Aurora Bearing Company
Aurora Bearing Company
901 Aucutt Rd.
Montgomery, IL 60538
Phone: 630.859.2030 • Fax: 630.859.0971
Email: customersupport@aurorabearing.com • Website: www.aurorabearing.com
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  • Includes sleeve, hydraulic nut and lockwasher or lockplate.
  • Hydraulic assistance facilitates mounting of large bearing. Oil pump required to inject pressurized oil.
  • Other dimensions may be available, consult your Timken sales representative.
Metric OH Hydraulic Adapter Sleeve
Metric Hydraulic Adapter Sleeve2
Unit of Measure
1 2 3 

Part Number

d1

L

D3

Locknut

Lockwasher and Lockplates

Appropriate Hydraulic Nut

OH3276H N/A 360 mm N/A 310 mm N/A 490 mm N/A HM3176 N/A MS3176 N/A HMV 76
OH3980H N/A 380 mm N/A 168 mm N/A 470 mm N/A HM3080 N/A MS3080 N/A HMV 80
OH3080H N/A 380 mm N/A 210 mm N/A 470 mm N/A HM3080 N/A MS3080 N/A HMV 80
OH3180H N/A 380 mm N/A 272 mm N/A 520 mm N/A HM3180 N/A MS3180 N/A HMV 80
OH3280H N/A 380 mm N/A 328 mm N/A 520 mm N/A HM3180 N/A MS3180 N/A HMV 80
OH3984H N/A 400 mm N/A 168 mm N/A 490 mm N/A HM3084 N/A MS3084 N/A HMV 84
OH3084H N/A 400 mm N/A 212 mm N/A 490 mm N/A HM3084 N/A MS3084 N/A HMV 84
OH3184H N/A 400 mm N/A 304 mm N/A 540 mm N/A HM3184 N/A MS3184 N/A HMV 84
OH3284H N/A 400 mm N/A 352 mm N/A 540 mm N/A HM3184 N/A MS3184 N/A HMV 84
OH3988H N/A 410 mm N/A 189 mm N/A 520 mm N/A HM3088 N/A MS3088 N/A HMV 88
OH3088H N/A 410 mm N/A 228 mm N/A 520 mm N/A HM3088 N/A MS3088 N/A HMV 88
OH3188H N/A 410 mm N/A 307 mm N/A 560 mm N/A HM3188 N/A MS3188 N/A HMV 88
OH3288H N/A 410 mm N/A 361 mm N/A 560 mm N/A HM3188 N/A MS3188 N/A HMV 88
OH3992H N/A 430 mm N/A 189 mm N/A 540 mm N/A HM3092 N/A MS3092 N/A HMV 92
OH3092H N/A 430 mm N/A 234 mm N/A 540 mm N/A HM3092 N/A MS3092 N/A HMV 92
OH3192H N/A 430 mm N/A 326 mm N/A 580 mm N/A HM3192 N/A MS3192 N/A HMV 92
OH3292H N/A 430 mm N/A 382 mm N/A 580 mm N/A HM3192 N/A MS3192 N/A HMV 92
OH3996H N/A 450 mm N/A 200 mm N/A 560 mm N/A HM3096 N/A MS3096 N/A HMV 96
OH3096H N/A 450 mm N/A 237 mm N/A 560 mm N/A HM3096 N/A MS3096 N/A HMV 96
OH3196H N/A 450 mm N/A 335 mm N/A 620 mm N/A HM3196 N/A MS3196 N/A HMV 96
OH3296H N/A 450 mm N/A 397 mm N/A 620 mm N/A HM3196 N/A MS3196 N/A HMV 96
OH39/500H N/A 470 mm N/A 208 mm N/A 580 mm N/A HM30/500 N/A MS30/500 N/A HMV 100
