PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-L-3661B LC16Lens,light

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6210-00-194-3202 · FSC 6210 · No Item Name Available
Verified by PartsTable
NSN 6210-00-194-3202 — this item is cataloged by the U.S. Government under National Stock Number 6210-00-194-3202. Primary manufacturer part number: MIL-L-3661B LC16.
Features
  • Lens,light — FSC 6210
  • Mounting Method: EXTERNAL THREAD
  • Thread Quantity: 27 PER INCH
  • Mounting Device Quantity: 1
  • Thread Direction: RIGHT-HAND
  • Surface Condition: FLUTED BACK
  • Color: BLACK HOLDER
  • Thread Series: UNS
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
  • Applications requiring Plastic Lens construction
General Description

The Lens,light, cataloged under National Stock Number 6210-00-194-3202, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 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
NSN6210-00-194-3202
Primary Part NumberMIL-L-3661B LC16
Item NameLens,light
FSC / FSG6210 / 62 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Mounting MethodEXTERNAL THREAD
Thread Quantity27 PER INCH
Mounting Device Quantity1
Thread DirectionRIGHT-HAND
Surface ConditionFLUTED BACK
ColorBLACK HOLDER
Thread SeriesUNS
Style DesignatorSTOVEPIPE
ColorBLUE LENS
Overall Diameter0.720 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN
MaterialPLASTIC LENS
Thread Class2A A
Effective Diameter0.630 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
Hazardous Locations/environmental ProtectionDRIPPROOF
Light Transmission DesignTRANSPARENT LENS
Thread Diameter0.562 INCHES IN
Surface ConditionSMOOTH FACE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
6210-00-045-5492 INTERCHANGEABLE
Lens,light
6210-00-051-5769 INTERCHANGEABLE
Lens,light
6210-00-057-1910 INTERCHANGEABLE
Lens,light
6210-00-067-8379 INTERCHANGEABLE
Lens,light
6210-00-067-8380 INTERCHANGEABLE
Lens,light
6210-00-067-8381 INTERCHANGEABLE
Lens,light
6210-00-067-8385 INTERCHANGEABLE
Lens,light
6210-00-983-5155 INTERCHANGEABLE
Lens,light
Cross-Reference Index
Part NumberManufacturer
MIL-L-3661B LC16 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
26-1194-203 Dialight Corporation (USA)
MIL-L-3661/16 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
LC16BN3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-L-3661/16B LC16BN3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6210-00-045-5492INTERCHANGEABLE
LENS,LIGHT
6210-00-051-5769INTERCHANGEABLE
LENS,LIGHT
6210-00-057-1910INTERCHANGEABLE
LENS,LIGHT
6210-00-067-8379INTERCHANGEABLE
LENS,LIGHT
6210-00-067-8380INTERCHANGEABLE
LENS,LIGHT
6210-00-067-8381INTERCHANGEABLE
LENS,LIGHT
6210-00-067-8385INTERCHANGEABLE
LENS,LIGHT
6210-00-983-5155INTERCHANGEABLE
LENS,LIGHT

Frequently Asked Questions

What is NSN 6210-00-194-3202?

NSN 6210-00-194-3202 is a Lens,light, 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: active.

What are the part numbers for NSN 6210-00-194-3202?

NSN 6210-00-194-3202 has 5 cross-referenced part numbers: MIL-L-3661B LC16 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 26-1194-203 (Dialight Corporation), MIL-L-3661/16 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), LC16BN3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-L-3661/16B LC16BN3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6210-00-194-3202?

There are 8 known substitutes for 6210-00-194-3202: 6210-00-045-5492, 6210-00-051-5769, 6210-00-057-1910 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-L-3661B LC16?

Key specifications for MIL-L-3661B LC16: Mounting Method: EXTERNAL THREAD; Thread Quantity: 27 PER INCH; Mounting Device Quantity: 1; Thread Direction: RIGHT-HAND. 18 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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