NR-311 NAKANISHI KINZOKU

Review NAKANISHI KINZOKU Nr311 Used

The Nakanishi Kinzoku NR-311 is a high-performance precision ball screw nut designed for various industrial applications. This product boasts superior quality and durability, making it an ideal choice for machines that require precise movements and high load capacities.

The NR-311 is made of high-strength alloy steel, ensuring excellent rigidity and resistance to corrosion. Its surface is treated with a hard anodic coating, providing an exceptional level of wear resistance and a smooth running surface. This nut is also equipped with a high-precision ball nut unit, which allows for precise positioning and minimal backlash.

The NR-311 is available in various sizes, ranging from M16 to M56, and can handle maximum loads from 3,500 N to 135,000 N. Its pitch diameter ranges from 36 mm to 218 mm, and its lead length can be customized to meet specific application requirements. This nut is also compatible with a wide range of ball screws, making it a versatile option for various industries.

The NR-311 comes with a built-in nut locking mechanism, ensuring that the nut remains securely in place during operation. It is also designed with a large flange for easy mounting and dismounting. This nut is suitable for both linear and rotary motion applications and can be used in various industries, including robotics, machine tools, packaging machinery, and more.

In summary, the Nakanishi Kinzoku NR-311 is a high-performance precision ball screw nut that offers superior quality, durability, and versatility. Its advanced design and materials make it an ideal choice for industrial applications that require precise movements and high load capacities.

The Nakanishi Kinzoku NR-311, also known as the Nakanishi Precision Bearing Model NR311, is a popular choice for those seeking high-quality ball bearings for their applications. Here are some pros and cons of buying this particular model:

1. High Precision: The NR-311 bearings are known for their high precision, which makes them suitable for applications where minimal friction and maximum accuracy are required.

2. Long Service Life: The bearings are made of high-quality steel and have a precision machined raceway, ensuring a long service life and minimal wear and tear.

3. Low Friction: The bearings have a low coefficient of friction, which allows for smooth operation and reduces the power required to turn the shaft.

4. Wide Range of Applications: The NR-311 bearings are suitable for a wide range of applications, including industrial machinery, robotics, automotive, and aerospace.

5. Good Load Capacity: The bearings have a high load capacity, making them suitable for applications where heavy loads are involved.

1. Expensive: Compared to other ball bearings in the market, the NR-311 bearings can be quite expensive.

2. Limited Availability: The bearings may not be readily available from all suppliers or distributors, which can make sourcing them more difficult and time-consuming.

3. Requires Special Handling: Due to their high precision, the bearings require special handling and storage to prevent damage and ensure their accuracy is maintained.

The Nakanishi Kinzoku NR-311 bearings offer several advantages, including high precision, long service life, low friction, wide range of applications, and good load capacity. However, they can be expensive, have limited availability, and require special handling.

If you are looking for high-precision ball bearings with a long service life and low friction, the Nakanishi Kinzoku NR-311 bearings are an excellent choice. However, you should be prepared to pay a premium price and take special care in handling and storage to ensure their accuracy is maintained. It is recommended to source these bearings from a reputable supplier or distributor to ensure their authenticity and quality.

Details:

Nakanishi Kinzoku NR-311 / nr311 used discontinued by manufacturer, spindle, high-speed, 2um accuracy, 30000rpm. All products are guaranteed to be working but may show signs of use if purchasing a used product. Call to use a shipping service other than the ones listed. Packaging and handling: items are safely eds packaged in custom shipping cartons for protection.

Sells new and surplus product develops channels to purchase such.

specifications buildymat:

• brand: Nakanishi Kinzoku
• mpn: Nr-311

returns buildymat:

• paid by: buyer
• method: money back
• policy: returns accepted
• time: 30 days

shipping buildymat:

• service: standard
• transit: 30-35 days
• class: standard
• type: fixed

payments buildymat:

• wallet: google-pay
• other
• credit card: mastercard

seller buildymat:

• rating: 99.6%
• city: 1 millennium dr, willingboro, nj 08046
• # reviews: 193760

offer buildymat:

• started: march 9, 2026
• options: ship-to-home
• sold #: 7
• availability: in stock
• prices: $447.70–$579.99
• item condition:
  • New
  • Used
• in stock #: 5

general buildymat:

• category: Business & Industrial > Supplies > Building Materials