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NTN Angular Contact Ball Bearing: 7228, 1 Row, 40°, Open, ABEC 1, Brass Cage - Single-Row Angular Contact Bearings
NTNSingle-Row Angular Contact Bearings

NTN Angular Contact Ball Bearing: 7228, 1 Row, 40°, Open, ABEC 1, Brass Cage

The NTN 7228BG is a single-row angular contact ball bearing with a 140 mm bore, open design, and a brass cage. It features a 40° contact angle and is rated ABEC 1 precision. This metric bearing is supplied as a…

SKU 3G-OTH-97117

Brand
NTN
Item
Angular Contact Ball Bearing: 7228, 1 Row, 40°, Open, ABEC 1, Brass Cage
Category
Single-Row Angular Contact Bearings
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Technical Specifications

NTN
Manufacturer Part Number
7228BG
Type
40°, Open, ABEC 1, Brass Cage
Bore
140 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
7228
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NTN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The NTN 7228BG is a single-row angular contact ball bearing with a 140 mm bore, open design, and a brass cage. It features a 40° contact angle and is rated ABEC 1 precision. This metric bearing is supplied as a single, unmatched unit.

Frequently Asked Questions

What is the NTN 7228BG angular contact ball bearing used for?

The NTN 7228BG is a single-row angular contact ball bearing designed to handle combined radial and axial loads in one direction. It is commonly used in machine tool spindles, pumps, compressors, and industrial gearboxes where high speed and precision are required.

What are the specifications of the NTN 7228BG bearing?

The NTN 7228BG is a metric single-row angular contact bearing with a 140 mm bore, 40° contact angle, open design, ABEC 1 precision, and a brass cage. It is supplied as a single, unmatched unit with bearing industry number 7228.

Where to buy the NTN 7228BG bearing worldwide?

3G Electric supplies the NTN 7228BG 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 angular contact bearing for an application?

Select based on bore size, contact angle, cage material, and precision grade. For the NTN 7228BG, the 140 mm bore and 40° contact angle suit high-speed, high-load applications. Ensure the bearing is used as a single unit unless paired with a matched set for duplex mounting.

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 single-row angular contact bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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