TIMKEN 3478 Tapered Roller Bearing Cone Nos

( Brand: Timken ), ( Manufacturer Part Number: 3478 ), ( Part Type: Roller Bearing ), ( Compatible Equipment Make: Universal ), ( Country Of Origin: United States ), ( California Prop 65 Warning: Yes )

Review TIMKEN Tapered Roller Bearing Cone Nos Free Shipping

The Timken 3478 Tapered Roller Bearings are precision engineered components designed for heavy-duty industrial applications. These bearings come in cone nos (cone nos. being a shorthand for cone and collar) configuration, making them suitable for use in tapered roller bearing applications where a fixed outer diameter is required.

The 3478 bearings feature high-quality, heat-treated steel raceways. These raceways are precision machined to ensure smooth rolling of the tapered rollers, even under heavy loads. The rollers themselves are made of chrome steel, providing excellent strength and durability. The bearing's rollers are also self-aligning, ensuring proper alignment of the shaft and housing, even during operation.

The bearings are designed to operate in both radial and thrust loads, making them ideal for applications where both types of loads are present. The conical shape of the inner ring allows for easy adjustment and alignment of the bearing, while the collar provides additional support and rigidity.

The Timken 3478 bearings come with an integral seal that provides effective exclusion of contaminants, helping to ensure the longevity of the bearing. The seals are designed to withstand the high operating temperatures and pressures typically encountered in industrial applications.

These bearings are available in various sizes and configurations to meet the specific requirements of different applications. The precise dimensions and tolerances ensure a perfect fit and excellent performance in the application. The bearings are also interchangeable with comparable bearings from other leading manufacturers, providing flexibility and convenience for maintenance and replacement.

The Timken 3478 Tapered Roller Bearings are known for their high performance, reliability, and durability. They are designed to operate in demanding environments and can handle heavy loads and high speeds. With their superior quality and advanced design features, these bearings are an excellent choice for any industrial application where reliable and efficient operation is essential.

Timken 3478 tapered roller bearings are commonly used in various industrial applications due to their robust design and high load capacity. However, like any other industrial component, they come with their own set of advantages and disadvantages.

1. High Load Capacity: These bearings are known for their ability to handle heavy loads, making them suitable for use in heavy-duty machinery and equipment.

2. Long Service Life: The Timken 3478 bearings have a long service life due to their high-quality materials and precise manufacturing.

3. Good Load Capacity at Both Ends: These bearings can carry heavy loads both at the inner and outer races, making them ideal for applications where high radial and axial loads are present.

1. Complexity: These bearings are more complex than other types of bearings, such as ball bearings, due to their tapered roller design. This complexity can make them more difficult to install and maintain.

2. Higher Cost: The Timken 3478 bearings are more expensive than other types of bearings due to their complex design and high load capacity.

3. Require Proper Alignment: These bearings require proper alignment to function effectively. Misalignment can lead to premature failure and increased maintenance costs.

Timken 3478 tapered roller bearings offer several advantages, including high load capacity, long service life, and good load capacity at both ends. However, they also come with some disadvantages, such as complexity, higher cost, and the requirement for proper alignment.

If you require bearings that can handle heavy loads and have a long service life, then Timken 3478 tapered roller bearings are a good option. However, you should be prepared for the additional complexity and higher cost associated with these bearings. Proper installation, alignment, and maintenance are also crucial to ensure their effective operation and to maximize their service life.

Details:

Timken 3478 Tapered Roller Bearing Cone - NOS FREE SHIPPING, SLF-15-BOX27-20, Product is in good condition, may develop dust, rust, or fingerprints from sitting for a long period of time.

part #: 3478 prices

• $24.99-$44.10

specifications tractoheavy:

• brand: Timken
• mpn: 3478
• part type: Roller Bearing
• compatible equipment make: Universal
• country of origin: United States
• california prop 65 warning: Yes

shipping tractoheavy:

• transit: 3-7 Days
• cost: $0.00
• service: USPS Ground Advantage, USPS Priority Mail
• carrier: USPS
• class: Standard, Expedited
• type: Calculated

offer tractoheavy:

• availability: In Stock
• best offers: True
• started: January 28, 2026
• quantity: 1
• options: Ship-to-home
• sold: 0

returns tractoheavy:

• time: 30 Days
• method: Money back
• paid by: Buyer
• policy: Returns Accepted

general tractoheavy:

• condition: New Open box
• Heavy Equipment, Parts Attachments > Heavy Equipment Parts Accessories > Other Heavy Equipment Parts Accessories

seller tractoheavy:

• rating: 99.9%
• city: Hartland, Wisconsin
• # reviews: 21738

payments tractoheavy:

• other
• credit card: Discover
• wallet: Paypal

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