PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS25331-6-1819Light,indicator

Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M · NSN 6210-01-252-6120 · FSC 6210 · No Item Name Available
Verified by PartsTable
NSN 6210-01-252-6120 — this item is cataloged by the U.S. Government under National Stock Number 6210-01-252-6120. Primary manufacturer part number: MS25331-6-1819.
Features
  • Light,indicator — FSC 6210
  • Material: ALUMINUM BODY
  • Specification/standard Data: 96906-MS25331 GOVERNMENT STANDARD
  • Terminal Type and Quantity: 3 SOLDER LUG
  • Mounting Method: PANEL
  • Style Designator: ROUND FRAME, ROUND LENS TYPE
  • Lamp Type Accommodated and Quantity: 1 INCANDESCENT1 INCANDESCENT
  • Panel Thickness for Which Designed: 0.281 INCHES NOMINAL0.281 INCHES NOMINAL IN
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 6210-01-252-6120, 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 12 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6210-01-252-6120
Primary Part NumberMS25331-6-1819
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
MaterialALUMINUM BODY
Specification/standard Data96906-MS25331 GOVERNMENT STANDARD
Terminal Type and Quantity3 SOLDER LUG
Mounting MethodPANEL
Style DesignatorROUND FRAME, ROUND LENS TYPE
Lamp Type Accommodated and Quantity1 INCANDESCENT1 INCANDESCENT
Panel Thickness for Which Designed0.281 INCHES NOMINAL0.281 INCHES NOMINAL IN
Lamp Bulb Size DesignatorT-3 1/4T-3 1/4
Overall Diameter0.750 INCHES MAXIMUM0.750 INCHES MAXIMUM IN
Surface TreatmentANODIZE BODY
Lamp Base Type AccommodatedMINIATURE BAYONETMINIATURE BAYONET
Lamp Industry Number18191819
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6210-00-295-0386 INTERCHANGEABLE
Light,indicator
6210-00-299-4104 INTERCHANGEABLE
Light,indicator
6210-00-299-6509 INTERCHANGEABLE
Light,indicator
6210-00-519-0448 INTERCHANGEABLE
Light,indicator
6210-00-553-1076800-1030-0332-504 INTERCHANGEABLE
Light,indicator
Dialight Corporation
6210-00-635-4700 INTERCHANGEABLE
Light,indicator
6210-00-660-8462 INTERCHANGEABLE
Light,indicator
6210-00-686-4999 INTERCHANGEABLE
Light,indicator
6210-00-803-988202-91180-9 INTERCHANGEABLE
Light,indicator
Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch
6210-00-807-316212Z7501-184 INTERCHANGEABLE
Light,indicator
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Cross-Reference Index
Part NumberManufacturer
MS25331-6-1819 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
MIL-L-7961 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
6210-00-295-0386INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-299-4104INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-299-6509INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-519-0448INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-553-1076INTERCHANGEABLE
LIGHT,INDICATOR
800-1030-0332-504
6210-00-635-4700INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-660-8462INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-686-4999INTERCHANGEABLE
LIGHT,INDICATOR
6210-00-803-9882INTERCHANGEABLE
LIGHT,INDICATOR
02-91180-9
6210-00-807-3162INTERCHANGEABLE
LIGHT,INDICATOR
12Z7501-184
6210-01-087-7590INTERCHANGEABLE
LIGHT,INDICATOR
6210-01-108-2600INTERCHANGEABLE
LIGHT,INDICATOR

Frequently Asked Questions

What is NSN 6210-01-252-6120?

NSN 6210-01-252-6120 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 6210-01-252-6120?

NSN 6210-01-252-6120 has 3 cross-referenced part numbers: MS25331-6-1819 (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), MIL-L-7961 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 6210-01-252-6120?

There are 12 known substitutes for 6210-01-252-6120: 6210-00-295-0386, 6210-00-299-4104, 6210-00-299-6509 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS25331-6-1819?

Key specifications for MS25331-6-1819: Overall Length: 2.250 INCHES MAXIMUM2.250 INCHES MAXIMUM IN; Material: ALUMINUM BODY; Specification/standard Data: 96906-MS25331 GOVERNMENT STANDARD; Terminal Type and Quantity: 3 SOLDER LUG. 14 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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