PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

320RLamp,incandescent

Lamp Industry for Use with Industry Designations and Abbreviations for Lamps · NSN 6240-00-156-1592 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-156-1592 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-156-1592. Primary manufacturer part number: 320R.
Features
  • Lamp,incandescent — FSC 6240
  • Rated Average Life: HOURS
  • Filament Heavy Duty Service Rating: NOT RATED
  • Emitted Light Characteristic: RED
  • Current Rating for Which Designed: 0.035 AMPERES NOMINAL
  • Bulb Light Transmission Characteristic: TRANSPARENT
  • Base Style: SPECIAL 952 SCREW
  • Filament Designation: C-2F
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-00-156-1592, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6240-00-156-1592
Primary Part Number320R
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerLamp Industry for Use with Industry Designations and Abbreviations for Lamps
StatusCANCELLED
Rated Average LifeHOURS
Filament Heavy Duty Service RatingNOT RATED
Emitted Light CharacteristicRED
Current Rating for Which Designed0.035 AMPERES NOMINAL
Bulb Light Transmission CharacteristicTRANSPARENT
Base StyleSPECIAL 952 SCREW
Filament DesignationC-2F
Voltage Rating24.000 VOLTS NOMINAL
Bulb DesignatorT-1-3/4
Average Life Rating in Hours1000.0
Bulb StyleT (TUBULAR)
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5905-00-158-550515704 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5950-00-226-1231 INTERCHANGEABLE
Transformer,audio Frequency
4310-00-360-3822101-734 INTERCHANGEABLE
Compressor,reciprocating
Cooper Machinery Services Llc
5130-00-996-0903320R INTERCHANGEABLE
Bit,screwdriver
Apex Tool Group, Llc
2805-01-034-7157E15RCC INTERCHANGEABLE
Outboard Engine
Brp Us Inc
2920-01-496-52893011041 INTERCHANGEABLE
Terminal Block,electrical
Phoenix Contact Development and Manufacturing Inc Dba Protiq Usa
6680-01-528-6919FCS-8-30 INTERCHANGEABLE
Transmitter,rate of Flow
Aerospace Control Products, Inc. Dba Aerospace Control Products Inc
5305-01-557-08883011041 INTERCHANGEABLE
Screw,cap,hexagon Head
Relli Technology, Inc Dba Relli Technology Inc
5330-01-661-400915704 INTERCHANGEABLE
Seal,nonmetallic Special Shaped
Eaton Corporation Div Fed
5120-01-734-118915704 INTERCHANGEABLE
Key,socket Head Screw
Bondhus Corp
Cross-Reference Index
Part NumberManufacturer
15704 Digitac (USA)
320R General Electric Co Lamp Division of Consumer Products Group (USA)
618141-3 Lockheed Martin Corp (USA)
BU1015-2 Bae Systems Information and Electronic Systems Integration Inc. (USA)
320R PRIMARY Lamp Industry for Use with Industry Designations and Abbreviations for Lamps
635045 Lockheed Martin Corporation Div Rotary and Mission Systems (USA)
277-1028P1 Raytheon Company Div Corp (USA)
W-L-111 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
B769666-3 Honeywell Intl Inc Defense Avionics Systems (USA)
301104-1 L3harris Technologies, Inc. Dba Harris Corporation (USA)
Related Parts
5905-00-158-5505INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
15704
5950-00-226-1231INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
4310-00-360-3822INTERCHANGEABLE
COMPRESSOR,RECIPROCATING
101-734
5130-00-996-0903INTERCHANGEABLE
BIT,SCREWDRIVER
320R
2805-01-034-7157INTERCHANGEABLE
OUTBOARD ENGINE
E15RCC
2920-01-496-5289INTERCHANGEABLE
TERMINAL BLOCK,ELECTRICAL
3011041
6680-01-528-6919INTERCHANGEABLE
TRANSMITTER,RATE OF FLOW
FCS-8-30
5305-01-557-0888INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
3011041
5330-01-661-4009INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
15704
5120-01-734-1189INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
15704
5340-01-734-2179INTERCHANGEABLE
BRACKET,MULTIPLE ANGLE
3011041

Frequently Asked Questions

What is NSN 6240-00-156-1592?

NSN 6240-00-156-1592 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 6240-00-156-1592?

NSN 6240-00-156-1592 has 10 cross-referenced part numbers: 15704 (Digitac), 320R (General Electric Co Lamp Division of Consumer Products Group), 618141-3 (Lockheed Martin Corp), BU1015-2 (Bae Systems Information and Electronic Systems Integration Inc.), 320R (Lamp Industry for Use with Industry Designations and Abbreviations for Lamps) and 5 more.

What NSN replaces 6240-00-156-1592?

There are 11 known substitutes for 6240-00-156-1592: 5905-00-158-5505, 5950-00-226-1231, 4310-00-360-3822 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 320R?

Key specifications for 320R: Rated Average Life: HOURS; Filament Heavy Duty Service Rating: NOT RATED; Emitted Light Characteristic: RED; Current Rating for Which Designed: 0.035 AMPERES NOMINAL. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6240-00-156-1592 still in active supply?

NSN 6240-00-156-1592 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