There are 40 car parts that start with the letter N. From Nacelle to Nylon Radiator Overflow Bottle. Car parts refer to the various components that make up a vehicle, each playing a crucial role in its overall operation and performance. These parts can range from essential functional components like engines and transmissions, to auxiliary parts such as belts and hoses. The proper maintenance and timely replacement of car parts are vital for ensuring vehicle safety, efficiency, and longevity. With advancements in technology, many car parts now include electronic components, enhancing their functionality and enabling features such as automated driving systems and improved infotainment options.

An interesting fact about car parts is that many vehicles contain around 30,000 different parts, and the automotive industry is continuously evolving with new materials and technologies. For instance, lightweight composites are increasingly being used to improve fuel efficiency, while high-strength steel remains a staple for structural components due to its durability.

Here’s what each of the columns in the table means:

Function: A brief description of what the car part does within the vehicle system.

Maintenance Interval (months): The recommended time period after which the part should be inspected or replaced, measured in months.

Replacement Cost (USD): An estimate of the average monetary cost incurred when replacing the part, expressed in U.S. dollars.

Description: A detailed explanation of the car part, including its significance, materials, and placement in the car’s architecture.

Car parts That Start With N

Car parts function maintenance interval (months) replacement cost (USD)
Nacelle Houses the engine, gearbox, and other components of a wind turbine 12 3000
Nacelle Strut Supports and stabilizes the nacelle, the housing that encloses the engine and related components. 12 $250-$500
Nameplate Identifies the make, model, and other details of the vehicle, often located on the driver’s side door jamb or dashboard. Not Applicable 10-50
Nanomaterial Coatings Enhance surface properties of components 36 100
Navigational Control Unit Processes GPS data and vehicle sensors to provide navigation information to the driver or autonomous driving system. 24 500-1000
Neck Seal Prevents oil leaks between the engine block and the cylinder head. 12-24 20-100
Negative Battery Cable Connects the negative terminal of the battery to the vehicle’s ground system. 24-36 10-50
Negative Coefficient Thermistor Measures engine coolant temperature to provide data to the engine control unit 24-36 20-50
Negative Crankcase Ventilation Removes harmful vapors from the crankcase 6 25
Neon Lightning Bolt An LED-based accent lighting system that creates a ‘lightning bolt’ effect on the exterior of the vehicle. Not Applicable 50-200
Neoprene Hoses Flexible rubber-based hoses used for various fluid and air transport applications in the vehicle 24-48 10-50
Neutral Interlock Prevents the vehicle from being started unless the transmission is in neutral or park. Not Applicable 20-100
Neutral Safety Switch Prevents the engine from starting in gear 12 25
Nickel-Metal Hydride (NiMH) Battery Rechargeable battery used in hybrid and electric vehicles 48-72 500-2000
Nitride Coatings Enhances surface hardness and wear resistance of engine and drivetrain components. 24 $100-$300
Nitrogen Oxide (NOx) Sensor Measures levels of nitrogen oxides in the exhaust to monitor and control emissions. 12 150-300
Nitrogen Purge Removes oxygen from the fuel system 6 50
Nitrogen-Filled Shock Absorbers Provides a more consistent damping response and improved temperature stability. 36 $200-$500
Nitrogen-Filled Tires Improve tire performance and longevity 12 0
Nitrous Oxide Injection System Provides a temporary boost of power by injecting nitrous oxide into the engine N/A 500-5000
Noise and Vibration Harshness (NVH) Insulation Reduces unwanted noise and vibration in the vehicle’s cabin 48-72 100-500
Noise Isolator Reduces the transmission of unwanted vibrations and noise from the drivetrain to the vehicle’s cabin. 24-36 50-200
Noise-Cancelling Speaker System Actively reduces unwanted cabin noise through phase-inverted sound waves. 12 $500-$1,000
Noise-Insulating Material Reduces transmission of unwanted sounds into the vehicle cabin. 24 $50-$200
Non-Asbestos Organic (NAO) Brake Pads Brake pads made from a non-asbestos, organic material blend. 12-24 30-100
Non-Contact Sensor Detects the presence, position, or movement of an object without physical contact. No scheduled maintenance 50-200
Notch Filter Reduces or eliminates a specific range of unwanted frequencies from a signal. No scheduled maintenance 20-50
Nozzle Directs the flow of fluid or gas 12 20
Nozzle Cleaning Kit Allows for the cleaning and maintenance of fuel injector nozzles N/A 20-50
Nozzle Heater Heats the fuel injector nozzles to improve fuel atomization and combustion efficiency. 12-24 50-150
Number Plate Lamp Illuminates the vehicle’s rear license plate for visibility and legal compliance. 24-36 10-30
Numeric Odometer Electronically displays the vehicle’s total distance traveled Lifetime N/A
Nut Bolt Fastens components together 6 0.50
Nut, Lock A type of nut with a built-in locking mechanism to prevent it from loosening over time. Not Applicable 0.50-5
NVH Damper Reduces noise, vibration, and harshness 24 75
Nylon Bushings Reduce friction and wear in suspension components 12 10
Nylon Engine Cover Lightweight, durable cover that protects the engine compartment. 36 $50-$150
Nylon Fuel Line Flexible, corrosion-resistant fuel delivery conduit. 60 $20-$50
Nylon Radiator Hoses Durable, flexible hoses used to circulate coolant through the engine and radiator 48-72 20-100
Nylon Radiator Overflow Bottle Holds and contains coolant overflow from the radiator. 48 $30-$80

