23

Cylindrical roller bearings, double row, cylindrical bore, axial displacement in both directions, NNU design

Manufacturer SKF
Description Cylindrical roller bearings, double row, cylindrical bore, axial displacement in both directions, NNU design, Bore Ø 280 mm, Outside Ø 470 mm
Part number 315976 B
Mass bearing 150 kg
Product selection
Selector Part number Bore Ø :
d (mm)
Outside Ø :
D (mm)
Width :
B (mm)
Shoulder Ø outer ring :
D1 (mm)
Raceway Ø inner ring :
F (mm)
Width of annular groove :
b (mm)
Ø lubrication hole :
K (mm)
Chamfer dimension outer ring :
r1,2min. (mm)
Chamfer dimension inner ring :
r3,4min. (mm)
Permissible axial displacement from the normal position :
smax. (mm)
Abutment Ø spacer sleeve :
damin. (mm)
Abutment diameter spacer sleeve :
damax. (mm)
Abutment diameter shaft :
dbmin. (mm)
Abutment Ø spacer sleeve / housing :
Damax. (mm)
Fillet radius :
ramax. (mm)
Fillet radius :
rbmax. (mm)
Basic dynamic load rating :
C (kN)
Basic static load rating :
C0 (kN)
Fatigue load limit :
Pu (kN)
Reference speed (rpm) Limiting speed (rpm) Calculation factor :
kr
Mass bearing (kg) Design variant/feature
4 315976 B 280 470 200 411 329 13.9 7.5 3 5 4.7 293 323 333 450 2.5 4 2920 5600 520 1000 1500 0.39 150 NNU/C3W33
6 BC2B 320119 300 460 180 407 339 0 0 4 4 4.9 316 334 343 444 3 3 2600 5500 490 1000 1500 0.38 118 NNU.5/C3
8 BC2B 322216 320 460 120 425 364 0 0 3 3 3.9 334 360 368 446 2.5 2.5 1720 3600 335 950 1400 0.23 70 NNU.5/WO
14 315583 C 320 480 175 426 364 16.7 9 1.5 4 3.6 336 359 368 472 1.5 1.5 2460 5400 510 950 1400 0.33 115 NNU.4/C3W33
159 314563 350 500 190 450 389 16.7 9 5 5 6 370 383 393 480 4 4 2460 5700 520 900 1300 0.31 118 NNU/C4W33/WI
160 BC2B 319878 350 520 150 468 401 11.6 6 5 5 4.9 370 396 405 500 4 4 2120 4500 400 850 1300 0 220 NNU/W33
161 BC2B 320075 360 500 125 462 394 16.7 9 3 3 2.7 374 389 398 486 2.5 2.5 1790 3650 335 900 1300 0.19 72 NNU/C3W33
162 BC2B 322217 360 500 125 463 394 0 0 3 3 5 374 390 398 486 2.5 2.5 2050 4300 360 900 1300 0.23 80 NNU.7/WO
732 BC2B 326131/HB1 380 540 130 495 428 0 0 4 4 4.9 396 421 433 524 3 3 2010 4300 380 800 1200 0.2 100 NNU.7/WO
733 316062 380 540 150 490 421 16.7 9 2 8.5 2 394 416 426 530 1.5 2 2510 5500 480 800 1200 0.26 110 NNU.4/C4W33WI
734 BC2B 320041 380 540 200 486 422 16.7 9 2 5 4.9 400 418 427 530 1.5 2 2860 6800 585 800 1200 0.33 145 NNU.1/C4W33
735 314987 C 400 560 205 509 445 16.7 9 2 5 2.7 420 439 450 500 1.5 2 3140 7800 655 800 1200 0.33 160 NNU.4/C4W33WI
736 314987 B 400 560 205 509 445 16.7 9 2 13.5 2.7 420 438 450 550 1.5 2 3140 7800 655 800 1200 0.33 160 NNU.4/C4W33WI
737 315802 400 590 220 530 450 16.7 9 5 11 5.1 420 444 455 570 4 4 3690 8300 695 750 1100 0.33 210 NNU/C4W33WI
738 BC2B 326880/HB1 400 600.19 200 539 449 16.7 9 5 5 5 416 441 454 584 4 4 3470 7200 600 950 1100 0.28 200 NNU/CNW33
