PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

378-3404-01-203Housing,light

Dialight Corporation · NSN 6210-00-067-8377 · FSC 6210 · No Item Name Available
Verified by PartsTable
NSN 6210-00-067-8377 — this item is cataloged by the U.S. Government under National Stock Number 6210-00-067-8377. Primary manufacturer part number: 378-3404-01-203.
Features
  • Housing,light — FSC 6210
  • Material: COPPER ALLOY
  • Overall Diameter: 1.125 INCHES NOMINAL IN
  • Surface Treatment: NICKEL PLATED
  • 9 verified cross-references
  • Primary manufacturer: Dialight Corporation
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
  • Applications requiring Copper Alloy construction
General Description

The Housing,light, cataloged under National Stock Number 6210-00-067-8377, 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 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6210-00-067-8377
Primary Part Number378-3404-01-203
Item NameHousing,light
FSC / FSG6210 / 62 — No Item Name Available
ManufacturerDialight Corporation
StatusCANCELLED
MaterialCOPPER ALLOY
Overall Diameter1.125 INCHES NOMINAL IN
Surface TreatmentNICKEL PLATED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 9
5120-00-015-1313 INTERCHANGEABLE
Blade,socket Head Screw Key
3110-00-156-1858 INTERCHANGEABLE
Bearing,ball,thrust
6210-00-519-2120 INTERCHANGEABLE
Light,indicator
6532-01-088-412851204 INTERCHANGEABLE
Diaper,adult's
The Procter & Gamble Distributing Llc
8345-01-191-8700 INTERCHANGEABLE
Flag,identification
8345-01-192-2490 INTERCHANGEABLE
Flag,individual
5340-01-413-3714 INTERCHANGEABLE
Cover,access
5950-01-468-74205-1204 INTERCHANGEABLE
Transformer,power Autotransforme
Superior Electric Holding Group Llc Div Specialty Product Technologies
2940-01-568-09711R-0777 INTERCHANGEABLE
Filter Element,fluid
Caterpillar Inc Div Caterpillar Defense
Cross-Reference Index
Part NumberManufacturer
378-3404-01-203 Dialight Corporation (USA)
MIL-DTL-3661/10 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
LH79/1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
LH79-1LC21YD1 Zf Industrieantriebe Witten Gmbh (DEU)
MIL-L-3661/10 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
6210PL1366038 Jednolity Indeks Materialowy - Uniform Material Index (POL)
LH79 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
51204 Dialight Corporation (USA)
355-3404-01-203 Dialight Corporation (USA)
Related Parts
5120-00-015-1313INTERCHANGEABLE
BLADE,SOCKET HEAD SCREW KEY
3110-00-156-1858INTERCHANGEABLE
BEARING,BALL,THRUST
6210-00-519-2120INTERCHANGEABLE
LIGHT,INDICATOR
6532-01-088-4128INTERCHANGEABLE
DIAPER,ADULT'S
51204
8345-01-191-8700INTERCHANGEABLE
FLAG,IDENTIFICATION
8345-01-192-2490INTERCHANGEABLE
FLAG,INDIVIDUAL
5340-01-413-3714INTERCHANGEABLE
COVER,ACCESS
5950-01-468-7420INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
5-1204
2940-01-568-0971INTERCHANGEABLE
FILTER ELEMENT,FLUID
1R-0777

Frequently Asked Questions

What is NSN 6210-00-067-8377?

NSN 6210-00-067-8377 is a Housing,light, manufactured by Dialight Corporation, classified under FSC 6210 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6210-00-067-8377?

NSN 6210-00-067-8377 has 9 cross-referenced part numbers: 378-3404-01-203 (Dialight Corporation), MIL-DTL-3661/10 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), LH79/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), LH79-1LC21YD1 (Zf Industrieantriebe Witten Gmbh), MIL-L-3661/10 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 4 more.

What NSN replaces 6210-00-067-8377?

There are 9 known substitutes for 6210-00-067-8377: 5120-00-015-1313, 3110-00-156-1858, 6210-00-519-2120 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 378-3404-01-203?

Key specifications for 378-3404-01-203: Material: COPPER ALLOY; Overall Diameter: 1.125 INCHES NOMINAL IN; Surface Treatment: NICKEL PLATED; Overall Length: 2.312 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6210-00-067-8377 still in active supply?

NSN 6210-00-067-8377 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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