PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-DTL-3661/26Lens,light

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 6210-00-140-0328 · FSC 6210 · No Item Name Available
Verified by PartsTable
NSN 6210-00-140-0328 — this item is cataloged by the U.S. Government under National Stock Number 6210-00-140-0328. Primary manufacturer part number: MIL-DTL-3661/26.
Features
  • Lens,light — FSC 6210
  • Mounting Device Quantity: 1
  • Thread Class: 2A A
  • Effective Diameter: 0.438 INCHES NOMINAL IN
  • Surface Condition: SMOOTH BACK
  • Surface Condition: SMOOTH FACE
  • Effective Length: 0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
  • Style Designator: STOVEPIPE
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 6210-00-140-0328, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6210-00-140-0328
Primary Part NumberMIL-DTL-3661/26
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 Device Quantity1
Thread Class2A A
Effective Diameter0.438 INCHES NOMINAL IN
Surface ConditionSMOOTH BACK
Surface ConditionSMOOTH FACE
Effective Length0.423 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
Style DesignatorSTOVEPIPE
ColorWHITE, AVIATION LENS
Light Transmission DesignTRANSLUCENT LENS
Thread DirectionRIGHT-HAND
Thread Quantity32 PER INCH
Thread SeriesUNEF
Hazardous Locations/environmental ProtectionELECTROMAGNETIC INTERFERENCE SHIELDED AND DUSTTIGHT
MaterialPLASTIC LENS
Thread Diameter0.312 INCHES IN
Mounting MethodEXTERNAL THREAD
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6210-00-140-0326 INTERCHANGEABLE
Lens,light
6210-00-140-0327 INTERCHANGEABLE
Lens,light
6210-00-472-3823 INTERCHANGEABLE
Lens,light
6210-01-037-1265 INTERCHANGEABLE
Light,indicator
Cross-Reference Index
Part NumberManufacturer
MIL-DTL-3661/26 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
LC26WT2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-L-3661/26 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
5P39TL Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch (USA)
Related Parts
6210-00-140-0326INTERCHANGEABLE
LENS,LIGHT
6210-00-140-0327INTERCHANGEABLE
LENS,LIGHT
6210-00-472-3823INTERCHANGEABLE
LENS,LIGHT
6210-01-037-1265INTERCHANGEABLE
LIGHT,INDICATOR

Frequently Asked Questions

What is NSN 6210-00-140-0328?

NSN 6210-00-140-0328 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 6210-00-140-0328?

NSN 6210-00-140-0328 has 4 cross-referenced part numbers: MIL-DTL-3661/26 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), LC26WT2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-L-3661/26 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 5P39TL (Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch).

What NSN replaces 6210-00-140-0328?

There are 4 known substitutes for 6210-00-140-0328: 6210-00-140-0326, 6210-00-140-0327, 6210-00-472-3823 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-DTL-3661/26?

Key specifications for MIL-DTL-3661/26: Mounting Device Quantity: 1; Thread Class: 2A A; Effective Diameter: 0.438 INCHES NOMINAL IN; Surface Condition: SMOOTH BACK. 17 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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