138HC Spindle Bearing 190x290x46mm

138HC spindle bearing, angular contact ball bearing 190x290x46mm

Part number: 138HC

Precision grade: P4/P2

Inner diameter: 190mm

Outer diameter: 290mm

Width: 46mm

Dynamic load C: 250kN

Static load C0: 305kN

Net weight: 9.3kg

Rated speed (grease): 3800 rpm

Rated speed (oil): 5600 rpm

Packing: single box

Brand: BEART bearing, as per customer’s requirement

Material: 100Cr6/SUJ2/SAE52100 bearing steel, full hardened

Delivery time: within 2 days for items in stock, 40 days maximum for others

138HC is a high precision spindle bearing of P4 or P2 grade. It works individually, or with another or more bearing as universal matching bearing. 138HC is mainly used for applications where a high working speed and rotating accuracy are required.

To know more details of 138HC bearing, feel free to contact us.

Spindle bearing are of high precision grade P4, P2, or beyond P2. Standard series utilizes bearing steel material (100Cr6/SAE52100/SUJ2) for the rings, PEEK, nylon, phenol-formaldehyde resin for cage. A precision hybrid bearing utilizes ceramic material Si₃N₄ as ball material.

Applications: machine tool, aircraft, medical, special equipment.

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