PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

92A23-49Lamp,incandescent

Westinghouse Electric Corp · NSN 6240-00-044-5029 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-044-5029 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-044-5029. Primary manufacturer part number: 92A23-49.
Features
  • Lamp,incandescent — FSC 6240
  • Base Style: MEDIUM SCREW
  • Bulb Designator: A-23
  • Rated Average Life: HOURS
  • Light Output Rating: 1153.000 LUMENS NOMINAL SINGLE RATING
  • Light Center Length: 4.375 INCHES NOMINAL IN
  • Average Life Rating in Hours: 3000.0
  • Voltage Rating: 120.000 VOLTS NOMINAL
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-00-044-5029, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Westinghouse Electric Corp. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6240-00-044-5029
Primary Part Number92A23-49
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerWestinghouse Electric Corp
StatusCANCELLED
Base StyleMEDIUM SCREW
Bulb DesignatorA-23
Rated Average LifeHOURS
Light Output Rating1153.000 LUMENS NOMINAL SINGLE RATING
Light Center Length4.375 INCHES NOMINAL IN
Average Life Rating in Hours3000.0
Voltage Rating120.000 VOLTS NOMINAL
Current Rating for Which Designed0.766 AMPERES NOMINAL
Emitted Light CharacteristicCOLORLESS
Bulb Light Transmission CharacteristicTRANSPARENT
Features ProvidedFILAMENT SHIELDING AND HEAT RESISTANT GLASS
Filament Heavy Duty Service RatingNOT RATED
Wattage Rating92.000 WATTS
Filament DesignationC-9
Bulb StyleA (ARBITRARY DESIGNATION)
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
4730-00-278-3380 INTERCHANGEABLE
Plug,pipe
4730-00-555-829112Z329PC93 INTERCHANGEABLE
Plug,pipe
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
92A23-49 Westinghouse Electric Corp (USA)
92A23/49-120 Gte Products Corp Lighting Products Group (USA)
Related Parts
4730-00-278-3380INTERCHANGEABLE
PLUG,PIPE
4730-00-555-8291INTERCHANGEABLE
PLUG,PIPE
12Z329PC93

Frequently Asked Questions

What is NSN 6240-00-044-5029?

NSN 6240-00-044-5029 is a Lamp,incandescent, manufactured by Westinghouse Electric Corp, classified under FSC 6240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6240-00-044-5029?

NSN 6240-00-044-5029 has 2 cross-referenced part numbers: 92A23-49 (Westinghouse Electric Corp), 92A23/49-120 (Gte Products Corp Lighting Products Group).

What NSN replaces 6240-00-044-5029?

There are 2 known substitutes for 6240-00-044-5029: 4730-00-278-3380, 4730-00-555-8291. Verify interchangeability with system specifications before substitution.

What are the specifications of 92A23-49?

Key specifications for 92A23-49: Base Style: MEDIUM SCREW; Bulb Designator: A-23; Rated Average Life: HOURS; Light Output Rating: 1153.000 LUMENS NOMINAL SINGLE RATING. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-00-044-5029 still in active supply?

NSN 6240-00-044-5029 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