PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS25041Light,indicator

Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · NSN 6210-01-223-3909 · FSC 6210 · No Item Name Available
Verified by PartsTable
NSN 6210-01-223-3909 — this item is cataloged by the U.S. Government under National Stock Number 6210-01-223-3909. Primary manufacturer part number: MS25041.
Features
  • Light,indicator — FSC 6210
  • Lamp Industry Number: 328
  • Terminal Type and Quantity: 3 SOLDER LUG
  • Lens Face Surface Condition: SMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
  • Surface Treatment: ANODIZE BODY
  • Furnished Items and Quantity: 2 HEXAGON NUT AND 1 LOCK WASHER
  • Lens Type: FLAT, KNURLED SINGLE LIGHT FIRST POSITION HORIZONTAL
  • Material: ALUMINUM BODY
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
  • Applications requiring Aluminum Body construction
General Description

The Light,indicator, cataloged under National Stock Number 6210-01-223-3909, 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 Standards Promulgated by Military Departments 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 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6210-01-223-3909
Primary Part NumberMS25041
Item NameLight,indicator
FSC / FSG6210 / 62 — No Item Name Available
ManufacturerMilitary Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Lamp Industry Number328
Terminal Type and Quantity3 SOLDER LUG
Lens Face Surface ConditionSMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
Surface TreatmentANODIZE BODY
Furnished Items and Quantity2 HEXAGON NUT AND 1 LOCK WASHER
Lens TypeFLAT, KNURLED SINGLE LIGHT FIRST POSITION HORIZONTAL
MaterialALUMINUM BODY
Lens Light Transmission CharacteristicTRANSPARENT SINGLE LIGHT FIRST POSITION HORIZONTAL
Lamp Type Accommodated and Quantity1 INCANDESCENT
Lens Back Surface ConditionSMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL
Transmitted Light ColorGREEN SINGLE LIGHT FIRST POSITION HORIZONTAL FULL DISPLAY DIVISION A
Style DesignatorROUND FRAME, ROUND LENS TYPE
Features ProvidedPRESS TO TEST
Mounting MethodSCREW ON LENS
Mounting MethodPANEL LOCATION NOT OTHERWISE SPECIFIED
Panel Accommodation Hole Diameter0.469 INCHES NOMINAL IN
Lamp Base Type AccommodatedMIDGET FLANGED
Overall Diameter0.650 INCHES MAXIMUM IN
Lens ColorGREEN SINGLE LIGHT FIRST POSITION HORIZONTAL
Lens Quantity1
Lamp Bulb Size DesignatorT-1 3/4
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6210-00-538-8770 INTERCHANGEABLE
Light,indicator
Cross-Reference Index
Part NumberManufacturer
MS25041 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-7961 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS25041-7-328 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6210-00-538-8770INTERCHANGEABLE
LIGHT,INDICATOR

Frequently Asked Questions

What is NSN 6210-01-223-3909?

NSN 6210-01-223-3909 is a Light,indicator, manufactured by Military Standards Promulgated by Military Departments 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 6210-01-223-3909?

NSN 6210-01-223-3909 has 3 cross-referenced part numbers: MS25041 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MIL-DTL-7961 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS25041-7-328 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6210-01-223-3909?

There is 1 known substitute for 6210-01-223-3909: 6210-00-538-8770. Verify interchangeability with system specifications before substitution.

What are the specifications of MS25041?

Key specifications for MS25041: Lamp Industry Number: 328; Terminal Type and Quantity: 3 SOLDER LUG; Lens Face Surface Condition: SMOOTH SINGLE LIGHT FIRST POSITION HORIZONTAL; Surface Treatment: ANODIZE BODY. 22 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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