Product Details

Spherical Roller Bearings 21308MB AST

Place of Origin check with us
Brand Name Bearing 21308MB AST
Certification Check with us
Model Number Bearing 21308MB AST
Min.Order Quantity One set
Price contact with us
Packaging Details Conventional shipping packaging
Delivery Time Within 5 working days
Payment Terms T/T
Supply Ability 236

Product Features

Bearing 21308MB

Spherical Roller Bearings 21308MB

Bearing number : 21308MB

Size mm : 40x90x23

Brand : AST

Bore Diameter mm : 40

Outer Diameter mm : 90

Width mm : 23

Bearing dimensions and specification in brand catalogue :

dimensions in mm

Bearing Type - straight 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 - 780.00

Material - 52100 Chrome steel, or equivalent

Inner ring guided, machined brass cage.

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


Catalogue,Brandslist,,Bearing 21308MB AST

Pioneer Machinery overhung Bearing 21308MB AST comply either with ISO, ASME or API standards. These Bearing 21308MB ASTs are available in different designs to meet the requirements for chemical, API, slurry and solids handling processes, as well as industrial processes. Different configurations guarantee reliable and efficient Bearing 21308MB AST processes. Numerous sizes, hydraulics and material combinations are particularly well suited for use in applications where uncompromising reliability and efficiency over a wide flow range are key.

Pioneer Machinery automotive manufacturing expertise, strategic relationships, and automation and control solutions span the entire automotive supply chain. We can help you achieve your goal with our:
In-depth knowledge of automotive manufacturing operations and process optimization
Pioneer Machinery deliver comprehensive enterprise-wide solutions and services to help automotive manufacturers and their products。

Pioneer Machinery Bearing 21308MB AST realized this substantial improvement in performance by optimizing the internal geometry and surface finish of all contact surfaces, combining the extremely clean and homogenous steel with a unique heat treatment, improving the cage, roller profile and the geometry of the raceways.

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