AST NJ248 M轴承,AST NJ248 M圆柱滚子轴承-搜轴承AST数据中心
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(dimensions in mm)

Bearing Type - NJ

Bore Dia (d) - 240.0000

Outer Dia (D) - 440.0000

Width (B) - 72.0000

Radius (min) (rs) - 4.000

Dynamic Load Rating (Cr) - 936,000

Static Load Rating (Cor) - 1,339,000

Max Speed (Grease) (X1000 RPM) - 1

Max Speed (Oil) (X1000 RPM) - 2

Max. Shaft Shoulder Dia. Inner (Li) - 295.0

Min. Housing Shoulder Dia., Outer (Lo) - 385.0

Weight (g) - 51,160.00

Precision - RBEC 1

Standard Clearance - C0

Material - 52100 Chrome steel, or equivalent

Unless otherwise specified, the internal radial clearance is "C0" or "C Normal".

This bearing is also available with the HJ end plate for the inner race.

Suffix definitions are listed in the Nomenclature Technical document.

This bearing is also available with a retaining ring groove in the outer race, and it can be supplied with the ring (suffix NR) or without the ring (suffix N). Please see the Technical Information Sheet for the groove and ring dimensions.

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