PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

203-0132-203Lens,light

Dialight Corporation · NSN 6210-00-990-4645 · FSC 6210 · No Item Name Available
Verified by PartsTable
NSN 6210-00-990-4645 — this item is cataloged by the U.S. Government under National Stock Number 6210-00-990-4645. Primary manufacturer part number: 203-0132-203.
Features
  • Lens,light — FSC 6210
  • Color: BLACK INSCRIPTION
  • Surface Condition: SMOOTH FACE
  • Mounting Device Quantity: 1
  • Thread Class: 2A A
  • Material: PLASTIC LENS
  • Blackout Degree: COMPLETE
  • Light Transmission Design: TRANSPARENT LENS
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 6210-00-990-4645, is classified within Federal Supply Class 6210 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Dialight Corporation. Government technical data includes 22 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6210-00-990-4645
Primary Part Number203-0132-203
Item NameLens,light
FSC / FSG6210 / 62 — No Item Name Available
ManufacturerDialight Corporation
StatusACTIVE
ColorBLACK INSCRIPTION
Surface ConditionSMOOTH FACE
Mounting Device Quantity1
Thread Class2A A
MaterialPLASTIC LENS
Blackout DegreeCOMPLETE
Light Transmission DesignTRANSPARENT LENS
Dimming Device TypeMECHANICAL SHUTTER
Overall Diameter0.780 INCHES MINIMUM AND 0.840 INCHES MAXIMUM IN
Surface ConditionSMOOTH BACK
Mounting MethodEXTERNAL THREAD
ColorGREEN, AVIATION LENS
Thread Diameter0.562 INCHES IN
Furnished ItemsGASKET
Style DesignatorCONVEX
Effective Diameter0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
ColorBLACK INSCRIPTION BACKGROUND
Thread SeriesUNS
InscriptionDIM ARROW SYMBOL CW AND BRIGHT ARROW SYMBOL CCW HOLDER
ColorBLACK HOLDER
Thread Quantity27 PER INCH
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6210-00-022-5992 INTERCHANGEABLE
Light,indicator
6210-00-067-8373 INTERCHANGEABLE
Lens,light
6210-00-067-8375 INTERCHANGEABLE
Lens,light
6210-00-067-8378 INTERCHANGEABLE
Lens,light
6210-00-519-1978 INTERCHANGEABLE
Light,indicator
6210-00-617-1491 INTERCHANGEABLE
Light,indicator
6210-00-811-8377 INTERCHANGEABLE
Lens,light
6210-00-842-6939 INTERCHANGEABLE
Lens,light
6210-00-843-5379 INTERCHANGEABLE
Lens,light
6210-00-845-5494 INTERCHANGEABLE
Light,indicator
Cross-Reference Index
Part NumberManufacturer
203-0132-203 Dialight Corporation (USA)
GN1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
LC17GN3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-3661/17 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-L-3661/17 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6210-00-022-5992INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-067-8373INTERCHANGEABLE
LENS,LIGHT
6210-00-067-8375INTERCHANGEABLE
LENS,LIGHT
6210-00-067-8378INTERCHANGEABLE
LENS,LIGHT
6210-00-519-1978INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-617-1491INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-811-8377INTERCHANGEABLE
LENS,LIGHT
6210-00-842-6939INTERCHANGEABLE
LENS,LIGHT
6210-00-843-5379INTERCHANGEABLE
LENS,LIGHT
6210-00-845-5494INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-845-5496INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-865-3450INTERCHANGEABLE
LENS,LIGHT

Frequently Asked Questions

What is NSN 6210-00-990-4645?

NSN 6210-00-990-4645 is a Lens,light, manufactured by Dialight Corporation, classified under FSC 6210 (No Item Name Available). Status: active.

What are the part numbers for NSN 6210-00-990-4645?

NSN 6210-00-990-4645 has 5 cross-referenced part numbers: 203-0132-203 (Dialight Corporation), GN1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), LC17GN3 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-3661/17 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-L-3661/17 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6210-00-990-4645?

There are 12 known substitutes for 6210-00-990-4645: 6210-00-022-5992, 6210-00-067-8373, 6210-00-067-8375 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 203-0132-203?

Key specifications for 203-0132-203: Color: BLACK INSCRIPTION; Surface Condition: SMOOTH FACE; Mounting Device Quantity: 1; Thread Class: 2A A. 23 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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