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Bearing XR897051 Bearing XR897051

Bearing XR897051

CROSSED ROLLER BEARINGS –TYPE TXR • Compact design which offers lowest possible center of gravity in precision rotational applications. • Stability of bearings greatly enhanced...
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Description du produit

CROSSED ROLLER BEARINGS –TYPE TXR
• Compact design which offers lowest possible center of gravity in
precision rotational applications.
• Stability of bearings greatly enhanced by effective spread and high
stiffness of crossed roller set.
• Ideal choice for table bearing for vertical machining operations
• Provides low starting torque.
• Simplified construction facilitates installation and adjustments.
• Offered in various precision classes.

(1)Maximum shaft or housing fillet radius that bearing corners will clear.
(2)Load calculations based on 500 RPM for 3000 hours.
(3)Two-row radial load rating shown.
(4)Preload set by adjustments to top inner ring clamping spacer plate.
(5)Values listed apply to lower speed applications. Other preload values are available on request. Contact your Timken representative.
(6)K-factor is a ratio of radial load rating to axial load rating.
(7)Metric size TXR

XR496051 279.4 203.2 31.75 1.5 51 62 0.025 0.04 0.48 6.1kgs
JXR637050(7) 400 300 37 1.5 63 80 0.025 0.04 0.45 13
JXR652050(7) 425 310 45 2.5 82 102 0.025 0.04 0.46 25
XR678052 457.2 330.2 63.5 3.3 100 123 0.04 0.05 0.47 34.8
JXR699050(7) 495 370 50 3 94 119 0.04 0.05 0.45 76
XR766051 609.6 457.2 63.5 3.3 141 178 0.04 0.05 0.45 57.4
XR820060 760 580 80 6.4 240 299 0.075 0.1 0.46 102
XR855053 914.4 685.8 79.375 3.3 270 344 0.075 0.1 0.45 155.5
XR882055 1117.6 901.7 82.55 3.3 300 396 0.1 0.15 0.44 195.8
XR889058 1327.15 1028.7 114.3 3.3 405 534 0.125 0.18 0.44 436.3
XR897051 1828.8 1549.4 101.6 3.3 518 699 0.15 0.2 0.43 512.9

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