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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This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft.
Timken_TRB_1ROWASSY_TS_32005X-90KA1-A
TRB TS Line Drawing
Unit of Measure
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Part Number

Series

d - Bore

D - Cup Outer Diameter

B - Cone Width

C - Cup Width

T - Bearing Width

C1 - Dynamic Radial Rating (1 million revolutions)

C0 - Static Radial Rating

CAD

34294 - 34500 N/A 34000 N/A 2.9518 in74.976 mm N/A 5 in127 mm N/A 0.9060 in23.012 mm N/A 0.7812 in19.842 mm N/A 1.0625 in26.988 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
42686 - 42620 N/A 42600 N/A 2.9523 in74.988 mm N/A 5 in127 mm N/A 1.2205 in31.001 mm N/A 0.8750 in22.225 mm N/A 1.1875 in30.163 mm N/A 36200 lbf161000 N N/A 49800 lbf222000 N N/A CAD Icon (for items table)
42686 - 42624 N/A 42600 N/A 2.9523 in74.988 mm N/A 5.1171 in129.974 mm N/A 1.2205 in31.001 mm N/A 1.063 in27 mm N/A 1.3090 in33.249 mm N/A 36200 lbf161000 N N/A 49800 lbf222000 N N/A CAD Icon (for items table)
HM215249 - HM215210 N/A HM215200 N/A 2.9916 in75.987 mm N/A 5.1959 in131.976 mm N/A 1.5354 in38.999 mm N/A 1.2598 in31.999 mm N/A 1.5354 in38.999 mm N/A 53900 lbf240000 N N/A 72800 lbf324000 N N/A CAD Icon (for items table)
27684A - 27620 N/A 27600 N/A 3 in76.2 mm N/A 4.9375 in125.413 mm N/A 1.0000 in25.400 mm N/A 0.7813 in19.845 mm N/A 1.0000 in25.400 mm N/A 24900 lbf111000 N N/A 39900 lbf178000 N N/A CAD Icon (for items table)
27684 - 27620 N/A 27600 N/A 3 in76.2 mm N/A 4.9375 in125.413 mm N/A 1.0000 in25.400 mm N/A 0.7813 in19.845 mm N/A 1.0000 in25.400 mm N/A 26300 lbf117000 N N/A 39900 lbf178000 N N/A CAD Icon (for items table)
27684A - 27620RB N/A 27600 N/A 3 in76.2 mm N/A 4.9375 in125.413 mm N/A 1.0000 in25.400 mm N/A 0.7813 in19.845 mm N/A 1.0001 in25.403 mm N/A 24900 lbf111000 N N/A 39900 lbf178000 N N/A CAD Icon (for items table)
27684 - 27620RB N/A 27600 N/A 3 in76.2 mm N/A 4.9375 in125.413 mm N/A 1.0000 in25.400 mm N/A 0.7813 in19.845 mm N/A 1.0001 in25.403 mm N/A 26300 lbf117000 N N/A 39900 lbf178000 N N/A CAD Icon (for items table)
34300A - 34472X N/A 34000 N/A 3 in76.2 mm N/A 4.7244 in120 mm N/A 0.9060 in23.012 mm N/A 0.6299 in15.999 mm N/A 0.9056 in23.002 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34300 - 34472X N/A 34000 N/A 3 in76.2 mm N/A 4.7244 in120 mm N/A 0.9060 in23.012 mm N/A 0.6299 in15.999 mm N/A 0.9056 in23.002 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34301 - 34472X N/A 34000 N/A 3 in76.2 mm N/A 4.7244 in120 mm N/A 0.9060 in23.012 mm N/A 0.6299 in15.999 mm N/A 0.9056 in23.002 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34300 - 34478 N/A 34000 N/A 3 in76.2 mm N/A 4.7812 in121.442 mm N/A 0.9060 in23.012 mm N/A 0.6875 in17.463 mm N/A 0.9688 in24.608 