PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MILL3661Light,indicator

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6210-00-235-9161 · FSC 6210 · No Item Name Available
Verified by PartsTable
NSN 6210-00-235-9161 — this item is cataloged by the U.S. Government under National Stock Number 6210-00-235-9161. Primary manufacturer part number: MILL3661.
Features
  • Light,indicator — FSC 6210
  • Panel Accommodation Hole Diameter: 0.688 INCHES NOMINAL IN
  • Lamp Bulb Size Designator: T-3 1/4
  • Overall Diameter: 0.812 INCHES NOMINAL IN
  • Lamp Base Type Accommodated: MINIATURE BAYONET
  • Lens Quantity: 1
  • Hazardous Locations/environmental Protection: WATERTIGHT
  • Mounting Method: SCREW IN LENS
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 6210-00-235-9161, is classified within Federal Supply Class 6210 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 7 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
NSN6210-00-235-9161
Primary Part NumberMILL3661
Item NameLight,indicator
FSC / FSG6210 / 62 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusCANCELLED
Panel Accommodation Hole Diameter0.688 INCHES NOMINAL IN
Lamp Bulb Size DesignatorT-3 1/4
Overall Diameter0.812 INCHES NOMINAL IN
Lamp Base Type AccommodatedMINIATURE BAYONET
Lens Quantity1
Hazardous Locations/environmental ProtectionWATERTIGHT
Mounting MethodSCREW IN LENS
Lens TypeCONVEX, KNURLED, THREADED SHANK SINGLE LIGHT FIRST POSITION HORIZONTAL
Lens Face Surface ConditionSMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
Furnished Items and Quantity1 GASKET AND 1 HEXAGON NUT AND 1 LOCK WASHER
Lamp Type Accommodated and Quantity1 NEON
MaterialCOPPER ALLOY BODY
Panel Thickness for Which Designed0.219 INCHES MAXIMUM IN
Surface TreatmentNICKEL BODY
Lens ColorCOLORLESS SINGLE LIGHT FIRST POSITION HORIZONTAL
Lens Back Surface ConditionFROSTED SINGLE LIGHT FIRST POSITION HORIZONTAL
Lens Light Transmission CharacteristicTRANSLUCENT SINGLE LIGHT FIRST POSITION HORIZONTAL
Mounting MethodPANEL LOCATION NOT OTHERWISE SPECIFIED
Terminal Type and Quantity2 SOLDER LUG
Transmitted Light ColorCOLORLESS SINGLE LIGHT FIRST POSITION HORIZONTAL FULL DISPLAY DIVISION A
Style DesignatorROUND FRAME, ROUND LENS TYPE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6210-00-553-0508 INTERCHANGEABLE
Light,indicator
6210-00-578-6452 INTERCHANGEABLE
Light,indicator
6210-00-843-0487 INTERCHANGEABLE
Light,indicator
6210-00-843-5378 INTERCHANGEABLE
Housing,light
6210-00-891-5030 INTERCHANGEABLE
Light,indicator
6210-00-891-5033 INTERCHANGEABLE
Light,indicator
6210-00-891-5034 INTERCHANGEABLE
Light,indicator
6210-00-892-2377 INTERCHANGEABLE
Light,indicator
6210-00-926-1279 INTERCHANGEABLE
Light,indicator
6210-01-007-1904 INTERCHANGEABLE
Light,indicator
Cross-Reference Index
Part NumberManufacturer
MILL3661 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
19350-399 Hickok Waekon Llc (USA)
882210-117 Dialight Corporation (USA)
MIL-DTL-3661/8 MIL-DTL-3661/14 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
4149600-15 Raytheon Company Div Rmd Strategic (USA)
MS90287-18 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
M7475208REV2PT22 General Electric Company (USA)
LH76LC14CD Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-3661/8 AND MIL-L-3661/14 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
LH64BC2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
LH76/1-LC14CD3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
4149600-15 Raytheon Company Dba Raytheon (USA)
373-0408-2217-273 Dialight Corporation (USA)
Related Parts
6210-00-553-0508INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-578-6452INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-843-0487INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-843-5378INTERCHANGEABLE
HOUSING,LIGHT
6210-00-891-5030INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-891-5033INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-891-5034INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-892-2377INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-926-1279INTERCHANGEABLE
LIGHT,INDICATOR
6210-01-007-1904INTERCHANGEABLE
LIGHT,INDICATOR
6210-01-010-8954INTERCHANGEABLE
LIGHT,INDICATOR
6210-01-015-0104INTERCHANGEABLE
LIGHT,INDICATOR

Frequently Asked Questions

What is NSN 6210-00-235-9161?

NSN 6210-00-235-9161 is a Light,indicator, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 6210 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6210-00-235-9161?

NSN 6210-00-235-9161 has 13 cross-referenced part numbers: MILL3661 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 19350-399 (Hickok Waekon Llc), 882210-117 (Dialight Corporation), MIL-DTL-3661/8 MIL-DTL-3661/14 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 4149600-15 (Raytheon Company Div Rmd Strategic) and 8 more.

What NSN replaces 6210-00-235-9161?

There are 12 known substitutes for 6210-00-235-9161: 6210-00-553-0508, 6210-00-578-6452, 6210-00-843-0487 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MILL3661?

Key specifications for MILL3661: Panel Accommodation Hole Diameter: 0.688 INCHES NOMINAL IN; Lamp Bulb Size Designator: T-3 1/4; Overall Diameter: 0.812 INCHES NOMINAL IN; Lamp Base Type Accommodated: MINIATURE BAYONET. 22 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6210-00-235-9161 still in active supply?

NSN 6210-00-235-9161 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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