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EZO Miniature Ball Bearing: R166, Dbl Shield, 3/16 in Bore, 3/8 in OD, 0.125 in Wd - High-Precision Radial Ball Bearings
EZOHigh-Precision Radial Ball Bearings

EZO Miniature Ball Bearing: R166, Dbl Shield, 3/16 in Bore, 3/8 in OD, 0.125 in Wd

The EZO R166 is a high-precision radial ball bearing with an inch system of measurement, featuring a 3/16 in bore, 3/8 in OD, and 0.125 in width. It is double-shielded, rated for a maximum temperature of 302°F, and…

SKU 3G-OTH-101364

Brand
EZO
Item
Miniature Ball Bearing: R166, Dbl Shield, 3/16 in Bore, 3/8 in OD, 0.125 in Wd
Category
High-Precision Radial Ball Bearings
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Technical Specifications

EZO
Manufacturer Part Number
SR166ZZA3MC3SRL
Type
Dbl Shield
Bore
3/16 in
OD
3/8 in
Wd
0.125 in
Max Temp
302°F
System of Measurement
Inch
Bearing Industry Number
R166
View Full Spec Sheet

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

Product Description

The EZO R166 is a high-precision radial ball bearing with an inch system of measurement, featuring a 3/16 in bore, 3/8 in OD, and 0.125 in width. It is double-shielded, rated for a maximum temperature of 302°F, and identified by the manufacturer part number SR166ZZA3MC3SRL.

Frequently Asked Questions

What is the EZO R166 miniature ball bearing used for?

The EZO R166 is a high-precision radial ball bearing designed for applications requiring compact size and low friction, such as small motors, instrumentation, and precision machinery. Its double-shielded design protects against contaminants, making it suitable for clean-room or light-industrial environments.

What are the specifications of the EZO R166 bearing?

The EZO R166 has a 3/16 in bore, 3/8 in OD, and 0.125 in width. It is double-shielded, rated for a maximum temperature of 302°F, and uses an inch system of measurement. The bearing industry number is R166, and the manufacturer part number is SR166ZZA3MC3SRL.

Where to buy the EZO R166 bearing worldwide?

3G Electric supplies the EZO R166 bearing to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this high-precision radial ball bearing.

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

To select the correct EZO bearing, match the bore, OD, and width to your shaft and housing dimensions. Consider load, speed, and temperature requirements—the R166 is rated for 302°F max. For shielded or sealed options, consult your application's contamination exposure. 3G Electric can help interpret your needs.

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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