PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

503-5038-000Lampholder

Dialight Corporation · NSN 6250-00-153-6477 · FSC 6250 · No Item Name Available
Verified by PartsTable
NSN 6250-00-153-6477 — this item is cataloged by the U.S. Government under National Stock Number 6250-00-153-6477. Primary manufacturer part number: 503-5038-000.
Features
  • Lampholder — FSC 6250
  • Mounting Method: UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
  • Style Designator: GROOVED
  • Material: COPPER ALLOY SHELL
  • Voltage in Volts: 125.0
  • Material: PLASTIC PHENOLIC BODY
  • Material: COPPER ALLOY SHELL
  • Wattage Rating in Watts: 75.0
Applications
  • Applications requiring Copper Alloy Shell construction
General Description

The Lampholder, cataloged under National Stock Number 6250-00-153-6477, is classified within Federal Supply Class 6250 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Dialight Corporation. Government technical data includes 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 25 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6250-00-153-6477
Primary Part Number503-5038-000
Item NameLampholder
FSC / FSG6250 / 62 — No Item Name Available
ManufacturerDialight Corporation
StatusCANCELLED
Mounting MethodUNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
Style DesignatorGROOVED
MaterialCOPPER ALLOY SHELL
Voltage in Volts125.0
MaterialPLASTIC PHENOLIC BODY
MaterialCOPPER ALLOY SHELL
Wattage Rating in Watts75.0
Terminal TypeSCREW
Hazardous Locations/environmental ProtectionNOT RATED
Mounting Feature TypeSURFACE
Terminal Quantity1
Mounting Device Quantity2
Lamp Base Type AccommodatedCANDELABRA SCREW
Mounting MethodUNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED
Voltage in Volts125.0
MaterialPLASTIC PHENOLIC BODY
Lamp Base Type AccommodatedCANDELABRA SCREW
Style DesignatorGROOVED
Wattage Rating in Watts75.0
Mounting Device Quantity2
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
3110-00-101-179813205P11 INTERCHANGEABLE
Cup,tapered Roller Bearing
Taylor Machine Works Inc
6505-00-259-8177 INTERCHANGEABLE
Glucose Test Solution
5935-00-832-4344 INTERCHANGEABLE
Connector,receptacle,electrical
6515-01-212-2616 INTERCHANGEABLE
Intravenous Injection Set
3110-01-314-38125305MG INTERCHANGEABLE
Bearing,ball,annular
Datatape Inc
Cross-Reference Index
Part NumberManufacturer
503-5038-000 Dialight Corporation (USA)
746-149 Raytheon Company Dba Raytheon Co (USA)
169243-15 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
746-149 Raytheon Company Dba Raytheon Co (USA)
5038 Dialight Corporation (USA)
394714PC4 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
19744-5 Arma Div Ambac Industries Inc
MS16754-1 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
7602355 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
M970/3-1 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
389382-1 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
8518403 Us Army Aviation and Missile Command (USA)
MIL-L-970/3 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
K8691512 General Electric Company (USA)
392087 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
86-100 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA)
K8691512 General Electric Co Construction Materials Division of Industrial Components and Materials Group (USA)
9S5038L Naval Ship Systems Command (USA)
9S5038LTYPEH8A Naval Ship Systems Command (USA)
746-149 Raytheon Company Div Corp (USA)
Related Parts
3110-00-101-1798INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
13205P11
6505-00-259-8177INTERCHANGEABLE
GLUCOSE TEST SOLUTION
5935-00-832-4344INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
6515-01-212-2616INTERCHANGEABLE
INTRAVENOUS INJECTION SET
3110-01-314-3812INTERCHANGEABLE
BEARING,BALL,ANNULAR
5305MG

Frequently Asked Questions

What is NSN 6250-00-153-6477?

NSN 6250-00-153-6477 is a Lampholder, manufactured by Dialight Corporation, classified under FSC 6250 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6250-00-153-6477?

NSN 6250-00-153-6477 has 25 cross-referenced part numbers: 503-5038-000 (Dialight Corporation), 746-149 (Raytheon Company Dba Raytheon Co), 169243-15 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 746-149 (Raytheon Company Dba Raytheon Co), 5038 (Dialight Corporation) and 20 more.

What NSN replaces 6250-00-153-6477?

There are 5 known substitutes for 6250-00-153-6477: 3110-00-101-1798, 6505-00-259-8177, 5935-00-832-4344 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 503-5038-000?

Key specifications for 503-5038-000: Mounting Method: UNTHREADED HOLE(S) LOCATION NOT OTHERWISE SPECIFIED; Overall Length: 1.312 INCHES NOMINAL IN; Style Designator: GROOVED; Material: COPPER ALLOY SHELL. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6250-00-153-6477 still in active supply?

NSN 6250-00-153-6477 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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