PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

51840-3Light,indicator

Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc · NSN 6210-01-199-6284 · FSC 6210 · No Item Name Available
Verified by PartsTable
NSN 6210-01-199-6284 — this item is cataloged by the U.S. Government under National Stock Number 6210-01-199-6284. Primary manufacturer part number: 51840-3.
Features
  • Light,indicator — FSC 6210
  • Lamp Industry Number: 387
  • Filter Color: GREEN SINGLE LIGHT FIRST POSITION HORIZONTAL FULL DISPLAY DIVISION A
  • Hazardous Locations/environmental Protection: ELECTROMAGNETIC RADIATION SUPPRESSIVE AND FUNGUS RESISTANT AND HUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT AND WATERTIGHT
  • Lamp Bulb Size Designator: T-1 3/4
  • Style Designator: RECTANGULAR FRAME TYPE
  • Transmitted Light Color: BLACK, OPAQUE SINGLE LIGHT FIRST POSITION HORIZONTAL FULL DISPLAY DIVISION A
  • Lens Face Surface Condition: SMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
General Description

The Light,indicator, cataloged under National Stock Number 6210-01-199-6284, is classified within Federal Supply Class 6210 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6210-01-199-6284
Primary Part Number51840-3
Item NameLight,indicator
FSC / FSG6210 / 62 — No Item Name Available
ManufacturerDucommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc
StatusACTIVE
Lamp Industry Number387
Filter ColorGREEN SINGLE LIGHT FIRST POSITION HORIZONTAL FULL DISPLAY DIVISION A
Hazardous Locations/environmental ProtectionELECTROMAGNETIC RADIATION SUPPRESSIVE AND FUNGUS RESISTANT AND HUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT AND WATERTIGHT
Lamp Bulb Size DesignatorT-1 3/4
Style DesignatorRECTANGULAR FRAME TYPE
Transmitted Light ColorBLACK, OPAQUE SINGLE LIGHT FIRST POSITION HORIZONTAL FULL DISPLAY DIVISION A
Lens Face Surface ConditionSMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
Lens TypeFLAT, RECTANGULAR SINGLE LIGHT FIRST POSITION HORIZONTAL
Lens LegendS T O SINGLE LIGHT FIRST POSITION HORIZONTAL FULL DISPLAY DIVISION A
Mounting MethodBRACKET(S) LOCATION NOT OTHERWISE SPECIFIED
Terminal Type and Quantity2 SOLDER LUG
Transmitted Legend ColorGREEN SINGLE LIGHT FIRST POSITION HORIZONTAL FULL DISPLAY DIVISION A
Lens Light Transmission CharacteristicTRANSLUCENT SINGLE LIGHT FIRST POSITION HORIZONTAL
Lens Back Surface ConditionSMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
Lamp Type Accommodated and Quantity2 INCANDESCENT
Filter Quantity1
Lens ColorCOLORLESS SINGLE LIGHT FIRST POSITION HORIZONTAL
Mounting MethodPUSH-IN LENS
Lens Quantity1
Lamp Base Type AccommodatedMINIATURE BAYONET
Multilamp Circuit TypeTWO LAMP COMMON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3110-00-198-2079W203PPFS381A INTERCHANGEABLE
Bearing,ball,annular
Timken Co Div the Timken Company
Cross-Reference Index
Part NumberManufacturer
51840-003 Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (USA)
51840-3 PRIMARY Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc (USA)
5M2031-003 The Boeing Company Div Defense (USA)
Related Parts
3110-00-198-2079INTERCHANGEABLE
BEARING,BALL,ANNULAR
W203PPFS381A

Frequently Asked Questions

What is NSN 6210-01-199-6284?

NSN 6210-01-199-6284 is a Light,indicator, manufactured by Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc, classified under FSC 6210 (No Item Name Available). Status: active.

What are the part numbers for NSN 6210-01-199-6284?

NSN 6210-01-199-6284 has 3 cross-referenced part numbers: 51840-003 (Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc), 51840-3 (Ducommun Labarge Technologies, Inc Dba Ducommun Labarge Technologies, Inc), 5M2031-003 (The Boeing Company Div Defense).

What NSN replaces 6210-01-199-6284?

There is 1 known substitute for 6210-01-199-6284: 3110-00-198-2079. Verify interchangeability with system specifications before substitution.

What are the specifications of 51840-3?

Key specifications for 51840-3: Lamp Industry Number: 387; Filter Color: GREEN SINGLE LIGHT FIRST POSITION HORIZONTAL FULL DISPLAY DIVISION A; Hazardous Locations/environmental Protection: ELECTROMAGNETIC RADIATION SUPPRESSIVE AND FUNGUS RESISTANT AND HUMIDITY RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT AND WATERTIGHT; Lamp Bulb Size Designator: T-1 3/4. 25 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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