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NTN Ball Screw Support Bearing: 20X47, 1 Row, 60°, Open, ABEC 7, Thermoplastic Cage - Angular Contact Thrust Bearings for Ball Screws
NTNAngular Contact Thrust Bearings for Ball Screws

NTN Ball Screw Support Bearing: 20X47, 1 Row, 60°, Open, ABEC 7, Thermoplastic Cage

The NTN Ball Screw Support Bearing: 20X47 is a single, angular contact thrust bearing for ball screws, featuring a 20 mm bore and a 60° contact angle. This open bearing has a thermoplastic cage and is rated ABEC 7…

SKU 3G-OTH-97148

Brand
NTN
Item
Ball Screw Support Bearing: 20X47, 1 Row, 60°, Open, ABEC 7, Thermoplastic Cage
Category
Angular Contact Thrust Bearings for Ball Screws
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Technical Specifications

NTN
Manufacturer Part Number
BST20X47-1BP4
Type
60°, Open, ABEC 7, Thermoplastic Cage
Bore
20 mm
Row
1
Bearing Type
Single Bearing
Contact Bearing Type
Angular Contact
Matched Bearing Type
Not Matched/Single Bearing
System of Measurement
Metric
Bearing Industry Number
20X47
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NTN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The NTN Ball Screw Support Bearing: 20X47 is a single, angular contact thrust bearing for ball screws, featuring a 20 mm bore and a 60° contact angle. This open bearing has a thermoplastic cage and is rated ABEC 7 precision. It is supplied as a single bearing (not matched) under the metric system, with the bearing industry number 20X47 and manufacturer part number BST20X47-1BP4.

Frequently Asked Questions

What is the NTN BST20X47-1BP4 ball screw support bearing used for?

The NTN BST20X47-1BP4 is an angular contact thrust bearing designed to support ball screws in precision linear motion systems. It is commonly used in CNC machine tools, robotics, and industrial automation where high axial rigidity and accuracy are required.

What are the specifications of the NTN BST20X47-1BP4 bearing?

This NTN bearing has a 20 mm bore, 47 mm outer diameter, 60° contact angle, and is rated ABEC 7 precision. It features a thermoplastic cage, is open (unsealed), and supplied as a single, unmatched bearing under metric system designation 20X47.

Where to buy the NTN BST20X47-1BP4 bearing worldwide?

3G Electric supplies the NTN BST20X47-1BP4 bearing worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the correct NTN ball screw support bearing for an application?

Select based on bore size, contact angle, and precision class. The NTN BST20X47-1BP4 suits applications requiring ABEC 7 accuracy and a 60° contact angle for axial load support. Ensure shaft diameter matches the 20 mm bore and that a single, unmatched bearing meets your preload requirements.

Used in

Common applications for NTN
Automotive driveline — NTN tapered roller bearing assemblies (e.g., 4T-30303) for differential and wheel hub applications
Conveyor systems — NTN 4-bolt flange bearings (e.g., UCF211-200D1) for idler rollers and take-up units
Machine tool spindles — NTN duplex angular contact bearings (e.g., ML7006CVDUJ74S) for high-speed precision rotation
Industrial fans — NTN high-temperature radial ball bearings (e.g., 6004FT150) for oven and dryer exhaust systems
Pump drives — NTN radial ball bearings (e.g., 6008LLBC3/L627) for electric motor and pump shaft support
Agricultural equipment — NTN tapered roller bearing cones (e.g., LM29748L) for gearbox and PTO shaft assemblies

NTN Products

3G Electric supplies NTN angular contact thrust bearings for ball screws. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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