PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

48B3Lamp,incandescent

Lamp Industry for Use with Industry Designations and Abbreviations for Lamps · NSN 6240-00-789-3369 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-789-3369 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-789-3369. Primary manufacturer part number: 48B3.
Features
  • Lamp,incandescent — FSC 6240
  • Base Style: TELEPHONE SLIDE NUMBER THREE
  • Average Life Rating in Hours: 5000.0
  • Bulb Light Transmission Characteristic: TRANSPARENT
  • Voltage Rating: 48.000 VOLTS NOMINAL
  • Specification/standard Data: 08108-48B3 MANUFACTURERS STANDARD
  • Bulb Style: T (TUBULAR)
  • Emitted Light Characteristic: COLORLESS
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-00-789-3369, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Lamp Industry for Use with Industry Designations and Abbreviations for Lamps. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 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
NSN6240-00-789-3369
Primary Part Number48B3
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerLamp Industry for Use with Industry Designations and Abbreviations for Lamps
StatusCANCELLED
Base StyleTELEPHONE SLIDE NUMBER THREE
Average Life Rating in Hours5000.0
Bulb Light Transmission CharacteristicTRANSPARENT
Voltage Rating48.000 VOLTS NOMINAL
Specification/standard Data08108-48B3 MANUFACTURERS STANDARD
Bulb StyleT (TUBULAR)
Emitted Light CharacteristicCOLORLESS
Wattage Rating4.800 WATTS
Bulb DesignatorT-2
Current Rating for Which Designed0.100 AMPERES NOMINAL
Rated Average LifeHOURS
Light Output Rating2200.000 FOOTCANDLES NOMINAL SINGLE RATING
Filament Heavy Duty Service RatingNOT RATED
Filament DesignationC-7A A
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6240-00-153-6517 INTERCHANGEABLE
Lamp,incandescent
6240-00-155-8002SMB528673 INTERCHANGEABLE
Lamp,incandescent
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5999-00-220-97672711 INTERCHANGEABLE
Clip,electrical
Plessey South Africa Ltd
3030-00-232-597948B INTERCHANGEABLE
Belt,v
Gates Corporation
6240-00-269-0970 INTERCHANGEABLE
Lamp,incandescent
8135-00-290-3400COP2903400 INTERCHANGEABLE
Paperboard,wrapping and Cushioni
Complete Packaging and Shipping Supplies, Inc.
6240-00-426-1972 INTERCHANGEABLE
Lamp,incandescent
6240-00-539-9770 INTERCHANGEABLE
Lamp,incandescent
6240-00-715-10392450-00032 INTERCHANGEABLE
Lamp,incandescent
W. & O. Supply, Inc. Dba Emi Div Emi
6240-00-715-1040 INTERCHANGEABLE
Lamp,incandescent
Cross-Reference Index
Part NumberManufacturer
48B3 Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
PL48B Precision Lamp Inc (USA)
48B3 Gte Products Corp Lighting Products Group (USA)
D9497A Gte Communication Systems Corp (USA)
48B Gte Products Corp Lighting Products Group (USA)
LTX48B Lamptronix Co Ltd (USA)
C78-393 American National Standards Institute Incorporated Dba American National Standards Institute (USA)
184-10955-03 Gte Communication Systems Corp (USA)
S793447 Gte Communication Systems Corp (USA)
UA32396 Itt Telecom Products Corp Network Systems Div (USA)
Related Parts
6240-00-153-6517INTERCHANGEABLE
LAMP,INCANDESCENT
6240-00-155-8002INTERCHANGEABLE
LAMP,INCANDESCENT
SMB528673
5999-00-220-9767INTERCHANGEABLE
CLIP,ELECTRICAL
2711
3030-00-232-5979INTERCHANGEABLE
BELT,V
48B
6240-00-269-0970INTERCHANGEABLE
LAMP,INCANDESCENT
8135-00-290-3400INTERCHANGEABLE
PAPERBOARD,WRAPPING AND CUSHIONI
COP2903400
6240-00-426-1972INTERCHANGEABLE
LAMP,INCANDESCENT
6240-00-539-9770INTERCHANGEABLE
LAMP,INCANDESCENT
6240-00-715-1039INTERCHANGEABLE
LAMP,INCANDESCENT
2450-00032
6240-00-715-1040INTERCHANGEABLE
LAMP,INCANDESCENT
6240-00-715-1046INTERCHANGEABLE
LAMP,INCANDESCENT
6C3
6240-00-740-8800INTERCHANGEABLE
LAMP,INCANDESCENT
60A3

Frequently Asked Questions

What is NSN 6240-00-789-3369?

NSN 6240-00-789-3369 is a Lamp,incandescent, manufactured by Lamp Industry for Use with Industry Designations and Abbreviations for Lamps, classified under FSC 6240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6240-00-789-3369?

NSN 6240-00-789-3369 has 10 cross-referenced part numbers: 48B3 (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps), PL48B (Precision Lamp Inc), 48B3 (Gte Products Corp Lighting Products Group), D9497A (Gte Communication Systems Corp), 48B (Gte Products Corp Lighting Products Group) and 5 more.

What NSN replaces 6240-00-789-3369?

There are 12 known substitutes for 6240-00-789-3369: 6240-00-153-6517, 6240-00-155-8002, 5999-00-220-9767 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 48B3?

Key specifications for 48B3: Base Style: TELEPHONE SLIDE NUMBER THREE; Average Life Rating in Hours: 5000.0; Bulb Light Transmission Characteristic: TRANSPARENT; Voltage Rating: 48.000 VOLTS NOMINAL. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-00-789-3369 still in active supply?

NSN 6240-00-789-3369 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.
PartsTable Design LLC · partstable.com