739 316019 410 600 220 540 460 16.7 9 5 13 6.3 430 456 465 580 4 4 3800 8650 720 750 1100 0.33 215 NNU.4/C4W33WI
740 BC2B 326137/HB1 420 580 130 531 460 0 0 4 4 4.4 436 453 465 564 3 3 2380 5300 465 750 1100 0.21 110 NNU.6/WO
741 313555 B 420 580 160 525 463 16.7 9 4 4 4.7 436 457 468 564 3 3 2330 5400 475 750 1100 0.21 125 NNU/W33
742 313555 A 420 580 160 525 463 0 0 4 4 4.7 436 457 468 564 3 3 2330 5400 475 750 1100 0.21 125 NNU/W
743 314982 420 600 220 540 470 16.7 9 2 8 3.6 430 467 475 590 2 2 3580 8800 720 750 1100 0.33 206 NNU.2/C4W33
744 314391 420 620 200 550 473 16.7 6 4 4 4.4 436 468 478 604 3 3 3470 7800 655 700 1100 0.29 220 NNU.3/C4W33WI
745 316077 A 440 620 225 557 487 16.7 9 2 12 2.7 460 480 492 610 1.5 2 3910 9800 800 700 1000 0.35 217 NNU.4/C4W33WI
746 BC2B 316521 440 640 230 578 482 16.7 9 6 6 5.5 466 475 487 614 5 5 4570 9800 780 850 1000 0.33 250 NNU.4/W33W
747 316739 A 460 650 235 589 509 16.7 9 4 12 3.4 480 502 514 636 4 2.5 4400 11200 900 670 1000 0.36 260 NNU.4/C4W33WI
748 316848 A 480 680 250 616 532 16.7 9 3 12 8 500 526 538 666 3 2.5 4730 12000 965 630 950 0.34 305 NNU.4/C4W33WI
749 316189 480 700 260 631 535 22.3 12 6 6 4.1 506 527 540 674 5 5 5390 12500 950 600 900 0.35 348 NNU.3/C3W33
750 316639 AG 490 694 174 625 542 0 0 5 16 5.6 520 536 547 674 5 4 3740 9000 750 600 900 0.26 210 NNU.6/C3PW
751 319254 500 650 130 600 542 0 0 5 5 6 520 538 547 630 4 4 2050 5100 425 630 950 0.15 120 NNU/WO
752 314990 A 500 680 225 622 550 22.3 12 2 6 3.9 520 543 555 670 1.5 2 4130 11000 880 600 900 0.31 250 NNU.4/C4W33WI
753 314419 500 720 218 650 554 22.3 12 6 13.5 3.4 520 547 559 694 5 5 4730 10800 815 600 850 0.29 310 NNU.3/C3W33WI
754 312844 529.91 870 335 751 615 22.3 12 7.5 7.5 11.4 562 600 620 838 6 6 7810 16600 1220 500 750 0.34 830 NNU.3/W33WI
755 BC2B 316536 530 760 260 683 587 22.3 12 5 12 4.3 550 580 592 740 4 4 5830 14300 1060 560 800 0.34 510 NNU.4/C4W33WI
756 BC2B 326064/HA1 530 780 225 711 601 22.3 12 6 20 11.2 663 592 606 754 5 5 4400 9500 695 530 800 0.21 735 NNU/W33
757 315040 A 530 780 250 690 591 16.7 9 6 6 11.5 556 580 596 754 5 5 4680 10200 765 530 800 0.24 400 NNU/W33W
758 316115 550 800 260 721 612 22.3 12 6 10 6.5 576 603 617 774 5 5 5830 13400 980 530 750 0.29 448 NNU.3/C3W33
759 BC2B 326061/HA1 560 735 170 684 603 22.3 12 5 5 8.2 580 595 608 715 4 4 2920 6820 550 750 800 0.16 165 NNU/C3W33
760 313191 560 740 180 679 618 0 0 5 5 13 580 615 623 720 4 4 2700 7350 570 530 800 0.17 215 NNU/C3
761 BC2B 319584/HA1 600 820 287.5 744 660 22.3 12 3 15 4.9 620 651 666 805 1.5 2.5 6440 18000 1290 480 700 0.35 470 NNU.4/C4W33WI
762 BC2-8005/HB1 600 820 365 755 655 22.3 12 5 5 7 620 651 661 800 4 4 7810 21200 1530 480 700 0.41 577 NNU/CNW33
763 BC2-8012/HB1 630 850 218 770 690 0 0 6 6 15 646 685 696 834 3 3 4400 11800 860 400 600 0.22 360 NNU.7/C4WO
