NTN - Large Bearings

Single Row Tapered Roller Bearings
Da db
r1a
ra
da
Db
Equivalent bearing load
dynamic
PrXFrYFa
Fa
Fr
e
Fa
e Fr
X Y X Y
1 0 0.4 Y2
static
Por0.5FrYoFa
When PorFr use PorFr
For values of e, Y2 and Yo
see the table below.
Bearing numbers Abutment and fillet dimensions Load 1 Constant Axial Mass
center
load factors
mm mm kg
r as r 1as
d a d b D a D b max max a e Y 2 Y o (approx.)
LM565949/LM565910 411 402 493 500 6.4 3.3 –7.6 0.39 1.56 0.86 52.5
LM565949/LM565912 411 402 493 500 6.4 3.3 –7.6 0.39 1.56 0.86 53.2
T-HM266446/HM266410 415 405 507 520 6.4 6.4 7.1 0.33 1.80 0.99 76.0
T-HM266447/HM266410G2 415 405 507 520 6.4 6.4 7.1 0.33 1.80 0.99 70.1
T-M268730/M268710G2 425 415 549 561 6.4 6.4 9.4 0.33 1.80 0.99 102
LL365348/LL365310 399 393 427 433 3.5 3.3 –30 0.34 1.77 0.97 5.89
T-HM266448/HM266410 417 407 507 519 6.4 6.4 7.1 0.33 1.80 0.99 69.0
T-HM266449/HM266410G2 417 407 507 519 6.4 6.4 7.1 0.33 1.80 0.99 69.0
LM665949/LM665910 415 406 482 495 6.4 3.3 –16.3 0.42 1.43 0.79 41.8
M667935/M667911G2 424 414 510 528 6.4 6.4 –16.2 0.42 1.43 0.79 56.6
EE234156/234215 428 418 504 516 6.4 6.4 –35.8 0.47 1.27 0.70 51.5
LL566848/LL566810 418 414 445 452 3.5 3.3 –41.5 0.40 1.49 0.82 6.17
L467549/L467510 426 423 483 492 3.3 3.3 –19.6 0.37 1.63 0.90 25.1
EE234160/234215 435 425 504 516 6.4 6.4 –35.8 0.47 1.27 0.70 48.7
LM567949/LM567910 437 427 519 525 6.4 3.3 –14.7 0.41 1.47 0.81 56.2
EE833160X/833232 448 435 549 561 9.7 6.4 8.5 0.33 1.84 1.01 86.6
EE911600/912400 443 439 567 570 6.8 6.4 –11.5 0.38 1.57 0.86 91.3
M667948/M667911 440 431 510 528 6.4 6.4 –16.2 0.42 1.43 0.79 49.8
T-M268749/M268710G2 451 441 549 561 6.4 6.4 9.4 0.33 1.80 0.99 87.8
T-80385/80325 450 446 510 510 3.3 3.3 –23.4 0.31 1.94 1.07 19.7
80170/80217 456 452 531 536 3.3 3.3 –27.5 0.32 1.88 1.04 23.1
T-LM869448/LM869410 457 453 537 549 3.3 3.3 –50.1 0.55 1.10 0.60 45.7
EE241701/242375 446 457 558 564 6.4 6.4 –46.5 0.53 1.14 0.63 64.9
EE571703/572650 472 466 630 632.6 6.4 3.3 –21.4 0.40 1.49 0.82 114
80176/80217 467 464 531 536 3.3 3.3 –27.5 0.32 1.88 1.04 20.4
M270749/M270710AG2 484 474 591 606 6.4 6.4 8.5 0.33 1.80 0.99 107
80180/80217 474 471 531 536 3.3 3.3 –27.5 0.32 1.88 1.04 18.7
L570649/L570610 485 475 543 558 6.4 6.4 –26.2 0.40 1.49 0.82 38.9
1 "" means that load center at outside on end of inner ring.
B-119