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Timken XR Tapered Cross Roller Bearing
  • Customized
  • Customized
  • Customized
  • XR496051
  • XR496052
  • Customized
  • Customized
  • Customized
  • JXR637050
  • XR637050
  • Timken XR Tapered Cross Roller Bearing
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    • Description
    • Structure
    • Specification

    Cross Roller Precision Bearings

    A double outer race and two inner rings, with rollers spaced by nylon separators,it Designed to offer the highest levels of rotation accuracy and rigidity while conserving space and saving material costs.

    Timken Standard XR/JXR serie The bearing features two sets of races and rollers brought together at right angles with alternate rollers facing in opposite directions. The height of the cross section is more or less sam with the single row bearing,so it can save space and bearing housing material.this series bearings with high precision,high rigidity and able to withstand higher overturning moments, is ideal for the table bearing of machine tools, including vertical boring and grinding machines etc. 

    Applications 

    ●Precision rotary and indexing tables for machine tools 

    ●Vertical and horizontal boring mills Vertical grinding machines

    ●Rotary surface grinding machines

    ●Large gear hobbing machines

    ●Turrets – gun and radar

    ●Large telescopes (radio and optical)

    ●Swiveling cameras

    ●Steering pivots and castors

    ●Pivots where height is restricted

    ●Microscope tables

    ●Crane center pivots

    ●Swiveling bogies

    ●Welding manipulators

    ●Large tanker mooring buoys

    ●Rotary assembly jigs Industrial robots


    Timken Standard XR/JXR series
    Bearings Model Boundary dimensions Exchange model
    d D B r SKF NACHI URB PSL
    mm mm mm min
    Customized 150 230 30 1 BFKB353243/HA4
    Customized 160 240 30 1.1 BFKB353240/HA4
    Customized 200 280 30 1.5 200XRN28
    XR496051 203.2 279 31.75 1.5 616093A
    XR496052 203.2 279 31.75 1.5
    Customized 240 300 30 1 BFKB353203/HA4
    Customized 250 310 25 1 BFKB353212/HA4
    Customized 250 350 40 1.3 BFKB353215/HA4 250XRN35
    JXR637050 300 400 36.492 1.5
    XR637050 300 400 37 1.5 616094A 300XRN50
    JXR678054 300 480 60 1.5
    JXR652050 310 425 45 2.5 BFKB634097
    XR678052 330 457 63.5 3.3 615661A 300XRN50 PSL912-309A
    . 350 470 50 3.3 BFKB353216/HA4 350XRN47
    JXR699050 370 495 50 3.3
    Customized 400 480 40 1.1 BFKB353224/HA4
    400 550 60 2.5 BFKB353219/HA4 400XRN55
    XR736052 432.03 571.5 38.1 3.3
    XR766051 457.2 609.6 63.5 3.3 615894A 0457XRN060 XD.10.0457P5 PSL912-308A
    XR766052 424.95 614.924 65 3.3
    XR820060 580 760 80 3.3 615662A 580XRN76 XD.10.0580P5 PSL912-304A
    XR820061 580 760 80 6.4
    XR836050 600 830 80 6.4 600XRN83
    XRA844050 685.8 914.4 79.375 6.4
    XR855053 685.8 914.4 79.375 3.3 615659A 0685XRN091 XD.10.0686P5 PSL912-305A
    XR855056 685.8 914.4 79.375 3.3
    XR882054 901.7 1117.6 82.555 3.3
    XR882055 901.7 1117.6 82.555 3.3 615895A 0901XRN112 XD.10.0902P5 PSL912-306A
    XR882058 939.8 1117.6 82.55 3.3
    Customized 950 1170 85 3 BFKB353251/HA4
    XR889058 1028.7 1327.15 114.3 3.3 BFKB353282/HA4 1028XRN132 XD.10.1029P5 PSL 912-307A
    XR889059 1028.7 1327.15 95.25 3.3
    XR889060 1028.7 1327.15 114.3 3.3
    1270 1524 95.25 1.8 615897A
    XR897051 1549.4 1828.8 101.6 3.3 615898A XD.10.1549P5
    XR903054 1879.6 2197.1 101.6 5.4 615899A
    2463.8 2819.4 114.3 5.4 634078A
    Luoyang Yadian Machinery Equipment Co.ltd