SR188 Stainless Steel Ball Bearing - Ceramic Si3N4 ABEC 7 Balls 1/4" x 1/2" x 1/8"inch
UPC: 00193019021323
Quality: ABEC-7
Balls: Ceramic Si3N4
Material : Stainless Steel
Closures: Open
SR188 Hybrid Ceramic Ball Bearing - ABEC-7
✔️ 1/4" x 1/2" x 1/8" with Si3N4 ceramic balls and open design
The SR188 is a high-performance hybrid ceramic bearing featuring stainless steel races and premium Si3N4 ceramic balls. With an ABEC-7 precision rating and an open design, this bearing delivers low-friction, high-speed operation, ideal for RC models, precision tools, dental instruments, and micro motors where speed, accuracy, and smoothness matter most.
✅ Pack Size: 1 open ball bearing
✅ Size: 1/4" ID x 1/2" OD x 1/8" Width
✅ Balls: Silicon Nitride (Si3N4) ceramic
✅ Races: Stainless steel
✅ Closure: Open (no shields or seals)
✅ Quality: ABEC-7 high precision
✅ Bearing Type: Deep groove radial
✅ Dynamic Load Rating: 186 lbs
✅ Static Load Rating: 84 lbs
Dimensions Table
| ID (in) | OD (in) | Width (in) |
|---|---|---|
| 1/4" | 1/2" | 1/8" |
💡 Why use ABEC-7 hybrid ceramic bearings in micro or high-speed systems?
They give you extreme precision, quiet rotation, and low rolling resistance.
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Si3N4 balls are lighter, faster, and resist wear better than steel
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ABEC-7 rating ensures ultra-precise tolerances
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Open design supports high RPM and easy relubrication
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Great for RC, robotics, medical tools, and small spindles
☑️ Bearing model: SR188
☑️ VXB Category: Hybrid ceramic bearings
☑️ Trusted in high-RPM or compact applications
☑️ Delivers ultra-smooth, low-drag performance
When every thousandth of an inch counts, this bearing delivers, grab one now and feel the precision.