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EZOHigh-Precision Radial Ball Bearings

EZO SR3 A3MC3AF2 High-Precision Radial Ball Bearing

The EZO Miniature Ball Bearing: R3 is a high-precision radial ball bearing with an inch system of measurement. It features a 3/16 in bore, 1/2 in OD, and 0.156 in width, with an open design and stainless steel ring…

SKU 3G-OTH-104903

Also listed as: SR3A3MC3AF2 · SR3-A3MC3AF2

Brand
EZO
Item
SR3 A3MC3AF2 High-Precision Radial Ball Bearing
Part Number
SR3 A3MC3AF2
Category
High-Precision Radial Ball Bearings
Available to Order
Also known as:SR3 A3MC3AF2EZO
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

EZO
Manufacturer Part Number
SR3 A3MC3AF2
Type
Open, Stainless Steel Ring
Bore
3/16 in
OD
1/2 in
Wd
0.156 in
System of Measurement
Inch
Bearing Industry Number
R3

Technical Documents

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EZO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The EZO Miniature Ball Bearing: R3 is a high-precision radial ball bearing with an inch system of measurement. It features a 3/16 in bore, 1/2 in OD, and 0.156 in width, with an open design and stainless steel ring (MPN SR3 A3MC3AF2).

Frequently Asked Questions

What is the EZO R3 miniature ball bearing used for?

The EZO R3 miniature ball bearing is used in precision instruments, medical devices, and small electric motors where low friction and high accuracy are required. Its stainless steel ring resists corrosion, making it suitable for clean-room or light-moisture environments.

What are the specifications of the EZO R3 miniature ball bearing?

The EZO R3 is an inch-system radial ball bearing with a 3/16 in bore, 1/2 in OD, and 0.156 in width. It has an open design with a stainless steel ring, bearing industry number R3, and manufacturer part number SR3 A3MC3AF2.

Where to buy the EZO R3 miniature ball bearing worldwide?

3G Electric supplies the EZO R3 miniature ball bearing worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this precision bearing.

How to select the right EZO miniature ball bearing for an application?

Select an EZO miniature ball bearing by matching bore, OD, and width to your housing and shaft dimensions. Consider load, speed, and environment — the R3's stainless steel ring suits corrosion-prone settings. For high precision, verify the bearing industry number R3 matches your requirement.

Used in

Common applications for EZO
Small electric motors — EZO R144 and R155 flanged miniature bearings for rotor support in compact motor housings.
Precision instruments — EZO R166 and R2-6 oil-lubricated bearings for low-torque rotary movement in measuring devices.
Medical and laboratory equipment — EZO 188 and 1810 double-shielded bearings for small pumps, agitators, and sample handling mechanisms.
Optical and encoder assemblies — EZO R1 and R2-5 miniature bearings for precise angular positioning in limited space.
Industrial encoders and tachometers — EZO extended inner ring flanged bearings for shaft mounting where axial location is required.
Aerospace and defense instrumentation — EZO miniature ball bearings in inch dimensions for compact control and guidance subassemblies.
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EZO Products

3G Electric supplies EZO high-precision radial ball bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

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This inch-system radial ball bearing features an open design with a stainless steel ring. With a 1/16 in bore, 3/16 in OD, and 0.078 in width, it is suited for applications requiring low friction and precise rotation, such as in small instruments and light machinery
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This inch-system radial ball bearing features a 1/8 in bore, 5/16 in OD, and 0.109 in width. It has an open design with a stainless steel ring, suitable for applications requiring low friction and high speed in compact assemblies

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