764 BC2B 326894/HB1 650 920 335 826 723 22.3 12 4 17 5.3 676 713 729 894 3 3 8580 23200 1600 530 630 0.37 740 NNU.4/C4W33WI
765 313477 B 660 880 225 806 727 0 0 6 6 6 686 723 733 854 5 5 4180 11800 830 450 670 0.2 390 NNU/CN
766 BC2-8074/HA5 690 980 365 894 759 25.3 15 7.5 7.5 9.5 718 750 785 952 6 6 10500 27000 1830 400 600 0.38 1000 NNU.3/CNW33
767 314420 750 1000 250 916 816 22.3 12 6 6 5.5 776 807 822 974 5 5 6160 16600 1120 380 560 0.22 575 NNU.3/C4W33WI
768 NNU 4176 M 380 620 243 550 442 0 0 5 5 7.4 400 434 447 600 4 4 4290 8500 680 850 1100 0.33 285 NNU
769 NNU 41/1000 M/W33 1000 1580 580 1408 1144 22.3 12 12 6 28.7 1047 1128 1161 1474 5 5 27500 62000 3800 240 300 0.36 4270 NNU/W33
770 NNU 4880/HB1W33 400 500 100 465 431 16.7 9 2.1 2.1 3.5 408 426 436 489 1.5 2 968 2750 208 1100 1200 0.13 46 NNU/W33
771 NNU 41/800 M/W33 800 1280 475 1141 921 22.3 12 9.5 9.5 18.6 840 900 928 1240 8 8 17600 40500 2600 340 430 0.32 2390 NNU/W33
772 NNU 4884/W33 420 520 100 485 451 16.7 9 2.1 1.5 3.5 428 446 456 509 1.5 1.5 990 2850 196 1100 1200 0.13 48 NNU/W33
773 NNU 4196 M/W33 480 790 308 701 557 22.3 12 7.5 7.5 12 513 545 562 757 6 6 7040 14300 1080 630 800 0.35 587 NNU/W33
774 NNU 41/710 M/W33 710 1150 438 1024 820 22.3 12 9.5 9.5 20.5 750 800 826 1110 8 8 13400 28500 1900 380 500 0.32 1790 NNU/W33
775 NNU 4188 M/W33 440 720 280 638 511 22.3 12 6 5 10.8 466 500 516 694 5 4 5720 11800 900 700 900 0.34 450 NNU/W33
776 NNU 41/1400 M/W33 1400 2180 775 1954 1598 22.3 12 19 9.5 37.7 1470 1564 1608 2140 8 8 49500 116000 6400 130 170 0.35 10700 NNU/W33
777 NNU 41/500 M/W33 500 830 325 734 582 22.3 12 7.5 7.5 14.1 533 568 587 797 6 6 7480 15000 1120 600 800 0.33 693 NNU/W33
778 NNU 4160 M/W33 300 500 200 442 351 16.7 9 5 5 7.3 320 344 355 480 4 4 2860 5300 455 1100 1400 0.32 155 NNU/W33
779 NNU 4152 M/W33 260 440 180 387 306 13.9 7.5 4 4 5.1 276 300 310 424 3 3 2200 3900 365 1300 1600 0.31 110 NNU/W33
780 NNU 41/900 M/W33 900 1420 515 1270 1032 22.3 12 12 12 27.6 947 1008 1039 1394 5 10 22000 47500 3000 280 360 0.35 3180 NNU/W33
781 NNU 41/630 M/W33 630 1030 400 912 734 22.3 12 7.5 7.5 19.7 664 716 740 996 6 6 11000 24000 1630 450 600 0.34 1330 NNU/W33
782 NNU 41/1250 M/W33 1250 1950 710 1748 1426 22.3 12 15 7.5 31.7 1297 1396 1434 1917 6 6 41800 98000 5600 160 220 0.38 8000 NNU/W33
783 NNU 41/560 M/W33 560 920 355 814 653 22.3 12 7.5 7.5 16.6 593 638 659 887 6 6 8800 18300 1320 530 670 0.33 930 NNU/W33
784 NNU 4168 M/W33 340 580 243 510 402 16.7 9 5 5 10 360 392 407 560 4 4 4020 7500 620 950 1200 0.35 260 NNU/W33
785 NNU 41/1120 M/W33 1120 1750 630 1567 1279 22.3 12 15 7.5 28.3 1176 1253 1286 1717 6 6 33600 76500 4550 200 280 0.36 5600 NNU/W33
786 NNU 4164 F 320 540 218 476 375 0 0 5 5 8.9 340 365 379 520 4 4 3410 6200 530 1000 1300 0.13 200 NNU
