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6313 Deep Groove Ball Bearing – Technical Parameters & Applications

The 6313 deep groove ball bearing is a single-row standard bearing widely used in various mechanical equipment. It features simple structure, high versatility, and excellent performance, suitable for high-speed operation and bearing both radial and bidirectional axial loads, meeting the needs of multiple industrial fields.

I. Basic Technical Parameters (GB/ISO Standard)

Inner Diameter (d): 65 mm
Outer Diameter (D): 140 mm
Width (B): 33 mm
Type: Deep Groove Ball Bearing (Single Row)
Material: Bearing Steel GCr15 (Standard); Optional: Stainless Steel, Ceramic
Sealing Type: Open, ZZ (Metal Seal), 2RS (Rubber Seal)
Basic Dynamic Load Rating (Cr): Approx. 93.8 kN
Basic Static Load Rating (Cor): Approx. 61.0 kN
Limiting Speed: Grease Lubrication: Approx. 4300 r/min; Oil Lubrication: Approx. 5300 r/min

II. Structural Features

Simple structure, strong versatility and easy installation
Can bear radial load + bidirectional axial load
Low friction coefficient, high speed and low noise
Open type: Grease can be added; Sealed type: Dust-proof and water-proof

III. Main Application Scenarios

6313 deep groove ball bearing is widely applied in cranes, motors, water pumps, agricultural machinery and general transmission equipment.

Construction Machinery: Cranes, Conveying Equipment, Reducers
Motors & Fans: High-power Motors, Centrifugal Fans, Water Pumps
Agricultural Machinery: Harvesters, Tractor Transmission Parts
General Machinery: Gearboxes, Machine Tools, Air Compressors, Textile Machinery
Conveying Equipment: Rollers, Belt Conveyors, Heavy-duty Drive Shafts