OH31/500H N/A 470 mm N/A 356 mm N/A 630 mm N/A HM31/500 N/A MS31/500 N/A HMV 100
OH32/500H N/A 470 mm N/A 428 mm N/A 630 mm N/A HM31/500 N/A MS31/500 N/A HMV 100
OH39/530H N/A 500 mm N/A 216 mm N/A 630 mm N/A HM30/530 N/A MS30/530 N/A HMV 106
OH31/530H N/A 500 mm N/A 364 mm N/A 670 mm N/A HM31/530 N/A MS31/530 N/A HMV 106
OH32/530H N/A 500 mm N/A 447 mm N/A 670 mm N/A HM31/530 N/A MS31/530 N/A HMV 106
OH39/560H N/A 530 mm N/A 227 mm N/A 650 mm N/A HM30/560 N/A MS30/560 N/A HMV 112
OH31/560H N/A 530 mm N/A 377 mm N/A 710 mm N/A HM31/560 N/A MS31/560 N/A HMV 112
OH32/560H N/A 530 mm N/A 462 mm N/A 710 mm N/A HM31/560 N/A MS31/560 N/A HMV 112
OH39/600H N/A 560 mm N/A 239 mm N/A 700 mm N/A HM30/600 N/A MS30/600 N/A HMV 120
OH30/600H N/A 560 mm N/A 289 mm N/A 700 mm N/A HM30/600 N/A MS30/600 N/A HMV 120
OH31/600H N/A 560 mm N/A 399 mm N/A 750 mm N/A HM31/600 N/A MS31/600 N/A HMV 120
OH32/600H N/A 560 mm N/A 487 mm N/A 750 mm N/A HM31/600 N/A MS31/600 N/A HMV 120
OH39/630H N/A 600 mm N/A 254 mm N/A 730 mm N/A HM30/630 N/A MS30/630 N/A HMV 126
OH30/630H N/A 600 mm N/A 301 mm N/A 730 mm N/A HM30/630 N/A MS30/630 N/A HMV 126
OH31/630H N/A 600 mm N/A 424 mm N/A 800 mm N/A HM31/630 N/A MS31/630 N/A HMV 126
OH32/630H N/A 600 mm N/A 521 mm N/A 800 mm N/A HM31/630 N/A MS31/630 N/A HMV 126
OH39/670H N/A 630 mm N/A 264 mm N/A 780 mm N/A HM30/670 N/A MS30/670 N/A HMV 134
OH30/670H N/A 630 mm N/A 324 mm N/A 780 mm N/A HM30/670 N/A MS30/670 N/A HMV 134
OH31/670H N/A 630 mm N/A 456 mm N/A 850 mm N/A HM31/670 N/A MS31/670 N/A HMV 134
OH32/670H N/A 630 mm N/A 558 mm N/A 850 mm N/A HM31/670 N/A MS31/670 N/A HMV 134
OH39/710H N/A 670 mm N/A 286 mm N/A 830 mm N/A HM30/710 N/A MS30/710 N/A HMV 142
OH30/710H N/A 670 mm N/A 342 mm N/A 830 mm N/A HM30/710 N/A MS30/710 N/A HMV 142
OH31/710H N/A 670 mm N/A 467 mm N/A 900 mm N/A HM31/710 N/A MS31/710 N/A HMV 142
OH32/710H N/A 670 mm N/A 572 mm N/A 900 mm N/A HM31/710 N/A MS31/710 N/A HMV 142
OH39/750H N/A 710 mm N/A 291 mm N/A 870 mm N/A HM30/750 N/A MS30/750 N/A HMV 150
OH30/750H N/A 710 mm N/A 356 mm N/A 870 mm N/A HM30/750 N/A MS30/750 N/A HMV 150
OH31/750H N/A 710 mm N/A 493 mm N/A 950 mm N/A HM31/750 N/A MS31/750 N/A HMV 150
OH32/750H N/A 710 mm N/A 603 mm N/A 950 mm N/A HM31/750 N/A MS31/750 N/A HMV 150
Unit of Measure
1 2 3