NATIONAL SX-5CF4 Generator Drive End Bearing Electrical Lu LN7

( Brand: National ), ( Type: Generator Drive End Bearing ), ( Placement On Vehicle: Electrical Charging Starting Alternator / Generator ), ( Manufacturer Part Number: SX-5CF4 ), ( Item Length: 2.060 ), ( Manufacturer Warranty: 1 Year ), ( Ipn: C848 26-27 ), ( Compatible Model: Ln7 ), ( Compatible Year: 1983 1982 ), ( Core Charge: Free No Core Charge ), ( Fitment Type: Direct Replacement ), ( Bundle Description: 1 Pc Genuine National Generator Drive End Bearing )

Review NATIONAL Generator Drive End Bearing Mercury Ln7 Electrical Lu fits 1982–1983

National SX-5CF4 Generator Drive End Bearing for Mercury LN7 Electrical LUs (1982-1983)

The National SX-5CF4 Generator Drive End Bearing is an essential component designed specifically for Mercury LN7 Electrical LUs manufactured between 1982 and 1983. This high-quality bearing is engineered to provide reliable and efficient performance, ensuring the smooth operation of your generator.

This particular bearing model, SX-5CF4, is a pre-lubricated, sealed unit. It features a heavy-duty, chrome steel shaft and an outer diameter of 1.5 inches. The inner race is made from high-strength steel, while the rollers are precision-machined from hardened steel. The rollers are supported by a cage made from a fiber glass-reinforced composite material, which is both lightweight and durable.

The seal on this bearing is a labyrinth seal, designed to prevent contaminants from entering the bearing while allowing lubrication to flow in. The seal also helps to maintain the pre-lubricated grease within the bearing, which reduces the need for frequent maintenance.

The National SX-5CF4 Generator Drive End Bearing is easy to install, and it comes with all necessary installation hardware. This includes an O-ring seal and a set of mounting bolts. The O-ring seal helps to maintain the integrity of the seal system, preventing any potential leaks.

This bearing is manufactured to meet or exceed the original equipment manufacturer's specifications. It is backed by a one-year warranty against defects in materials and workmanship. By choosing the National SX-5CF4 Generator Drive End Bearing, you can enjoy peace of mind knowing that you have a high-quality, reliable component that will keep your Mercury LN7 Electrical LU running at its best.

Pros and Cons of Buying a National SX-5CF4 Generator Drive End Bearing for a 1982-1983 Mercury LN7 Electrical System

The National SX-5CF4 generator drive end bearing is a critical component of the electrical system in certain Mercury LN7 engines from 1982 to 1983. This article aims to provide an unbiased analysis of the potential advantages and disadvantages of purchasing this particular bearing for your vehicle.

1. OEM Compatibility: The SX-5CF4 bearing is manufactured by National, which is a well-known and trusted OEM (Original Equipment Manufacturer) supplier for automotive parts. This ensures a perfect fit and reliable performance.

2. Durability: National's reputation for producing high-quality parts translates to the SX-5CF4 bearing, which is designed to last long under heavy engine usage.

3. Reduced Vibration: A worn-out or faulty drive end bearing can cause significant vibration and noise, negatively impacting the driving experience. Replacing it with a new one, like the SX-5CF4, can result in a smoother and quieter engine operation.

4. Preventing Further Damage: A failing drive end bearing can lead to more extensive and costly repairs if left unattended. By addressing the issue with a new bearing, you can prevent potential damage to other components and save money in the long run.

1. Cost: Replacing a generator drive end bearing, like the SX-5CF4, can be a significant investment. While the cost is justified by the reliability and durability of the part, it may still be a limiting factor for some budget-conscious consumers.

2. Installation Complexity: Installing the SX-5CF4 bearing may require some mechanical skills and knowledge. If you're not comfortable working on your vehicle, it might be best to consult a professional mechanic or consider paying for a professional installation.

3. Potential for Other Issues: Sometimes, a failing drive end bearing can be a symptom of a larger issue within the electrical system or engine. While the SX-5CF4 bearing itself is a reliable solution, it's essential to consider the possibility of other underlying problems and address them accordingly.

The National SX-5CF4 generator drive end bearing is an excellent choice for those seeking a reliable and durable replacement part for their 1982-1983 Mercury LN7 electrical system. Its OEM compatibility, durability, and potential for reducing vibration make it a worthwhile investment for ensuring optimal engine performance. However, the cost and potential installation complexity may deter some consumers. Ultimately, the decision to purchase the SX-5CF4 bearing should be based on your confidence in your mechanical abilities, budget, and the condition of your vehicle's electrical system.

If you're experiencing issues with your vehicle's generator drive end bearing and are confident in your mechanical skills, the National SX-5CF4 bearing is an excellent choice for a reliable and durable replacement. However, if you're unsure of your abilities or have concerns about the cost, it's recommended that you consult a professional mechanic for advice and assistance.

Details:

part #: sx5cf4 price

• $16.67

specifications addedclutch:

• for makes: Mercury
• for years: 1982-1983
• brand: National
• type: Generator Drive End Bearing
• placement on vehicle: Electrical Charging Starting Alternator / Generator
• manufacturer part number: SX-5CF4
• item length: 2.060
• manufacturer warranty: 1 Year
• interchange part number: C848 26-27
• compatible model: Ln7
• compatible year: 1983 1982
• core charge: Free No Core Charge
• fitment type: Direct Replacement
• bundle description: 1 Pc Genuine National Generator Drive End Bearing

payments addedclutch:

• credit card: Diners-club
• other
• wallet: Paypal

shipping addedclutch:

• service: Standard, Expedited
• type: Fixed
• cost: $0.00
• transit: 3-6 Days
• class: Standard, Expedited

returns addedclutch:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

seller addedclutch:

• # reviews: 598924
• city: Indianapolis, Indiana
• rating: 99.2%

offer addedclutch:

• sold: 0
• availability: In Stock
• quantity: 5
• options: Ship-to-home
• started: November 30, 2025

general addedclutch:

• condition: New
• Transmission Drivetrain > Clutch Parts Kits > Additional Clutch Parts

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