PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4521Directional Light,vehicular

Federal-Mogul Corp Government Sales Dept · NSN 6220-01-190-3235 · FSC 6220 · No Item Name Available
Verified by PartsTable
NSN 6220-01-190-3235 — this item is cataloged by the U.S. Government under National Stock Number 6220-01-190-3235. Primary manufacturer part number: 4521.
Features
  • Directional Light,vehicular — FSC 6220
  • Lamp Base Type Accommodated: SINGLE CONTACT BAYONET CANDELABRA
  • Surface Treatment: PAINT BODY
  • Wiring Provision Method: INDIVIDUAL WIRE
  • Overall Diameter: 5.438 INCHES NOMINAL IN
  • Lens Surface Condition: CONCENTRIC RINGS BACK
  • Shape: ROUND
  • Lamp Type Accommodated and Quantity: 1 INCANDESCENT
Applications
  • Area illumination
  • Indicator and warning display
  • Navigation and signal lighting
  • Applications requiring Steel Body construction
General Description

The Directional Light,vehicular, cataloged under National Stock Number 6220-01-190-3235, is classified within Federal Supply Class 6220 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Federal-Mogul Corp Government Sales Dept. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6220-01-190-3235
Primary Part Number4521
Item NameDirectional Light,vehicular
FSC / FSG6220 / 62 — No Item Name Available
ManufacturerFederal-Mogul Corp Government Sales Dept
StatusACTIVE
Lamp Base Type AccommodatedSINGLE CONTACT BAYONET CANDELABRA
Surface TreatmentPAINT BODY
Wiring Provision MethodINDIVIDUAL WIRE
Overall Diameter5.438 INCHES NOMINAL IN
Lens Surface ConditionCONCENTRIC RINGS BACK
ShapeROUND
Lamp Type Accommodated and Quantity1 INCANDESCENT
Voltage Rating in Volts12.0 DC NOMINAL
Mounting MethodUNTHREADED HOLE(S)
Lens Type and Quantity1 PLANO CONVEX
MaterialSTEEL BODY
MaterialPLASTIC LENS
Lens Surface ConditionSMOOTH FACE
Terminal Type and Quantity1 WIRE LEAD
Hazardous Locations/environmental ProtectionCORROSION RESISTANT
Lens TransparencyTRANSLUCENT
Lens ColorRED
Light Beam MotionFIXED AND FLASHING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6240-00-155-7780 INTERCHANGEABLE
Lamp,incandescent
5930-00-272-12783-6018 INTERCHANGEABLE
Switch,push
Balkamp Inc
5330-00-405-9178080-000046 INTERCHANGEABLE
Gasket
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5905-00-539-23431JB3492-1 INTERCHANGEABLE
Resistor,adjustable
Westinghouse Electric Corp
5930-00-988-14039-8307SC-8T INTERCHANGEABLE
Switch,mercury
Dwyer Instruments Inc
5360-01-050-2948N04521 INTERCHANGEABLE
Spring,helical,compression
Leslie Controls, Inc. Dba Leslie Controls Inc
6625-01-087-73074521 INTERCHANGEABLE
Wattmeter
Bird Electronic Corporation Div Bird Electronic Corp
1005-01-328-2207 INTERCHANGEABLE
Barrel,shotgun
5315-01-617-1637 INTERCHANGEABLE
Pin,quick Release
Cross-Reference Index
Part NumberManufacturer
4521 PRIMARY Federal-Mogul Corp Government Sales Dept (USA)
983R Yankee Metal Products Corp (USA)
Related Parts
6240-00-155-7780INTERCHANGEABLE
LAMP,INCANDESCENT
5930-00-272-1278INTERCHANGEABLE
SWITCH,PUSH
3-6018
5330-00-405-9178INTERCHANGEABLE
GASKET
080-000046
5905-00-539-2343INTERCHANGEABLE
RESISTOR,ADJUSTABLE
1JB3492-1
5930-00-988-1403INTERCHANGEABLE
SWITCH,MERCURY
9-8307SC-8T
5360-01-050-2948INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
N04521
6625-01-087-7307INTERCHANGEABLE
WATTMETER
4521
1005-01-328-2207INTERCHANGEABLE
BARREL,SHOTGUN
5315-01-617-1637INTERCHANGEABLE
PIN,QUICK RELEASE

Frequently Asked Questions

What is NSN 6220-01-190-3235?

NSN 6220-01-190-3235 is a Directional Light,vehicular, manufactured by Federal-Mogul Corp Government Sales Dept, classified under FSC 6220 (No Item Name Available). Status: active.

What are the part numbers for NSN 6220-01-190-3235?

NSN 6220-01-190-3235 has 2 cross-referenced part numbers: 4521 (Federal-Mogul Corp Government Sales Dept), 983R (Yankee Metal Products Corp).

What NSN replaces 6220-01-190-3235?

There are 9 known substitutes for 6220-01-190-3235: 6240-00-155-7780, 5930-00-272-1278, 5330-00-405-9178 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4521?

Key specifications for 4521: Lamp Base Type Accommodated: SINGLE CONTACT BAYONET CANDELABRA; Surface Treatment: PAINT BODY; Wiring Provision Method: INDIVIDUAL WIRE; Overall Diameter: 5.438 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com