MAXIMUM
Base StyleCANDELABRA SCREW
Bulb DesignatorC-9 1/2B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5920-00-228-4454 INTERCHANGEABLE
Fuseholder,block
4730-00-277-5037 INTERCHANGEABLE
Tee,pipe to Tube
2920-00-324-03391924245 INTERCHANGEABLE
Rotor,ignition Distributor
Navistar Intl Corp Truck Br Ohio Plant
5950-00-699-6612DL292-1738SUB0 INTERCHANGEABLE
Transformer,power,s
Raytheon Company Dba Raytheon Co
4920-01-017-87624213 INTERCHANGEABLE
Adapter,vibrex
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
5950-01-054-8232 INTERCHANGEABLE
Transformer,radio Frequency
5950-01-130-8901 INTERCHANGEABLE
Coil,radio Frequency
5315-01-136-7505 INTERCHANGEABLE
Pin,shoulder,headless
5331-01-213-6128 INTERCHANGEABLE
O-Ring
5905-01-286-6579654604-1 INTERCHANGEABLE
Resistor Network,fixed,film
Raytheon Company Dba Raytheon
Cross-Reference Index
Part NumberManufacturer
4213 Duro-Test Corp (USA)
4213C Duro-Test Corp (USA)
4213 PRIMARY Duro-Test Lighting (USA)
Related Parts
5920-00-228-4454INTERCHANGEABLE
FUSEHOLDER,BLOCK
4730-00-277-5037INTERCHANGEABLE
TEE,PIPE TO TUBE
2920-00-324-0339INTERCHANGEABLE
ROTOR,IGNITION DISTRIBUTOR
1924245
5950-00-699-6612INTERCHANGEABLE
TRANSFORMER,POWER,S
DL292-1738SUB0
4920-01-017-8762INTERCHANGEABLE
ADAPTER,VIBREX
4213
5950-01-054-8232INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5950-01-130-8901INTERCHANGEABLE
COIL,RADIO FREQUENCY
5315-01-136-7505INTERCHANGEABLE
PIN,SHOULDER,HEADLESS
5331-01-213-6128INTERCHANGEABLE
O-RING
5905-01-286-6579INTERCHANGEABLE
RESISTOR NETWORK,FIXED,FILM
654604-1
5331-01-290-8695INTERCHANGEABLE
O-RING
5310-01-302-9939INTERCHANGEABLE
WASHER,FLAT

Frequently Asked Questions

What is NSN 6240-01-009-3636?

NSN 6240-01-009-3636 is a Lamp,incandescent, manufactured by Duro-Test Lighting, classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-01-009-3636?

NSN 6240-01-009-3636 has 3 cross-referenced part numbers: 4213 (Duro-Test Corp), 4213C (Duro-Test Corp), 4213 (Duro-Test Lighting).

What NSN replaces 6240-01-009-3636?

There are 12 known substitutes for 6240-01-009-3636: 5920-00-228-4454, 4730-00-277-5037, 2920-00-324-0339 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4213?

Key specifications for 4213: Bulb Light Transmission Characteristic: TRANSPARENT; Filament Designation: C-7A A; Wattage Rating: 40.000 WATTS; Voltage Rating: 120.000 VOLTS MINIMUM AND 125.000 VOLTS MAXIMUM. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com