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SR1212-2RS Sealed Hybrid Si3N4 ABEC 5 Ball Bearing 1/2" x 3/4" x 5/32" inch
SR1212-2RS Hybrid Ceramic Bearing
✔️ Stainless Steel with Si3N4 Balls - ABEC-5
The SR1212-2RS is a hybrid deep groove ball bearing designed for precision and durability. With stainless steel races, silicon nitride (Si3N4) ceramic balls, and rubber seals, it runs cooler, smoother, and longer than standard steel bearings. Pre-lubricated with grease, it’s ready for use right away.
✅ Type: Hybrid ceramic ball bearing
✅ Inner diameter: 1/2" (0.5 in)
✅ Outer diameter: 3/4" (0.75 in)
✅ Width: 5/32" (0.156 in)
✅ Material: Stainless steel races
✅ Balls: Si3N4 ceramic
✅ Cage: Stainless steel
✅ Closures: Two rubber seals (2RS)
✅ Precision: ABEC-5 (P5)
✅ Lubrication: Pre-lubricated with grease
✅ Pack size: 1 bearing
Dimensions table (inch):
| Inner Diameter | Outer Diameter | Width | Ball Type | Precision | Closure |
|---|---|---|---|---|---|
| 1/2" | 3/4" | 5/32" | Si3N4 Ceramic | ABEC-5 | 2RS |
💡 Why use hybrid ceramic bearings with Si3N4 balls?
Hybrid bearings combine the toughness of steel with the performance of ceramic.
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Run cooler and handle higher speeds with reduced friction
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Offer longer service life compared to all-steel designs
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Handy for electric motors, performance equipment, and precision tools
Smooth, strong, and efficient, grab this SR1212-2RS hybrid ceramic bearing today and upgrade your setup with long-lasting performance.