PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CF13DD/827/ECOLamp,fluorescent

Osram Sylvania Inc. · NSN 6240-01-463-5966 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-01-463-5966 — this item is cataloged by the U.S. Government under National Stock Number 6240-01-463-5966. Primary manufacturer part number: CF13DD/827/ECO.
Features
  • Lamp,fluorescent — FSC 6240
  • Bulb Diameter: 1.100 INCHES NOMINAL IN
  • Bulb Style: T ("U" SHAPED TUBULAR)
  • Rated Average Life: HOURS
  • Voltage Rating: 91.000 VOLTS NOMINAL
  • Base Style: FOUR PIN INDEXING
  • Bulb Designator: T-4
  • Average Life Rating in Hours: 10000.0
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,fluorescent, cataloged under National Stock Number 6240-01-463-5966, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Osram Sylvania Inc.. Government technical data includes 10 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6240-01-463-5966
Primary Part NumberCF13DD/827/ECO
Item NameLamp,fluorescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerOsram Sylvania Inc.
StatusACTIVE
Bulb Diameter1.100 INCHES NOMINAL IN
Bulb StyleT ("U" SHAPED TUBULAR)
Rated Average LifeHOURS
Voltage Rating91.000 VOLTS NOMINAL
Base StyleFOUR PIN INDEXING
Bulb DesignatorT-4
Average Life Rating in Hours10000.0
Emitted Light CharacteristicWHITE
Environmental Attribute CodeCOMPACT FLUORESCENT LAMP (CFL) LIGHT BULBS - ENERGY STAR-LIGHTING - ENERGY EFFICIENT PRODUCTS
Wattage Rating13.000 WATTS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4470-00-181-8447 INTERCHANGEABLE
Measuring Rod Assembly
5133-00-189-9266 INTERCHANGEABLE
Drill,twist
5950-00-351-5329LT1030 INTERCHANGEABLE
Transformer Assembly
Northrop Grumman Systems Corp Dba Northrop Grumman Systems Corp
5950-00-568-0193N-1233 INTERCHANGEABLE
Transformer,audio Frequency
Princeton Tool Inc Div Paragon Precision
5962-01-074-8051 INTERCHANGEABLE
Microcircuit,digital
6240-01-345-2252F13PTT/27K INTERCHANGEABLE
Lamp,fluorescent
Gte Products Corp Sylvania Miniature Lighting Div
5330-01-420-04572069100 INTERCHANGEABLE
Gasket
Alfa Laval Inc
Cross-Reference Index
Part NumberManufacturer
CF13DD/827/ECO Osram Sylvania Inc. (USA)
20691 Osram Sylvania Inc. (USA)
QT13/27 Durotech Co (USA)
Related Parts
4470-00-181-8447INTERCHANGEABLE
MEASURING ROD ASSEMBLY
5133-00-189-9266INTERCHANGEABLE
DRILL,TWIST
5950-00-351-5329INTERCHANGEABLE
TRANSFORMER ASSEMBLY
LT1030
5950-00-568-0193INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
N-1233
5962-01-074-8051INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
6240-01-345-2252INTERCHANGEABLE
LAMP,FLUORESCENT
F13PTT/27K
5330-01-420-0457INTERCHANGEABLE
GASKET
2069100

Frequently Asked Questions

What is NSN 6240-01-463-5966?

NSN 6240-01-463-5966 is a Lamp,fluorescent, manufactured by Osram Sylvania Inc., classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-01-463-5966?

NSN 6240-01-463-5966 has 3 cross-referenced part numbers: CF13DD/827/ECO (Osram Sylvania Inc.), 20691 (Osram Sylvania Inc.), QT13/27 (Durotech Co).

What NSN replaces 6240-01-463-5966?

There are 7 known substitutes for 6240-01-463-5966: 4470-00-181-8447, 5133-00-189-9266, 5950-00-351-5329 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CF13DD/827/ECO?

Key specifications for CF13DD/827/ECO: Bulb Diameter: 1.100 INCHES NOMINAL IN; Bulb Style: T ("U" SHAPED TUBULAR); Rated Average Life: HOURS; Voltage Rating: 91.000 VOLTS NOMINAL. 12 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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