




MR6307ZZ Bearing 35x80x21mm Shielded
UPC: 00193019346778
MR6307ZZ Shielded Ball Bearing - EMQ Rated
✔️ 35mm x 80mm x 21mm - Chrome Steel - Pre-Lubricated
The MR6307ZZ is a rugged deep groove ball bearing built for electric motors, pumps, conveyors, and other high-speed systems. It features dual metal shields for dust protection and comes pre-greased for long-term, low-maintenance performance. Made from high-strength chrome steel, it’s ready to handle high loads with quiet, smooth rotation.
✅ Model: MR6307ZZ
✅ Type: Deep groove radial ball bearing
✅ Inside Diameter: 35mm
✅ Outside Diameter: 80mm
✅ Width: 21mm
✅ Material: Chrome steel (52100 alloy)
✅ Cage: Chrome steel
✅ Shields: Double metal (ZZ)
✅ Lubrication: Factory greased
✅ Clearance: C0 (standard)
✅ Max Speed (Greased): 8,800 RPM
✅ Load Ratings:
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Dynamic: 33,500 N
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Static: 19,200 N
✅ Quantity: 1 bearing
✅ Equivalent Models: MR6307-2Z, MR6307ZZC3, 6307ZZ, 6307-2Z
💡 Why are shielded EMQ bearings recommended for high-speed equipment?
Shielded EMQ bearings deliver low-friction performance and protect internal lubrication, making them perfect for demanding motor and machine use.
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Double metal shields block contaminants
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Pre-lubricated for quiet, extended operation
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Handles high radial loads in fast-moving parts
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Trusted in motors, gearboxes, and conveyor systems
Choose the MR6307ZZ when uptime matters - it’s built to keep your machinery spinning efficiently and reliably.