ATLAS 28940 Craftsman Lead Screw Bearing 3981

( Brand: Atlas ), ( Manufacturer Part Number: 28940 ), ( Battery Included: No )

Review ATLAS Lead Screw Support Bearing

Atlas 28940 3981 Craftsman Lead Screw Bearing

The Atlas 28940 3981 Craftsman Lead Screw Bearing is an essential component for various machinery and equipment that utilize lead screw systems. This high-quality bearing is engineered to deliver exceptional performance and durability, ensuring reliable operation for extended periods.

The bearing is designed with a precision-machined steel housing, providing a robust and stable foundation for the bearing elements. Its inner and outer races are made from chrome steel, known for their strength and resistance to wear and corrosion. This ensures a long service life even under heavy loads and demanding operating conditions.

The bearing also features a hardened and polished steel ball retainer, which keeps the balls in place and prevents them from coming into direct contact with the raceways. This reduces friction, minimizes wear, and ensures smooth, quiet operation.

The Atlas 28940 3981 Craftsman Lead Screw Bearing comes with a set of pre-lubricated, self-aligning, and high-performance balls. These balls are made from chrome steel, ensuring they can handle the forces and loads placed upon them. The self-aligning feature allows the bearing to compensate for misalignments, reducing stress on the bearing and improving overall system performance.

The pre-lubrication ensures that the bearing is properly lubricated from the moment of installation, reducing the need for frequent maintenance and extending the time between lubrication intervals. The high-performance lubricant used is specifically formulated for long-lasting protection and optimal performance in high-load applications.

This bearing is compatible with various lead screw systems and is suitable for use in a wide range of industries, including woodworking, metalworking, CNC machines, and more. Its large diameter and robust design make it ideal for heavy-duty applications where high loads and demanding operating conditions are common.

In conclusion, the Atlas 28940 3981 Craftsman Lead Screw Bearing is a top-tier component that offers superior performance, durability, and reliability. Its precision-engineered design, high-quality materials, and self-aligning, pre-lubricated balls make it an excellent choice for anyone in need of a dependable lead screw bearing.

Atlas 28940 3981 Craftsman Lead Screw Bearing: A Comprehensive Analysis

The Atlas 28940 3981 Craftsman Lead Screw Bearing is a commonly used replacement part for various applications, particularly in industrial machinery and power tools. This analysis aims to provide an unbiased evaluation of the product's advantages and disadvantages to help potential buyers make an informed decision.

1. High-quality materials: The bearing is made of premium materials, ensuring durability and reliability.

2. Easy installation: It can be easily installed, saving time and effort for users.

3. Compatibility: This bearing is compatible with a wide range of applications, making it a versatile choice.

4. Smooth operation: The bearing ensures smooth and efficient operation, reducing wear and tear on other components.

5. Affordable: Compared to other high-quality bearings, the Atlas 28940 3981 Craftsman Lead Screw Bearing is relatively affordable.

1. Limited brand availability: Atlas bearings may not be as widely available as some other brands, making it harder to find locally.

2. Possible need for additional components: In some cases, additional components may be required for installation, which could add to the overall cost.

3. Size and shape limitations: The bearing comes in specific sizes and shapes, so it may not fit all applications.

4. Manual lubrication: The bearing may require manual lubrication to ensure optimal performance, adding to the maintenance requirements.

The Atlas 28940 3981 Craftsman Lead Screw Bearing offers several advantages, including high-quality materials, easy installation, compatibility, smooth operation, and affordability. However, it also has some disadvantages, such as limited brand availability, potential need for additional components, size and shape limitations, and manual lubrication requirements.

If you are in need of a reliable, high-quality lead screw bearing for your machinery or power tool, the Atlas 28940 3981 Craftsman Lead Screw Bearing is a solid choice. Its advantages outweigh its disadvantages, making it a worthwhile investment for those seeking efficient and durable performance. However, be sure to double-check the compatibility and availability of the bearing before making a purchase.

Details:

Had been sitting for many years and quite dirty. It does have wear, check photos. Cleaned up and ready for new home. Purchased at estate sale from individual who inherited but never used.

History not known.

part #: 28940 price

• $20.00

specifications lathesacc:

• brand: Atlas
• mpn: 28940
• battery included: No

payments lathesacc:

• credit card: Visa
• wallet: Paypal
• other

returns lathesacc:

• policy: No Returns

seller lathesacc:

• rating: 100.0%
• city: Rocklin, California
• # reviews: 497

offer lathesacc:

• options: Ship-to-home
• started: August 12, 2025
• availability: In Stock
• sold: 0
• quantity: 1

shipping lathesacc:

• transit: 4-10 Days
• class: Standard
• cost: $28.00
• service: USPS Ground Advantage
• type: Fixed
• carrier: USPS

general lathesacc:

• Tools Workshop Equipment > Power Tools > Lathes
• condition: Used

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