Descriptions

Nacelle
A streamlined housing that encloses the drive train and generator of a wind turbine. It is designed to protect these components from the elements and reduce noise.
Nacelle Strut
A structural component that connects the nacelle to the vehicle’s frame, providing stability and reducing vibrations transmitted to the cabin.
Nameplate
A metal or plastic label that displays the manufacturer’s information about the car.
Nanomaterial Coatings
Advanced coatings that utilize nanoscale materials to improve the wear resistance, corrosion protection, and other surface properties of various automotive components, leading to improved performance and extended lifespan.
Navigational Control Unit
Integrates GPS, vehicle speed, and other sensor data to calculate vehicle position, provide turn-by-turn directions, and enable automated driving features.
Neck Seal
A gasket that seals the connection between the engine block and cylinder head, maintaining oil pressure and preventing leaks.
Negative Battery Cable
The cable that provides the return path for the electrical current, ensuring proper functioning of the vehicle’s electrical components.
Negative Coefficient Thermistor
Uses a temperature-sensitive resistor that decreases in resistance as temperature increases, allowing the engine control unit to monitor and adjust engine operation accordingly
Negative Crankcase Ventilation
A system that draws in fresh air and uses engine vacuum to remove potentially harmful combustion byproducts and oil vapors from the engine’s crankcase, helping to maintain engine cleanliness and efficiency.
Neon Lightning Bolt
A decorative lighting feature that adds a unique, stylized appearance to the car’s exterior design.
Neoprene Hoses
Durable, oil-resistant, and temperature-tolerant material suitable for use in engine compartments, HVAC systems, and other areas exposed to harsh conditions
Neutral Interlock
A safety mechanism that ensures the vehicle cannot be accidentally started in gear, reducing the risk of unintended movement.
Neutral Safety Switch
A safety switch that prevents the engine from starting when the transmission is not in neutral. This helps prevent the vehicle from accidentally lurching forward or backward when started.
Nickel-Metal Hydride (NiMH) Battery
Stores energy in the form of hydrogen absorbed within a metal alloy, providing a reliable power source for the vehicle’s electrical systems and electric motor
Nitride Coatings
Thin, durable coatings applied to critical engine and transmission parts to improve their durability and lifespan under high-stress conditions.
Nitrogen Oxide (NOx) Sensor
Helps the engine control unit optimize fuel injection and ignition timing to reduce harmful nitrogen oxide emissions and meet environmental regulations.
Nitrogen Purge
A process of flushing the fuel system with nitrogen gas to remove any residual oxygen. This helps prevent the formation of corrosion and helps maintain the integrity of the fuel system components.
Nitrogen-Filled Shock Absorbers
Shock absorbers filled with nitrogen gas instead of air, offering more consistent performance and reduced sensitivity to temperature changes.
Nitrogen-Filled Tires
Tires filled with nitrogen gas instead of regular air. Nitrogen-filled tires maintain pressure better, run cooler, and are less susceptible to oxidation, improving overall tire performance and lifespan.
Nitrous Oxide Injection System
Injects a mixture of nitrous oxide and fuel into the engine, resulting in increased combustion and horsepower output for short bursts of acceleration
