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.
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