PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1199Lamp,fluorescent

Duro-Test Lighting · NSN 6240-01-435-5837 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-435-5837 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-435-5837. Primary manufacturer part number: 1199.
Features
  • Lamp,fluorescent — FSC 6240
  • Environmental Attribute Code: COMPACT FLUORESCENT LAMP (CFL) LIGHT BULBS - ENERGY STAR-LIGHTING - ENERGY EFFICIENT PRODUCTS
  • Voltage Rating: 120.000 VOLTS NOMINAL
  • Average Life Rating in Hours: 10000.0
  • Color Temp in Deg Kelvin: 2700.0
  • Starting Characteristic: INSTANT
  • Rated Average Life: HOURS
  • Bulb Designator: SP-19
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,fluorescent, cataloged under National Stock Number 6240-01-435-5837, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN6240-01-435-5837
Primary Part Number1199
Item NameLamp,fluorescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerDuro-Test Lighting
StatusACTIVE
Environmental Attribute CodeCOMPACT FLUORESCENT LAMP (CFL) LIGHT BULBS - ENERGY STAR-LIGHTING - ENERGY EFFICIENT PRODUCTS
Voltage Rating120.000 VOLTS NOMINAL
Average Life Rating in Hours10000.0
Color Temp in Deg Kelvin2700.0
Starting CharacteristicINSTANT
Rated Average LifeHOURS
Bulb DesignatorSP-19
Wattage Rating20.000 WATTS
Base StyleMEDIUM SCREW
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-292-1634 INTERCHANGEABLE
Seal,plain Encased
4820-00-409-192911-99 INTERCHANGEABLE
Valve Assembly
Pakon Inc Dba Impak Division
2910-00-759-5345 INTERCHANGEABLE
Carburetor,float
3120-00-776-0068119-9 INTERCHANGEABLE
Bushing,sleeve
Goodrich Corporation
5310-00-950-97131199 INTERCHANGEABLE
Nut,plain,knurled
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5365-00-997-0139 INTERCHANGEABLE
Bushing
4820-01-102-48881199 INTERCHANGEABLE
Seat,valve
Tescom Corp Dba Tescom Div Tescom
6505-01-253-62911199 INTERCHANGEABLE
Procainamide Hydrochloride Injec
International Medication Systems, Ltd. Dba Ims
3460-01-325-61271199 INTERCHANGEABLE
Wheel,abrasive
Magnum Abrasives Inc
5961-01-343-2327101-199 INTERCHANGEABLE
Semiconductor Devices,unitized
Prestolite Electric Inc
Cross-Reference Index
Part NumberManufacturer
NL20127 Litetronics International Inc. (USA)
1199 Duro-Test Corp (USA)
1199 PRIMARY Duro-Test Lighting (USA)
Related Parts
5330-00-292-1634INTERCHANGEABLE
SEAL,PLAIN ENCASED
4820-00-409-1929INTERCHANGEABLE
VALVE ASSEMBLY
11-99
2910-00-759-5345INTERCHANGEABLE
CARBURETOR,FLOAT
3120-00-776-0068INTERCHANGEABLE
BUSHING,SLEEVE
119-9
5310-00-950-9713INTERCHANGEABLE
NUT,PLAIN,KNURLED
1199
5365-00-997-0139INTERCHANGEABLE
BUSHING
4820-01-102-4888INTERCHANGEABLE
SEAT,VALVE
1199
6505-01-253-6291INTERCHANGEABLE
PROCAINAMIDE HYDROCHLORIDE INJEC
1199
3460-01-325-6127INTERCHANGEABLE
WHEEL,ABRASIVE
1199
5961-01-343-2327INTERCHANGEABLE
SEMICONDUCTOR DEVICES,UNITIZED
101-199
2910-01-365-2694INTERCHANGEABLE
TANK,FUEL,ENGINE
Z66161
4820-01-561-6687INTERCHANGEABLE
VALVE,GATE
1199

Frequently Asked Questions

What is NSN 6240-01-435-5837?

NSN 6240-01-435-5837 is a Lamp,fluorescent, manufactured by Duro-Test Lighting, classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-01-435-5837?

NSN 6240-01-435-5837 has 3 cross-referenced part numbers: NL20127 (Litetronics International Inc.), 1199 (Duro-Test Corp), 1199 (Duro-Test Lighting).

What NSN replaces 6240-01-435-5837?

There are 12 known substitutes for 6240-01-435-5837: 5330-00-292-1634, 4820-00-409-1929, 2910-00-759-5345 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1199?

Key specifications for 1199: Environmental Attribute Code: COMPACT FLUORESCENT LAMP (CFL) LIGHT BULBS - ENERGY STAR-LIGHTING - ENERGY EFFICIENT PRODUCTS; Voltage Rating: 120.000 VOLTS NOMINAL; Average Life Rating in Hours: 10000.0; Color Temp in Deg Kelvin: 2700.0. 11 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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