PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

639018Stop Light-Taillight,vehicular

Caterpillar Inc Div Caterpillar Defense · NSN 6220-01-082-3370 · FSC 6220 · No Item Name Available
Verified by PartsTable
NSN 6220-01-082-3370 — this item is cataloged by the U.S. Government under National Stock Number 6220-01-082-3370. Primary manufacturer part number: 639018.
Features
  • Stop Light-Taillight,vehicular — FSC 6220
  • Lamp Base Type Accommodated: DOUBLE CONTACT BAYONET CANDELABRA
  • Lamp Type Accommodated and Quantity: 1 INCANDESCENT
  • Lens Transparency: TRANSPARENT
  • Material: STEEL CORROSION RESISTING BODY
  • Lens Type and Quantity: 1 FLAT, ROUND
  • Mounting Method: UNTHREADED HOLE(S)
  • Lens Surface Condition: SMOOTH FACE
Applications
  • Applications requiring Steel Corrosion Resisting Body construction
General Description

The Stop Light-Taillight,vehicular, cataloged under National Stock Number 6220-01-082-3370, is classified within Federal Supply Class 6220 (No Item Name Available) of the Lighting Fixtures and Lamps group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 14 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6220-01-082-3370
Primary Part Number639018
Item NameStop Light-Taillight,vehicular
FSC / FSG6220 / 62 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Lamp Base Type AccommodatedDOUBLE CONTACT BAYONET CANDELABRA
Lamp Type Accommodated and Quantity1 INCANDESCENT
Lens TransparencyTRANSPARENT
MaterialSTEEL CORROSION RESISTING BODY
Lens Type and Quantity1 FLAT, ROUND
Mounting MethodUNTHREADED HOLE(S)
Lens Surface ConditionSMOOTH FACE
Lens Surface ConditionCONCENTRIC RINGS BACK
Overall Diameter0.625 INCHES NOMINAL IN
Surface TreatmentENAMEL BAKED BODY
Voltage Rating in Volts12.0 DC NOMINAL
ShapeROUND
Lens ColorCOLORLESS AND RED
Terminal Type and Quantity1 SOCKET
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3020-00-431-92591580A INTERCHANGEABLE
Gear,spur
Cornell-Carr Co., Inc.
Cross-Reference Index
Part NumberManufacturer
911117-472-14 General Motors Corp Fisher Guide Div (USA)
639018 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
3020-00-431-9259INTERCHANGEABLE
GEAR,SPUR
1580A

Frequently Asked Questions

What is NSN 6220-01-082-3370?

NSN 6220-01-082-3370 is a Stop Light-Taillight,vehicular, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 6220 (No Item Name Available). Status: active.

What are the part numbers for NSN 6220-01-082-3370?

NSN 6220-01-082-3370 has 2 cross-referenced part numbers: 911117-472-14 (General Motors Corp Fisher Guide Div), 639018 (Caterpillar Inc Div Caterpillar Defense).

What NSN replaces 6220-01-082-3370?

There is 1 known substitute for 6220-01-082-3370: 3020-00-431-9259. Verify interchangeability with system specifications before substitution.

What are the specifications of 639018?

Key specifications for 639018: Lamp Base Type Accommodated: DOUBLE CONTACT BAYONET CANDELABRA; Lamp Type Accommodated and Quantity: 1 INCANDESCENT; Lens Transparency: TRANSPARENT; Material: STEEL CORROSION RESISTING BODY. 16 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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