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EZOHigh-Precision Radial Ball Bearings

EZO Miniature Ball Bearing: R4, Open, 1/4 in Bore, 5/8 in OD, 0.196 in Wd

The EZO Miniature Ball Bearing: R4 is a high-precision radial ball bearing with an inch system of measurement. It features a 1/4 in bore, 5/8 in OD, and 0.196 in width, with a stainless steel ring and an open design…

SKU 3G-OTH-101407

Brand
EZO
Item
Miniature Ball Bearing: R4, Open, 1/4 in Bore, 5/8 in OD, 0.196 in Wd
Category
High-Precision Radial Ball Bearings
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Technical Specifications

EZO
Manufacturer Part Number
SR4 A3MC3AF2
Type
Open, Stainless Steel Ring
Bore
1/4 in
OD
5/8 in
Wd
0.196 in
System of Measurement
Inch
Bearing Industry Number
R4
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EZO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The EZO Miniature Ball Bearing: R4 is a high-precision radial ball bearing with an inch system of measurement. It features a 1/4 in bore, 5/8 in OD, and 0.196 in width, with a stainless steel ring and an open design. The manufacturer part number is SR4 A3MC3AF2, and the bearing industry number is R4.

Frequently Asked Questions

What is the EZO R4 miniature ball bearing used for?

The EZO R4 miniature ball bearing is used in precision instruments, medical devices, robotics, and small electric motors where low friction and high accuracy are required. Its stainless steel ring provides corrosion resistance, making it suitable for clean or mildly corrosive environments.

What are the specifications of the EZO R4 miniature ball bearing?

The EZO R4 miniature ball bearing has a 1/4 in bore, 5/8 in OD, and 0.196 in width. It uses an inch system of measurement, has an open design, and a stainless steel ring. The bearing industry number is R4, and the manufacturer part number is SR4 A3MC3AF2.

Where to buy the EZO R4 miniature ball bearing worldwide?

You can source the EZO R4 miniature ball bearing through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

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

To select the correct EZO miniature ball bearing, match the bore, OD, and width to your housing and shaft dimensions. Consider load, speed, and environmental factors. For the R4, use a 1/4 in shaft and 5/8 in housing bore. Open bearings suit clean, dry applications.

Used in

Common applications for EZO
Medical instruments — EZO stainless steel miniature ball bearings (e.g., 692XHZZP6MC3AF2) in dental handpieces and surgical tools
Precision encoders — EZO flanged bearings (e.g., F685HZZP6MC3SRL) for optical encoder shafts requiring axial location
Small electric motors — EZO radial ball bearings (e.g., 686HZZP6MC3SRL) in miniature DC motors and servo actuators
Instrumentation — EZO high-clearance bearings (e.g., SFR2-5 A3MC3AF2) in flow meters and pressure sensors
Robotics — EZO inch-series bearings (e.g., SR188ZZA3MC3SRL) in compact joint modules and end-effectors
Aerospace actuators — EZO corrosion-resistant bearings (e.g., SFR166ZZA3MC3AF2) in control surface linkages

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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