PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C17312-3Lamp,incandescent

Mellish & Murray Co. Dba Aero Flash Signal Div Aeroflash Signal · NSN 6240-00-182-7717 · FSC 6240 · No Item Name Available
Verified by PartsTable
NSN 6240-00-182-7717 — this item is cataloged by the U.S. Government under National Stock Number 6240-00-182-7717. Primary manufacturer part number: C17312-3.
Features
  • Lamp,incandescent — FSC 6240
  • Rated Average Life: NOT RATED
  • Voltage Rating: 12.000 VOLTS NOMINAL
  • Bulb Light Transmission Characteristic: TRANSPARENT
  • Wattage Rating: 125.000 WATTS
  • Bulb Style: T (TUBULAR)
  • Base Style: DOUBLE CONTACT BAYONET CANDELABRA
  • Bulb Designator: T-3
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Lamp,incandescent, cataloged under National Stock Number 6240-00-182-7717, is classified within Federal Supply Class 6240 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Mellish & Murray Co. Dba Aero Flash Signal Div Aeroflash Signal. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6240-00-182-7717
Primary Part NumberC17312-3
Item NameLamp,incandescent
FSC / FSG6240 / 62 — No Item Name Available
ManufacturerMellish & Murray Co. Dba Aero Flash Signal Div Aeroflash Signal
StatusACTIVE
Rated Average LifeNOT RATED
Voltage Rating12.000 VOLTS NOMINAL
Bulb Light Transmission CharacteristicTRANSPARENT
Wattage Rating125.000 WATTS
Bulb StyleT (TUBULAR)
Base StyleDOUBLE CONTACT BAYONET CANDELABRA
Bulb DesignatorT-3
Filament Heavy Duty Service RatingNOT RATED
Emitted Light CharacteristicWHITE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5999-00-111-2018 INTERCHANGEABLE
Heat Sink,electrical-Electronic
5960-00-134-6031 INTERCHANGEABLE
Electron Tube
5975-00-153-677052C14 INTERCHANGEABLE
Cover,junction Box
Abb Installation Products Inc
3110-00-155-6387281478-112 INTERCHANGEABLE
Bearing,ball,annular
Naval Sea Systems Command
6625-00-691-6608403A INTERCHANGEABLE
Generator,noise
Kay Elemetrics Corporation
6625-00-996-6340 INTERCHANGEABLE
Voltmeter
5999-01-023-4509 INTERCHANGEABLE
Heat Sink,electrical-Electronic
5999-01-082-1649 INTERCHANGEABLE
Heat Sink,electrical-Electronic
Cross-Reference Index
Part NumberManufacturer
C17312-3 Mellish & Murray Co. Dba Aero Flash Signal Div Aeroflash Signal (USA)
C17312-3 Textron Aviation Inc (USA)
40-3A Mellish & Murray Co. Dba Aero Flash Signal Div Aeroflash Signal (USA)
C17312-3 Cessna Aircraft Company Dba Textron Aviation (USA)
Related Parts
5999-00-111-2018INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
5960-00-134-6031INTERCHANGEABLE
ELECTRON TUBE
5975-00-153-6770INTERCHANGEABLE
COVER,JUNCTION BOX
52C14
3110-00-155-6387INTERCHANGEABLE
BEARING,BALL,ANNULAR
281478-112
6625-00-691-6608INTERCHANGEABLE
GENERATOR,NOISE
403A
6625-00-996-6340INTERCHANGEABLE
VOLTMETER
5999-01-023-4509INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
5999-01-082-1649INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC

Frequently Asked Questions

What is NSN 6240-00-182-7717?

NSN 6240-00-182-7717 is a Lamp,incandescent, manufactured by Mellish & Murray Co. Dba Aero Flash Signal Div Aeroflash Signal, classified under FSC 6240 (No Item Name Available). Status: active.

What are the part numbers for NSN 6240-00-182-7717?

NSN 6240-00-182-7717 has 4 cross-referenced part numbers: C17312-3 (Mellish & Murray Co. Dba Aero Flash Signal Div Aeroflash Signal), C17312-3 (Textron Aviation Inc), 40-3A (Mellish & Murray Co. Dba Aero Flash Signal Div Aeroflash Signal), C17312-3 (Cessna Aircraft Company Dba Textron Aviation).

What NSN replaces 6240-00-182-7717?

There are 8 known substitutes for 6240-00-182-7717: 5999-00-111-2018, 5960-00-134-6031, 5975-00-153-6770 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C17312-3?

Key specifications for C17312-3: Rated Average Life: NOT RATED; Voltage Rating: 12.000 VOLTS NOMINAL; Bulb Light Transmission Characteristic: TRANSPARENT; Wattage Rating: 125.000 WATTS. 10 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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