Noise and Vibration Harshness (NVH) Insulation
Specialized sound-dampening materials, such as foam, rubber, or fiberglass, installed in the doors, floor, and other areas to improve overall passenger comfort and refinement
Noise Isolator
A rubber or elastomeric component that absorbs and dampens vibrations, improving the overall comfort and refinement of the ride.
Noise-Cancelling Speaker System
An advanced audio system that uses microphones to detect unwanted noises, then generates inverse sound waves to effectively cancel them out, resulting in a quieter cabin environment.
Noise-Insulating Material
Specialized sound-deadening materials, such as foam, mass-loaded vinyl, or acoustic damping sheets, installed in strategic locations to block or absorb exterior and mechanical noises.
Non-Asbestos Organic (NAO) Brake Pads
Brake pads that provide improved braking performance, reduced noise, and lower brake dust production compared to traditional asbestos-based pads.
Non-Contact Sensor
Uses technologies like optical, electromagnetic, or ultrasonic sensing to monitor things like door position, fluid levels, or wheel speed without mechanical linkages.
Notch Filter
Helps remove unwanted noise or vibrations from the engine, drivetrain, or other vehicle systems to improve ride quality and NVH performance.
Nozzle
A device that is attached to the end of a hose, pipe, or other conduit and is designed to control the direction, velocity, and/or dispersion of a fluid or gas as it exits the conduit.
Nozzle Cleaning Kit
Includes various tools and solutions to remove deposits and restore proper fuel atomization for improved engine performance and efficiency
Nozzle Heater
An electrical component that warms the fuel injector nozzles, enhancing the fuel spray pattern and engine performance, especially in cold weather conditions.
Number Plate Lamp
A small light fixture mounted near the rear license plate that ensures the plate is properly illuminated for nighttime driving.
Numeric Odometer
Solid-state digital odometer that accurately tracks mileage without mechanical components that can wear out over time
Nut Bolt
A type of threaded fastener consisting of a square or hexagonal block with a central hole that is screwed onto the threaded end of a bolt to securely join two or more parts.
Nut, Lock
A specialized nut that uses a deformable nylon insert or similar feature to create friction and resist vibration-induced loosening.
NVH Damper
A device used to absorb and dampen undesirable vibrations, noise, and harshness in a vehicle’s components, improving ride quality and reducing wear and tear on the vehicle’s structure.
Nylon Bushings
Bushings made of nylon, a strong and durable synthetic polymer, that are used in various suspension components to allow for smooth articulation and reduce wear and tear on surrounding parts.
Nylon Engine Cover
A molded plastic or composite cover that shields the engine and related components from the elements, while also contributing to a clean, finished appearance in the engine bay.
Nylon Fuel Line
A plastic or composite fuel line that is less prone to degradation and cracking compared to traditional rubber hoses, ensuring reliable fuel supply to the engine.
Nylon Radiator Hoses
Resistant to heat, chemicals, and abrasion, providing reliable fluid transport in the vehicle’s cooling system
Nylon Radiator Overflow Bottle
A plastic reservoir that collects excess coolant when the system heats up, preventing spills and overflow issues.

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