NTN UCF309JD1 Flange Mount Ball Bearing Unit Square Bor Unit. 4-BOLT Flange. 45MM

( Brand: Ntn ), ( Part Type: Bearing Flange Mount Unit ), ( Additional Information: New Open Box, Quantity 1 ), ( Manufacturer Part Number: UCF309JD1 ), ( Item Capacity: 4-bolt Square Flange. 45mm Bore. )

Review NTN Flange mount Ball Bearing Unit. 4-bolt Square Flange. 45mm Bor

The Ntn Ucf309jd1 Flange-Mount Ball Bearing Unit is a robust and reliable solution for power transmission applications that require high precision and rigidity. This ball bearing unit is designed with a 4-bolt square flange and a 45mm bore diameter, making it suitable for a wide range of machinery and equipment.

The unit features high-quality, deep-groove ball bearings that ensure efficient load distribution and minimal friction. These bearings are encased in a robust and durable housing made of steel or other suitable materials, providing exceptional strength and rigidity. The flange-mount design allows for easy installation and secure attachment to the machinery or equipment, while the 4-bolt mounting configuration offers additional stability and vibration damping.

The Ntn Ucf309jd1 Ball Bearing Unit is designed to operate in harsh environments and can handle heavy loads. Its precision-machined components ensure accurate alignment and minimal play, resulting in smooth and quiet operation. The bearing units are also sealed to protect against contaminants and maintain lubrication, increasing their lifespan and reducing the need for frequent maintenance.

This ball bearing unit is suitable for use in a variety of industries, including manufacturing, mining, oil and gas, and power generation. It is an ideal choice for applications that require high precision, rigidity, and load capacity, such as pumps, compressors, conveyors, and generators. The Ntn Ucf309jd1 Flange-Mount Ball Bearing Unit is a reliable and cost-effective solution for power transmission applications, offering exceptional performance and durability.

The Ntn UCF309JD1 is a flange-mount ball bearing unit with a 4-bolt square flange and a 45mm bore. This type of unit is commonly used in industrial applications for rotating machinery. Here are some pros and cons of buying this particular model:

1. High precision and accuracy: Ntn is known for manufacturing high-quality bearings with tight tolerances, ensuring precise and reliable operation.

2. Robust design: The flange-mount design provides additional rigidity and stability, making it suitable for heavy-duty applications.

3. Easy installation: The 4-bolt square flange design allows for quick and easy installation, reducing downtime and maintenance costs.

4. Excellent load capacity: The ball bearing unit can support high loads, making it ideal for use in applications where heavy loads are common.

5. Low maintenance: Ball bearings typically have a longer service life compared to other types of bearings, requiring less frequent maintenance.

1. Higher cost: Compared to other types of bearings, such as roller bearings, ball bearings can be more expensive.

2. Limited speed capability: Ball bearings are not suitable for high-speed applications due to the contact between the balls and raceways, which can generate heat and increase friction.

3. Limited size availability: The Ntn UCF309JD1 is available in a specific size, and other sizes may not be readily available from the same manufacturer, requiring the purchase of a different model.

The Ntn UCF309JD1 flange-mount ball bearing unit is a high-precision and robust solution for industrial applications requiring heavy loads and easy installation. Its advantages include high accuracy, easy installation, excellent load capacity, and low maintenance. However, its higher cost, limited speed capability, and limited size availability are potential drawbacks.

If your application requires a heavy load, easy installation, and a high degree of precision, then the Ntn UCF309JD1 flange-mount ball bearing unit is an excellent choice. However, if cost is a concern, or if your application requires high speeds or a different size, then you may want to consider other types of bearings or models from different manufacturers.

part # ucf309jd1 price

• $231.00

specifications cncmano:

• brand: Ntn
• part type: Bearing Flange Mount Unit
• additional information: New Open Box, Quantity 1
• manufacturer part number: UCF309JD1
• item capacity: 4-bolt Square Flange. 45mm Bore.

returns cncmano:

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

general cncmano:

• condition: New Open box
• Business Industrial > CNC, Metalworking Manufacturing > Other CNC, Metalworking Manufacturing

seller cncmano:

• rating: 97.6%
• # reviews: 64286

offer cncmano:

• options: Ship-to-home
• started: March 27, 2025
• availability: In Stock
• best offers: True
• quantity: 1
• sold: 0

payments cncmano:

• other
• credit card: Mastercard
• wallet: Apple-pay

shipping cncmano:

• service: FedEx Ground or FedEx Home Delivery
• carrier: FedEx
• class: Standard
• cost: $40.88
• type: Calculated
• transit: 4-9 Days

Ntn UCF309JD1 Is Similar To:

• Ntn Ucf208d1 4-bolt Flange 400 Mm Shaft Setscrew Locking Collar Sealed (39.7% similar) $62.06–$107.53. (October 1st, 2025)