NSK BALL SCREW SUPPORT BEARING 70 BNR 10

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NSK BALL SCREW SUPPORT BEARING 70 BNR 10

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MOQ : 1 Piece

NSK BALL SCREW SUPPORT BEARING 70 BNR 10 Specification

Weight
Approx. 0.92 kg

Thickness
20 mm

Material
High-grade Steel

Ball Bearing Type
Angular Contact Ball Bearing

Structure
Single Row Angular Contact

Seals Type
Open/Sealed (as required)

Number Of Rows
Single

Bore Size
70 mm

Outside Diameter
110 mm

Limiting Speed
7300 rpm

Load Capacity
Heavy Duty (Specific values depend on application)

Inner Diameter
70 mm

Application
Ball Screw Support, CNC Machines, Automation Equipment

Temperature Range
-30C to +110C

Part Number
70BNR10

Cage Material
Phenolic Resin

Lubrication
Pre-lubricated/Relubrication possible

Dynamic Load Rating (Cr)
38.5 kN

Precision Class
P4 (ABEC-7)

Mounting
Back-to-Back or Face-to-Face Arrangement

Static Load Rating (Cor)
56.5 kN

Contact Angle
35

NSK BALL SCREW SUPPORT BEARING 70 BNR 10 Trade Information

Minimum Order Quantity
1 Piece

Supply Ability
1000 Pieces Per Month

Delivery Time
1 Days

About NSK BALL SCREW SUPPORT BEARING 70 BNR 10

NSK BALL SCREW SUPPORT BEARING 70 BNR 10

Bearing bore diameter

BNR10S (18, steel ball)

BNR10S (18, ceramic ball)

Preload

Axial Rigidity

Preload

Axial Rigidity

Preload

Axial Rigidity

Preload

Axial Rigidity

Preload

Axial Rigidity

Preload

Axial Rigidity

(N)

(N/µm)

(N)

(N/µm)

(N)

(N/µm)

(N)

(N/µm)

(N)

(N/µm)

(N)

(N/µm)

230

505

125

260

110

578

147

Engineered for Precision and Durability

The NSK 70 BNR 10 ball screw support bearing, crafted from high-grade steel and phenolic resin, achieves exceptional accuracy thanks to its P4 (ABEC-7) precision class. This bearing is built to sustain heavy loads, maintaining operability in high-speed, critical CNC and automation settings.

Versatile Application for Industrial Demands

Built with a robust design, this bearing is suited for versatile applications, including ball screw support in CNC machinery and advanced automation equipment. Its dependable performance and ability to operate within a -30C to +110C temperature range make it a trusted choice for Indian distributors, importers, and suppliers.

Optimal Mounting and Customization Options

With options for open or sealed types and the flexibility to mount in back-to-back or face-to-face arrangements, the NSK 70 BNR 10 adapts to varied operational requirements. Pre-lubrication ensures maintenance efficiency, and relubrication remains possible to extend functional life.

FAQs of NSK BALL SCREW SUPPORT BEARING 70 BNR 10:

Q: How should the NSK 70 BNR 10 bearing be mounted for optimal performance?

A: The bearing can be mounted in either a back-to-back or face-to-face arrangement, depending on the stiffness and load direction required by your application. Proper mounting ensures maximum load capacity and stability, especially in CNC and automation equipment.

Q: What is the recommended process for relubricating this bearing?

A: Although the NSK 70 BNR 10 is pre-lubricated, relubrication can be performed if needed. It is advisable to use compatible grease and follow standard bearing maintenance procedures at intervals determined by operational conditions to enhance longevity and efficiency.

Q: When is it necessary to choose the sealed version over the open type?

A: The sealed version should be selected in environments exposed to contaminants like dust or coolant, commonly found in CNC or automation applications. Sealed bearings retain lubrication better and offer improved protection, reducing maintenance frequency.

Q: Where can I source the NSK 70 BNR 10 bearing in India?

A: This bearing is available through authorized distributors, importers, and suppliers across India. Ensure you purchase from reputable sources to guarantee product authenticity and receive proper technical support.

Q: What are the main benefits of using high-grade steel and phenolic resin in this bearing?

A: High-grade steel provides robust structural integrity and a long service life, while the phenolic resin cage ensures reduced weight, low friction, and enhanced performance even at high speedsmaking the unit suitable for heavy-duty, precision applications.

Q: How does the 35 contact angle enhance bearing performance?

A: A 35 contact angle increases axial rigidity and facilitates efficient handling of both radial and axial loads, improving accuracy and reliability for high-precision applications such as ball screw supports in CNC machines.

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