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EZOHigh-Precision Extended Inner Ring Radial Ball Bearings

EZO Miniature Ball Bearing: R155, Dbl Shield, 5/32 in Bore, 5/16 in OD, 0.125 in Wd

<p>The EZO R155 is a high-precision miniature ball bearing with an extended inner ring, designed for applications requiring compact size and reliable performance. This inch-series bearing features a bore of 5/32…

SKU 3G-OTH-98561

Brand
EZO
Item
Miniature Ball Bearing: R155, Dbl Shield, 5/32 in Bore, 5/16 in OD, 0.125 in Wd
Part Number
SRW155ZZA3MC3AF2
Category
High-Precision Extended Inner Ring Radial Ball Bearings
Available to Order
Also known as:SRW155ZZA3MC3AF2EZO
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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
SRW155ZZA3MC3AF2
Type
Dbl Shield
Bore
5/32 in
OD
5/16 in
Wd
0.125 in
Max Temp
302°F
System of Measurement
Inch
Bearing Industry Number
R155

Technical Documents

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

Product Description

<p>The EZO R155 is a high-precision miniature ball bearing with an extended inner ring, designed for applications requiring compact size and reliable performance. This inch-series bearing features a bore of 5/32 inch, an outer diameter of 5/16 inch, and a width of 0.125 inch. It comes with double shields (ZZ) to protect against contamination and retain lubrication, and operates up to 302°F.</p><p>Commonly used in small motors, gearboxes, and precision instruments, the R155 offers smooth operation and durability. As a Singapore-based supplier, 3G Electric provides SGD quotes on request, handles GST for local buyers, and ensures fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

What are the dimensions of the EZO R155 bearing?

The EZO R155 has a bore of 5/32 inch, an outer diameter of 5/16 inch, and a width of 0.125 inch.

Does 3G Electric offer SGD pricing and delivery in Singapore?

Yes, 3G Electric provides SGD quotes on request, handles GST for Singapore buyers, and offers fast delivery in Singapore and Southeast Asia.

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
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EZO Products

3G Electric supplies EZO high-precision extended inner ring 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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This inch-system radial ball bearing features a 5/32-inch bore, 5/16-inch outer diameter, and 0.125-inch width. Double shields protect against contamination, and the maximum operating temperature is 302°F. Suitable for applications requiring compact size and low friction, such as instrumentation, medical devices, and small electric motors
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EZO Miniature Ball Bearing: R2, Dbl Shield, 1/8 in Bore, 3/8 in OD, 0.156 in Wd, 302°F Max Temp, Oil (MPN SRW2ZZA3MC3AF2)

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