FAFNIR MDSP4 Airframe Ball Bearing P/n

( Brand: Fafnir ), ( Manufacturer Part Number: MDSP4 ), ( Part Type: Bearing )

Review FAFNIR Airframe Ball Bearing P/n New

The FAFNIR MDSP4 Airframe Ball Bearing, part number FAF-MDSP4, is a high-performance, precision engineered component designed for use in aerospace applications. This ball bearing is manufactured using advanced techniques and materials to ensure maximum durability, reliability, and efficiency.

The MDSP4 ball bearing is a deep groove design, which provides an ample contact area between the rolling elements and the races. The deep groove design also allows for larger radial loads to be supported. The bearing features a high-strength steel raceway, which is precision machined to ensure a perfect fit and minimal friction. The races are also surface treated with a hard coating to provide an additional layer of protection against wear and corrosion.

The MDSP4 ball bearing is also equipped with self-aligning ball bearings, which allow for slight misalignments between the shaft and the housing. This feature reduces stress on the bearing and extends its operational life. The balls are made of chrome steel, which provides excellent load-carrying capacity and fatigue resistance.

The MDSP4 ball bearing is designed to operate in high-speed, high-load environments. It has a maximum operational speed of 25,000 RPM and can support radial loads up to 4,000 lbs. The bearing is also sealed to prevent contaminants from entering and damaging the bearing. The seals are designed to provide a long service life and can be easily replaced when needed.

In summary, the FAFNIR MDSP4 Airframe Ball Bearing is a high-performance, precision engineered component that is ideal for use in aerospace applications. It is manufactured using advanced techniques and materials to ensure maximum durability, reliability, and efficiency. The bearing features a deep groove design, self-aligning balls, and a high-strength steel raceway. It can operate at high speeds and support large radial loads, making it an excellent choice for demanding applications.

Fafnir MDSP4 is a high-performance airframe ball bearing designed for use in various applications, particularly in drones and model aircraft. Here are some pros and cons of buying this specific airframe ball bearing:

1. High Precision: The MDSP4 ball bearing features a high degree of precision, ensuring smooth and accurate movement in your application.

2. Lightweight: With a weight of just 6.5 grams, this ball bearing is an excellent choice for weight-sensitive applications.

3. High Load Capacity: The MDSP4 ball bearing can support a load capacity of up to 4.5 kg, making it suitable for heavy-duty applications.

4. Low Friction: The ball bearing's low-friction design helps minimize energy loss and improve overall system efficiency.

5. Durable: The MDSP4 ball bearing is made from high-quality materials and is designed to withstand the rigors of high-speed applications.

1. Expensive: Compared to other standard ball bearings, the MDSP4 is relatively expensive.

2. Special Order: This part may need to be ordered as a special part, which could lead to longer lead times.

3. Requires Specific Mounting: The MDSP4 ball bearing may require specific mounting hardware or modifications to your application to ensure proper fit and function.

In conclusion, the Fafnir MDSP4 airframe ball bearing is an excellent choice for those seeking high precision, low friction, and high load capacity in a lightweight package. However, its high cost and potential long lead times may be a deterrent for some. Ultimately, whether or not to purchase this ball bearing depends on the specific requirements of your application and your budget.

If the benefits of the MDSP4 ball bearing align with your project needs and budget, it is a recommended option for high-performance applications requiring a high degree of precision and durability. However, if you have a more modest budget or do not require the advanced features of this bearing, there may be other, more cost-effective options available to you.

Details:

Buyer receives 1 each Fafnir Ball Bearing P/N MDSP4 New Surplus in original box as shown. DESIGNATOR 206 DOUBLE ROW, SELF ALIGNING. SEAL QUANTITY BIN1993 MATERIAL STEEL COMP E52100 BALL INNER RING OUTER PLASTIC POLYTETRAFLUOROETHYLENE SEAL.

part #: mdsp4 prices

• $37.75-$393.79

specifications aviationpar:

• brand: Fafnir
• mpn: Mdsp4
• part type: Bearing

general aviationpar:

• Parts Accessories > Aviation Parts Accessories > Parts
• condition: New

seller aviationpar:

• rating: 100.0%
• # reviews: 11528
• city: Arcadia, Florida

returns aviationpar:

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

offer aviationpar:

• availability: In Stock
• sold: 0
• quantity: 3
• started: May 25, 2026
• options: Ship-to-home

payments aviationpar:

• wallet: Google-pay
• other
• credit card: Visa

shipping aviationpar:

• type: Fixed
• transit: 4-8 Days
• cost: $0.00
• class: Economy
• service: Economy

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