SMR681 Stainless Steel Mini Ball Bearing ID 1mm OD 3mm Width 1mm
UPC: 00193019014233
Item Sku : SMR681
Type : Deep groove ball bearingssingle row
Material : Stainless Steel
Inner (ID) : 1mm
SMR681 Stainless Steel Ball Bearing
✔️ 1x3x1mm - Miniature Open Type - C3 Clearance
The SMR681 is a miniature deep groove ball bearing with a 1mm bore and open design, made entirely from stainless steel. Its ultra-small size and high-speed capability make it perfect for spinning rings, precision jewelry, and other micro-mechanical applications.
✅ Size: 1mm ID x 3mm OD x 1mm Width
✅ Type: Single Row Deep Groove Ball Bearing 1x3x1mm
✅ Material: Stainless Steel
✅ Cage: Stainless Steel
✅ Clearance: C3 (for high-speed use)
✅ Design: Open (no seals or shields)
✅ Dynamic Load Rating: 0.1 kN
✅ Static Load Rating: 0.03 kN
✅ Max Speed: 150,000 RPM
✅ Quantity: 1 Bearing
✅ Brand: VXB Bearing
✅ SKU: SMR681
💡 Why are miniature bearings like SMR681 used in spinning jewelry?
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Their ultra-small form factor enables smooth, balanced motion in tight spaces.
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Stainless steel offers corrosion resistance and longevity in wearables.
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The high RPM rating ensures fluid spinning for rings, toys, or tiny gadgets.
A precise, compact bearing perfect for elegant, high-performance designs in motion.