787 NNU 41/1060 M/W33 1060 1660 600 1485 1204 22.3 12 15 7.5 26.4 1116 1189 1221 1627 6 6 30300 69500 4150 220 280 0.37 5070 NNU/W33
788 NNU 4180 M/W33 400 650 250 577 463 16.7 9 6 6 7.5 426 456 468 624 5 5 4730 9500 750 800 1000 0.34 325 NNU/W33
789 NNU 4888 M/W33 440 540 100 505 470 16.7 9 2.1 2.1 3.5 448 464 476 529 1.5 2 1170 3400 216 1000 1100 0.12 46 NNU/W33
790 NNU 41/850 M/W33 850 1360 500 1213 976 22.3 12 12 6 22.3 897 935 963 1334 5 5 19800 45000 2900 300 400 0.36 2900 NNU/W33
791 NNU 41/750 M/W33 750 1220 475 1083 866 22.3 12 9.5 9.5 19 790 850 877 1180 8 8 16100 35500 2320 380 450 0.36 2230 NNU/W33
792 NNU 41/670 M/W33 670 1090 412 969 774 22.3 12 7.5 7.5 19.5 704 756 780 1056 6 6 12100 25500 1730 430 530 0.32 1500 NNU/W33
793 NNU 41/530 M/W33 530 870 335 770 618 22.3 12 7.5 7.5 17 563 604 623 837 6 6 7810 16000 1160 560 750 0.32 790 NNU/W33
794 NNU 4192 M 460 760 300 672 537 0 0 7.5 7.5 12.8 493 526 542 727 6 6 6440 12900 980 670 850 0.34 535 NNU
795 NNU 4156 M/W33 280 460 180 407 326 13.9 7.5 5 5 6.3 300 318 330 440 4 4 2550 4750 440 1200 1500 0.34 120 NNU/W33
796 NNU 41/1180 M/W33 1180 1850 670 1655 1350 22.3 12 15 7.5 32.4 1227 1320 1358 1817 6 6 36900 85000 4900 180 240 0.36 7200 NNU/W33
797 NNU 41/1320 M/W33 1320 2060 750 1846 1507 22.3 12 15 7.5 36.4 1367 1474 1515 2027 6 6 45700 106000 6000 150 190 0.36 9400 NNU/W33
798 NNU 4892/W33 460 580 118 537 497 16.7 9 4 2 5.2 474 489 502 566 2.5 2 1190 3250 224 1000 1100 0.12 75 NNU/W33
799 NNU 4172 M 360 600 243 530 422 0 0 5 5 5.9 380 414 427 580 4 4 4290 8500 695 900 1100 0.36 275 NNU
800 NNU 41/1500 M/W33 1500 2300 800 2065 1709 22.3 12 19 9.5 39.4 1570 1674 1718 2260 8 8 52800 132000 7100 120 150 0.36 12300 NNU/W33
801 NNU 41/950 M/W33 950 1500 545 1338 1087 22.3 12 12 6 23.2 997 1068 1099 1474 5 5 25500 57000 3550 260 340 0.37 3830 NNU/W33
802 NNU 41/600 M/W33 600 980 375 868 699 22.3 12 7.5 7.5 18.5 634 682 706 946 6 6 9900 21200 1460 480 630 0.33 1100 NNU/W33
803 NNU 4876/HB1W33 380 480 100 445 411 16.7 9 2.1 1.5 3.5 388 406 416 469 1.5 1.5 952 2550 212 1200 1300 0.14 44 NNU/W33
Part number
Bore Ø :
d (mm)
Outside Ø :
D (mm)
Width :
B (mm)
Shoulder Ø outer ring :
D1 (mm)
Raceway Ø inner ring :
F (mm)
Width of annular groove :
b (mm)
Ø lubrication hole :
K (mm)
Chamfer dimension outer ring :
r1,2min. (mm)
Chamfer dimension inner ring :
r3,4min. (mm)
Permissible axial displacement from the normal position :
smax. (mm)
Abutment Ø spacer sleeve :
damin. (mm)
Abutment diameter spacer sleeve :
damax. (mm)
Abutment diameter shaft :
dbmin. (mm)
Abutment Ø spacer sleeve / housing :
Damax. (mm)
Fillet radius :
ramax. (mm)
Fillet radius :
rbmax. (mm)
Basic dynamic load rating :
C (kN)
Basic static load rating :
C0 (kN)
Fatigue load limit :
Pu (kN)
Reference speed (rpm)
Limiting speed (rpm)
Calculation factor :
kr
Mass bearing (kg)
Design variant/feature