Language
Chinese
EN
All
All linear bearing linear guide rail deep groove ball bearing angular contact ball bearing Automatic centering ball bearing cylindrical roller bearing tapered roller bearing spheric roller bearing CARB ring roller bearing ball thrust bearing The cylindrical roller thrust bearing Spherical roller thrust bearing Special application bearing Sensor bearing unit tapered adapter-sleeve withdrawal sleeve locknut SNL bearing block Roller bearing Cross roller bearing With outer spherical ball bearing Rotary support bearing
More Search+ search
spheric roller bearingSpherical roller bearing with return sleeve
d1 35-80mm
Product Parameter
  • Basic size of mm
    d1 35
    D 90
    B 23
  • The basic rated load is kN
    trends C 104
    static state Co 108
  • Fatigue load limit Pu 11.8
  • Rated rotation speed is r/min
    Refer to the speed 7000
    limit speed 9500
  • Mass bearing + return sleeve 0.84
  • model
    bearing *21308EK
    withdrawal sleeve AH308
  • Dimensions are mm
    d1 35
    d2 ～ 59.9
    D1 ～ 79.8
    B1 29
    B21) 32
    G M45×1.5
    G1 6
    b 5.5
    k 3
    r1,2 the min 1.5
  • Shoulder gear and chamfer size mm
    da the max 49
    Da the max 81
    ra the max 1.5
  • Calculation coefficient
    e 0.24
    Y1 2.8
    Y2 4.2
    Yo 2.8
Brand introduction
From Germany, made by heart
Contact us

Wechat

WeChat Mini Program
mc@macn-sh.com
About us
About MACN
Idea
Strategy
Contact Us
Dealer
News
Bearing information
Bearing knowledge
Product
linear bearing
linear guide rail
deep groove ball bearing
angular contact ball bearing
Automatic centering ball bearing
cylindrical roller bearing
tapered roller bearing
spheric roller bearing
CARB ring roller bearing
ball thrust bearing
The cylindrical roller thrust bearing
Spherical roller thrust bearing
Special application bearing
Sensor bearing unit
tapered adapter-sleeve
withdrawal sleeve
locknut
SNL bearing block
Roller bearing
Cross roller bearing
With outer spherical ball bearing
Rotary support bearing
Solution
Wind turbine
Axle
Aircraft
Fast train
Automobile
Electric motor
gearbox
Automation Assembly Line
Metallurgical
Textile machine
Mining machinery
Agricultural machinery
Excavator
medical equipment
pulping and papermaking
©2026 MACN . All Rights Reserved.