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34301 - 34478 N/A 34000 N/A 3 in76.2 mm N/A 4.7812 in121.442 mm N/A 0.9060 in23.012 mm N/A 0.6875 in17.463 mm N/A 0.9688 in24.608 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34300A - 34478 N/A 34000 N/A 3 in76.2 mm N/A 4.7812 in121.442 mm N/A 0.9060 in23.012 mm N/A 0.6875 in17.463 mm N/A 0.9688 in24.608 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34300 - 34478RB N/A 34000 N/A 3 in76.2 mm N/A 4.7812 in121.442 mm N/A 0.9060 in23.012 mm N/A 0.6875 in17.463 mm N/A 0.9688 in24.608 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34301 - 34478RB N/A 34000 N/A 3 in76.2 mm N/A 4.7812 in121.442 mm N/A 0.9060 in23.012 mm N/A 0.6875 in17.463 mm N/A 0.9688 in24.608 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34300A - 34478RB N/A 34000 N/A 3 in76.2 mm N/A 4.7812 in121.442 mm N/A 0.9060 in23.012 mm N/A 0.6875 in17.463 mm N/A 0.9688 in24.608 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34301 - 34479 N/A 34000 N/A 3 in76.2 mm N/A 4.7812 in121.442 mm N/A 0.9060 in23.012 mm N/A 0.8600 in21.844 mm N/A 0.9688 in24.608 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34300 - 34479 N/A 34000 N/A 3 in76.2 mm N/A 4.7812 in121.442 mm N/A 0.9060 in23.012 mm N/A 0.8600 in21.844 mm N/A 0.9688 in24.608 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34300A - 34479 N/A 34000 N/A 3 in76.2 mm N/A 4.7812 in121.442 mm N/A 0.9060 in23.012 mm N/A 0.8600 in21.844 mm N/A 0.9688 in24.608 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34300 - 34492 N/A 34000 N/A 3 in76.2 mm N/A 4.9250 in125.095 mm N/A 0.9060 in23.012 mm N/A 0.6563 in16.670 mm N/A 0.9449 in24.000 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34300A - 34492 N/A 34000 N/A 3 in76.2 mm N/A 4.9250 in125.095 mm N/A 0.9060 in23.012 mm N/A 0.6563 in16.670 mm N/A 0.9449 in24.000 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34301 - 34492 N/A 34000 N/A 3 in76.2 mm N/A 4.9250 in125.095 mm N/A 0.9060 in23.012 mm N/A 0.6563 in16.670 mm N/A 0.9449 in24.000 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34300 - 34492A N/A 34000 N/A 3 in76.2 mm N/A 4.9233 in125.052 mm N/A 0.9060 in23.012 mm N/A 0.6457 in16.401 mm N/A 0.9343 in23.731 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34300A - 34492A N/A 34000 N/A 3 in76.2 mm N/A 4.9233 in125.052 mm N/A 0.9060 in23.012 mm N/A 0.6457 in16.401 mm N/A 0.9343 in23.731 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34301 - 34492A N/A 34000 N/A 3 in76.2 mm N/A 4.9233 in125.052 mm N/A 0.9060 in23.012 mm N/A 0.6457 in16.401 mm N/A 0.9343 in23.731 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34300A - 34500 N/A 34000 N/A 3 in76.2 mm N/A 5 in127 mm N/A 0.9060 in23.012 mm N/A 0.7812 in19.842 mm N/A 1.0625 in26.988 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34301 - 34500 N/A 34000 N/A 3 in76.2 mm N/A 5 in127 mm N/A 0.9060 in23.012 mm N/A 0.7812 in19.842 mm N/A 1.0625 in26.988 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
