Four-row tapered roller bearings can accommodate combined (radial and axial) loads at low to moderate speeds. They are used almost exclusively in work roll applications such as rolling mills.
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Four Row Tapered Roller Bearings TQI Design
ID OD Width over inner rings Width over outer rings Model Variation 254.00 358.78 292.10 257.18 BT4B 332610/HA1 258.76 358.78 292.10 257.18 BT4B 332961/HA1 279.40 407.00 320.00 288.00 BT4B 328345/HA1 287.50 440.00 330.30 284.00 BT4B 332997/HA1 287.50 440.00 330.30 284.00 BT4B 332997 B/HA1 317.50 422.28 290.51 261.94 BT4B 332642/HA1 320.00 422.28 290.00 261.42 BT4B 332716/HA1 323.45 447.68 414.34 323.85 BT4B 332668/HA1 333.38 469.90 366.71 328.61 BT4B 328083/HA1 347.66 469.90 280.19 246.06 331807 352.43 488.95 384.18 342.90 BT4B 332654/HA1 368.30 523.88 411.16 366.71 BT4B 334011 368.30 523.88 411.16 366.71 BT4B 334056 B/HA1 384.18 546.10 437.96 384.18 BT4B 334048/HA1 384.18 546.10 428.63 384.18 BT4B 331809/HA1 390.53 546.10 428.63 384.18 BT4B 332664/HA1 391.07 550.00 428.63 384.18 BT4B 328305/HA1 400.00 540.00 295.00 330.00 BT4-8050/HA1 400.00 540.00 330.00 295.00 332297 406.40 565.20 409.58 365.13 BT4B 332813 B/HA1C425 406.40 590.55 434.98 381.00 BT4B 328923/HA1 415.93 590.55 479.96 419.10 BT4B 334047/HA1 415.93 590.55 469.90 419.10 BT4B 332814/HA1 419.10 590.64 469.90 419.10 BT4B 328564/HA4 419.10 590.55 469.90 419.10 BT4B 328203/HA1 431.80 647.70 387.35 338.14 BT4B 332590/HA1 431.80 571.50 366.71 320.68 331999 447.68 635.00 496.89 446.09 BT4B 328922/HA1 450.00 595.00 388.00 352.00 BT4-8053/HA1 450.00 595.00 390.00 352.00 BT4B 334147/HA1 453.39 635.00 496.89 446.09 BT4B 332822/HA1 482.60 615.95 355.60 317.50 BT4B 328268/HA1 482.60 647.70 436.50 401.64 BT4-8052/HA1 488.95 679.45 533.40 479.43 BT4B 332760/HA1 510.00 655.00 405.00 362.00 BT4B 328732/HA1 530.23 736.60 579.44 519.11 BT4B 332933/HA1 547.69 761.87 600.08 536.58 BT4B 332659/HA1 555.23 761.87 692.15 536.58 BT4B 334125/HA1 581.03 812.80 641.35 571.50 BT4B 332658/HA4 604.84 787.40 420.69 369.89 BT4B 328045/HA1 644.53 857.25 590.55 523.88 BT4B 332934/HA1 669.93 933.45 725.49 649.29 BT4B 332928/HA1 744.54 1,035.05 812.80 727.08 BT4B 332943/HA4 749.30 990.60 650.00 577.00 BT4B 332596/HA4 770.00 1,040.00 800.00 650.00 BT4B 334099/HA4 777.88 1,079.50 844.55 755.65 BT4B 332956/HA4 863.60 1,130.30 717.55 644.53 BT4B 332571/HA4 872.77 1,181.10 714.38 628.65 BT4B 332786/HA4 872.85 1,181.10 714.38 628.65 BT4B 328956/HA4 879.48 1,219.20 933.45 838.20 BT4B 328074/HA4 889.00 1,219.20 880.00 784.23 BT4B 332602/HA4 896.90 1,264.00 766.00 680.00 BT4B 334081/HA4 1,004.63 1,308.10 812.80 730.25 BT4B 332720/HA4