PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10203-1Light,indicator

American Telephone and Telegraph Co · NSN 6210-00-295-1804 · FSC 6210 · No Item Name Available
Verified by PartsTable
NSN 6210-00-295-1804 — this item is cataloged by the U.S. Government under National Stock Number 6210-00-295-1804. Primary manufacturer part number: 10203-1.
Features
  • Light,indicator — FSC 6210
  • Lamp Type Accommodated and Quantity: 1 INCANDESCENT
  • Material: COPPER ALLOY BODY
  • Lamp Bulb Size Designator: S-6
  • Lens Face Surface Condition: SMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
  • Panel Thickness for Which Designed: 0.562 INCHES MAXIMUM IN
  • Style Designator: ROUND FRAME, ROUND LENS TYPE
  • Terminal Type and Quantity: 2 TAB, SOLDER LUG
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
  • Applications requiring Copper Alloy Body construction
General Description

The Light,indicator, cataloged under National Stock Number 6210-00-295-1804, is classified within Federal Supply Class 6210 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is American Telephone and Telegraph Co. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6210-00-295-1804
Primary Part Number10203-1
Item NameLight,indicator
FSC / FSG6210 / 62 — No Item Name Available
ManufacturerAmerican Telephone and Telegraph Co
StatusCANCELLED
Lamp Type Accommodated and Quantity1 INCANDESCENT
MaterialCOPPER ALLOY BODY
Lamp Bulb Size DesignatorS-6
Lens Face Surface ConditionSMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
Panel Thickness for Which Designed0.562 INCHES MAXIMUM IN
Style DesignatorROUND FRAME, ROUND LENS TYPE
Terminal Type and Quantity2 TAB, SOLDER LUG
Lens Quantity1
Lens Light Transmission CharacteristicTRANSPARENT SINGLE LIGHT FIRST POSITION HORIZONTAL
Surface TreatmentNICKEL BODY
Lamp Industry Number6S6DC
Panel Accommodation Hole Diameter1.000 INCHES NOMINAL IN
Lens TypeCONVEX, KNURLED SINGLE LIGHT FIRST POSITION HORIZONTAL
Lamp Base Type AccommodatedDOUBLE CONTACT BAYONET CANDELABRA
Overall Diameter1.141 INCHES NOMINAL IN
Lens ColorGREEN SINGLE LIGHT FIRST POSITION HORIZONTAL
Lens Back Surface ConditionFROSTED SINGLE LIGHT FIRST POSITION HORIZONTAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5330-00-054-6894 INTERCHANGEABLE
Packing,preformed
6210-00-186-8013292554417 INTERCHANGEABLE
Light,indicator
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6210-00-233-5355 INTERCHANGEABLE
Light,indicator
5995-00-275-0818102031 INTERCHANGEABLE
Module,control
Electrosyser Corp Ltd the
2530-00-382-8983102031 INTERCHANGEABLE
Cap,grease
Aqua-Chem, Inc. Dba Aqua-Chem Inc
6210-00-538-8614 INTERCHANGEABLE
Light,indicator
6210-00-539-8151 INTERCHANGEABLE
Light,indicator
6210-00-553-0508 INTERCHANGEABLE
Light,indicator
4820-00-965-1213 INTERCHANGEABLE
Valve,globe
4820-01-085-334310203-1 INTERCHANGEABLE
Valve,globe
Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
Cross-Reference Index
Part NumberManufacturer
10203-1 American Telephone and Telegraph Co (USA)
LH63BG2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MILL3661 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
281-1116P3 Raytheon Co Equipment Development Lab (USA)
RC1172-2 Bae Systems Information and Electronic Systems Integration Inc. (USA)
MS90286 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
7409005P1 General Electric Co Electronic Components Division of Electronic Atomic and Defense Systems Group
011-588 Kearfott Corporation Div Guidance and Navigation Division (USA)
VS44422-1 Triumph Aerostructures, Llc Dba Triumph Aerostructures - Vought Integrated Programs Division (USA)
355-3402-0112-203 Dialight Corporation (USA)
7409005P1 General Electric Company (USA)
Related Parts
5330-00-054-6894INTERCHANGEABLE
PACKING,PREFORMED
6210-00-186-8013INTERCHANGEABLE
LIGHT,INDICATOR
292554417
6210-00-233-5355INTERCHANGEABLE
LIGHT,INDICATOR
5995-00-275-0818INTERCHANGEABLE
MODULE,CONTROL
102031
2530-00-382-8983INTERCHANGEABLE
CAP,GREASE
102031
6210-00-538-8614INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-539-8151INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-553-0508INTERCHANGEABLE
LIGHT,INDICATOR
4820-00-965-1213INTERCHANGEABLE
VALVE,GLOBE
4820-01-085-3343INTERCHANGEABLE
VALVE,GLOBE
10203-1
2540-01-167-1755INTERCHANGEABLE
WEDGE,DOOR LOCK
4537519-802
5998-01-341-8109INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
102031

Frequently Asked Questions

What is NSN 6210-00-295-1804?

NSN 6210-00-295-1804 is a Light,indicator, manufactured by American Telephone and Telegraph Co, classified under FSC 6210 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6210-00-295-1804?

NSN 6210-00-295-1804 has 11 cross-referenced part numbers: 10203-1 (American Telephone and Telegraph Co), LH63BG2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MILL3661 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 281-1116P3 (Raytheon Co Equipment Development Lab), RC1172-2 (Bae Systems Information and Electronic Systems Integration Inc.) and 6 more.

What NSN replaces 6210-00-295-1804?

There are 12 known substitutes for 6210-00-295-1804: 5330-00-054-6894, 6210-00-186-8013, 6210-00-233-5355 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10203-1?

Key specifications for 10203-1: Lamp Type Accommodated and Quantity: 1 INCANDESCENT; Material: COPPER ALLOY BODY; Lamp Bulb Size Designator: S-6; Lens Face Surface Condition: SMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL. 19 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6210-00-295-1804 still in active supply?

NSN 6210-00-295-1804 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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