100個入り 6301ZZ ボールベアリング C3Shielded 3 低騒音 電動モーター用12x37x12 サイズInner Diameter Outer Diameter mmWidth mm 高品質 卸売Lot Of 100

Why choose 100-pack 6301ZZ low-noise bearings for motors?
✔️ ABEC-3, C3 clearance, 12x37x12 mm, double shields, Mobil Polyrex EM

These 6301ZZ shielded ball bearings come in a bulk pack of 100 units and are designed for electric motor use where quiet, reliable operation matters. They feature double metal shields for dust protection and C3 radial clearance, which accommodates thermal expansion during long runs. Pre-lubricated with Mobil Polyrex EM grease for immediate use in assemblies.

✅ 12 mm inner diameter, 37 mm outer diameter, width 12 mm
✅ Pack quantity: 100 bearings in this lot
✅ Double metal shields (ZZ) protect against dust
✅ C3 radial clearance for precision and thermal tolerance
✅ ABEC-3 precision for smooth, low-noise rotation
✅ Pre-lubricated with Mobil Polyrex EM grease

💡 What is a shielded ball bearing used for?

Shielded ball bearings are handy in machines where dirt protection and grease retention matter, delivering reliable, low-noise rotation in motors and equipment.

• Typical uses include electric motors, fans, printers, and hobby robotics
• ZZ shields keep contaminants out while preserving lubricant
• ABEC-3 precision supports smooth, steady operation under load