(dimensions in mm)

Bearing Type - tapered bore

Bore Dia (d) - 40.0000

Outer Dia (D) - 90.0000

Width (B) - 23.0000

Radius (min) (rs) - 1.500

Dynamic Load Rating (Cr) - 74,000

Static Load Rating (Cor) - 69,500

Max Speed (Grease) (X1000 RPM) - 5

Max Speed (Oil) (X1000 RPM) - 6

Weight (g) - 770.00

Material - 52100 Chrome steel, or equivalent

Inner ring guided, machined brass cage.

Tapered Bore, taper = 1:12

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

Basic Radial Load Factor "e" = 0.26

Basic Radial Load Factor "Y1" = 2.6

Basic Radial Load Factor "Y2" = 3.9

Basic Radial Load Factor "Y0" = 2.6

• Model Number: 21308MBK
• Inner Diameter：40mm Outer Diameter：90mm Width：23mm
• Type：Spherical Roller Bearings
• Update date：2025-04-22
• Application:Other machinery,Embroidery,industrial fans,metallurgy,quality inspection equipment,machine lathe,medical equipment,Water Monitoring,Antenna Potentials,hydraulic control element,industrial skin care
• Similar models:SKF 21308E NSK 21308EAKE4 ISO 21308W33 ISB 21308K+AH308 CX 21308KCW33 FAG 21308-E1-K AST 21308MBW33 ISO 21308KCW33+H308 SKF 21308EK KOYO 21308RH
• BEARING POWER International Trading Co.,Ltd. specialize in 21308MBK products，there is large inventory of AST 21308MBK . We has been built up long-term cooperation with AST company, could make a bulk order of the 21308MBK Which AST 21308MBK is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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