(dimensions in mm)

Bearing Type - tapered bore

Bore Dia (d) - 60.0000

Outer Dia (D) - 130.0000

Width (B) - 31.0000

Radius (min) (rs) - 2.100

Dynamic Load Rating (Cr) - 148,000

Static Load Rating (Cor) - 152,000

Max Speed (Grease) (X1000 RPM) - 3

Max Speed (Oil) (X1000 RPM) - 4

Weight (g) - 2,130.00

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" = 0.24

Basic Radial Load Factor "Y1" = 2.9

Basic Radial Load Factor "Y2" = 4.3

Basic Radial Load Factor "Y0" = 2.8

• Model Number:21312MBK
• Inner Diameter：60mm Outer Diameter：130mm Width：31mm
• Type：Spherical Roller Bearings
• Update date：2025-12-15
• Application:universal category,squeeze machine etc,tire industry,leather processing,surgical instruments,Wire grinder,small appliances,hydraulic pressure gauge,Polymer,plant determination,Other Machine Tools
• Similar models:NTN 21312 NSK 21312EAKE4 AST 21312MBW33 ISO 21312KCW33+H312 KOYO 21312RHK FAG 21312-E1 SNR 21312VK Timken 21312VCSJ FAG 21312-E1-K CX 21312KCW33+H312
• BEARING POWER International Trading Co.,Ltd. specialize in 21312MBK products，there is large inventory of AST 21312MBK . We has been built up long-term cooperation with AST company, could make a bulk order of the 21312MBK Which AST 21312MBK 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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  UCTU209+WU900	45		19.2	NACHI	Bearing Units
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  105x130x13mm	105	130	13	CONSOLIDATED	OIL SEALS