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DDRI-518 – DDRI Series Extended Inner Ring Miniature / Instrumentation Ball Bearings

Amigo, a top-tier supplier out of China, now lists its DDRI-518 Series Deep Groove Radial Ball Bearings. Customers often rave about the precision and long life of these parts. Because the DDRI-518 fits most major-brand hardware right out of the box, swapping one in requires almost zero fuss. Many manufacturing floors stick with the series simply for its steady uptime and efficiency.

RI-518 interchange NMB RI-518
RI-518 cross reference NMB RI-518
RI-518 Equivalent bearing interchange guide:
Price:enquiry
Model Number:DDRI-518

Explore the DDRI-518 - DDRI Series Extended Inner Ring Miniature / Instrumentation Ball Bearings

D7,938 mm
d3,175 mm
B2,779 mm
C2,779 mm
L0,271 mm
L10,173 mm
r min.0,08 mm
Size (mm)3.175x7.938x2.779
Width (mm)2,779
Bearing numberRI-518
Bore Diameter (mm)3,175
Outer Diameter (mm)7,938
Basic dynamic load rating (C)0,563 kN

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What Is Miniature Ball Bearing?

Miniature ball bearings are small-scale mechanical components designed to reduce friction and support axial and radial loads in precision applications. These bearings are fundamental to a wide array of...

Why Choose Our DDRI-518 Bearings

AMIGO built its DDRI-518 bearings for jobs that ask a lot. Compact, rugged, and ready to roll, they shrug off the usual wear and tear. Pick these parts if you want dependable motion that keeps your operation running smoothly. The quality is the kind that sticks around so that you won’t be chasing replacements anytime soon.

✅ Reliable Performance: Grab a set of AMIGO DDRI-518 bearings and enjoy smooth, grab-and-go action whenever you fire up the machine.
✅ High Durability: These parts shrug off daily abuse, so they keep rolling when lighter bearings would call it quits.
✅Precision Design: Each unit is cut to match spec, meaning no awkward play and no surprise downtime.
✅ Order Today:Stock is fresh, shipping is fast, and you’ll notice the difference when the bearings drop in.

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