PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

323Lamp,incandescent

Norman Lamps Inc · NSN 6240-00-155-7864 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-155-7864 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-155-7864. Primary manufacturer part number: 323.
Features
  • Lamp,incandescent — FSC 6240
  • Bulb Light Transmission Characteristic: TRANSPARENT
  • Light Center Length: 0.178 INCHES NOMINAL IN
  • Base Style: KNURLED SCREW (KOLLSMAN)
  • Current Rating for Which Designed: 0.190 AMPERES NOMINAL
  • Specification/standard Data: 08108-323 MANUFACTURERS STANDARD
  • Bulb Designator: T-1 1/4
  • 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 6240-00-155-7864, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Norman Lamps Inc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 37 commercial cross-references from 30 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
NSN6240-00-155-7864
Primary Part Number323
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerNorman Lamps Inc
StatusCANCELLED
Bulb Light Transmission CharacteristicTRANSPARENT
Light Center Length0.178 INCHES NOMINAL IN
Base StyleKNURLED SCREW (KOLLSMAN)
Current Rating for Which Designed0.190 AMPERES NOMINAL
Specification/standard Data08108-323 MANUFACTURERS STANDARD
Bulb DesignatorT-1 1/4
Rated Average LifeHOURS
Emitted Light CharacteristicCOLORLESS
Wattage Rating0.570 WATTS
Voltage Rating3.000 VOLTS NOMINAL
Bulb StyleT (TUBULAR)
Filament Heavy Duty Service RatingNOT RATED
Light Output Rating0.250 SPHERICAL CANDLEPOWER NOMINAL SINGLE RATING
Filament DesignationC-2R
Average Life Rating in Hours350.0
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5935-01-175-180522-03-2171 INTERCHANGEABLE
Connector,receptacle,electrical
Molex, Llc
5331-01-508-5815870155 INTERCHANGEABLE
O-Ring
Datron World Communications, Inc.
Cross-Reference Index
Part NumberManufacturer
323 Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
X48D Horizon Aerospace Llc Dba Magnetics Division (USA)
325 American Telephone and Telegraph Co (USA)
MS25236-323 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
P5136NI163 Brunson Instrument Company Dba Brunson Instrument Company (USA)
6240001557864 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
323 PRIMARY Norman Lamps Inc (USA)
323 Satair A/s (DNK)
LTX323 Lamptronix Co Ltd (USA)
325 At and T Corp (USA)
87-0155 Bae Systems Information & Electronic Systems Integration Inc. (USA)
365B507 Motorola Communications Group Parts Dept Div of Motorola Inc (USA)
323 Gte Products Corp Sylvania Miniature Lighting Div (USA)
323 General Electric Co Miniature Lamp Products Dept Lighting Business Group (USA)
MS15530-1TYPETS112 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
W-L-00111 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
6240PL0957549 Jednolity Indeks Materialowy - Uniform Material Index (POL)
262-0064-00 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
AN3136-323 Grimes Aerospace Company (USA)
323 Philips Electronics Nederland B.v. Div Philips Ip&s (NLD)
Related Parts
5935-01-175-1805INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
22-03-2171
5331-01-508-5815INTERCHANGEABLE
O-RING
870155

Frequently Asked Questions

What is NSN 6240-00-155-7864?

NSN 6240-00-155-7864 is a Lamp,incandescent, manufactured by Norman Lamps Inc, classified under FSC 6240 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6240-00-155-7864?

NSN 6240-00-155-7864 has 37 cross-referenced part numbers: 323 (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps), X48D (Horizon Aerospace Llc Dba Magnetics Division), 325 (American Telephone and Telegraph Co), MS25236-323 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), P5136NI163 (Brunson Instrument Company Dba Brunson Instrument Company) and 32 more.

What NSN replaces 6240-00-155-7864?

There are 2 known substitutes for 6240-00-155-7864: 5935-01-175-1805, 5331-01-508-5815. Verify interchangeability with system specifications before substitution.

What are the specifications of 323?

Key specifications for 323: Bulb Light Transmission Characteristic: TRANSPARENT; Light Center Length: 0.178 INCHES NOMINAL IN; Base Style: KNURLED SCREW (KOLLSMAN); Current Rating for Which Designed: 0.190 AMPERES NOMINAL. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-00-155-7864 still in active supply?

NSN 6240-00-155-7864 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.
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