34300 - 34500 N/A 34000 N/A 3 in76.2 mm N/A 5 in127 mm N/A 0.9060 in23.012 mm N/A 0.7812 in19.842 mm N/A 1.0625 in26.988 mm N/A 23000 lbf102000 N N/A 30600 lbf136000 N N/A CAD Icon (for items table)
42687 - 42620 N/A 42600 N/A 3 in76.2 mm N/A 5 in127 mm N/A 1.2205 in31.001 mm N/A 0.8750 in22.225 mm N/A 1.1875 in30.163 mm N/A 36200 lbf161000 N N/A 49800 lbf222000 N N/A CAD Icon (for items table)
42687A - 42620 N/A 42600 N/A 3 in76.2 mm N/A 5 in127 mm N/A 1.2205 in31.001 mm N/A 0.8750 in22.225 mm N/A 1.1875 in30.163 mm N/A 36200 lbf161000 N N/A 49800 lbf222000 N N/A CAD Icon (for items table)
42688 - 42620 N/A 42600 N/A 3 in76.2 mm N/A 5 in127 mm N/A 1.2205 in31.001 mm N/A 0.8750 in22.225 mm N/A 1.1875 in30.163 mm N/A 36200 lbf161000 N N/A 49800 lbf222000 N N/A CAD Icon (for items table)
42687A - 42624 N/A 42600 N/A 3 in76.2 mm N/A 5.1171 in129.974 mm N/A 1.2205 in31.001 mm N/A 1.063 in27 mm N/A 1.3090 in33.249 mm N/A 36200 lbf161000 N N/A 49800 lbf222000 N N/A CAD Icon (for items table)
42688 - 42624 N/A 42600 N/A 3 in76.2 mm N/A 5.1171 in129.974 mm N/A 1.2205 in31.001 mm N/A 1.063 in27 mm N/A 1.3090 in33.249 mm N/A 36200 lbf161000 N N/A 49800 lbf222000 N N/A CAD Icon (for items table)
42687 - 42624 N/A 42600 N/A 3 in76.2 mm N/A 5.1171 in129.974 mm N/A 1.2205 in31.001 mm N/A 1.063 in27 mm N/A 1.3090 in33.249 mm N/A 36200 lbf161000 N N/A 49800 lbf222000 N N/A CAD Icon (for items table)
47678 - 47620 N/A 47600 N/A 3 in76.2 mm N/A 5.25 in133.35 mm N/A 1.3125 in33.338 mm N/A 1.0313 in26.195 mm N/A 1.3125 in33.338 mm N/A 48100 lbf214000 N N/A 58900 lbf262000 N N/A CAD Icon (for items table)
47680 - 47620 N/A 47600 N/A 3 in76.2 mm N/A 5.25 in133.35 mm N/A 1.3125 in33.338 mm N/A 1.0313 in26.195 mm N/A 1.3125 in33.338 mm N/A 48100 lbf214000 N N/A 58900 lbf262000 N N/A CAD Icon (for items table)
47679 - 47620 N/A 47600 N/A 3 in76.2 mm N/A 5.25 in133.35 mm N/A 1.3125 in33.338 mm N/A 1.0313 in26.195 mm N/A 1.3125 in33.338 mm N/A 48100 lbf214000 N N/A 58900 lbf262000 N N/A CAD Icon (for items table)
47678 - 47620A N/A 47600 N/A 3 in76.2 mm N/A 5.25 in133.35 mm N/A 1.3125 in33.338 mm N/A 1.0313 in26.195 mm N/A 1.3126 in33.340 mm N/A 48100 lbf214000 N N/A 58900 lbf262000 N N/A CAD Icon (for items table)
47679 - 47620A N/A 47600 N/A 3 in76.2 mm N/A 5.25 in133.35 mm N/A 1.3125 in33.338 mm N/A 1.0313 in26.195 mm N/A 1.3125 in33.338 mm N/A 48100 lbf214000 N N/A 58900 lbf262000 N N/A CAD Icon (for items table)
47680 - 47620A N/A 47600 N/A 3 in76.2 mm N/A 5.25 in133.35 mm N/A 1.3125 in33.338 mm N/A 1.0313 in26.195 mm N/A 1.3126 in33.340 mm N/A 48100 lbf214000 N N/A 58900 lbf262000 N N/A CAD Icon (for items table)
47678 - 47621 N/A 47600 N/A 3 in76.2 mm N/A 5.5115 in139.992 mm N/A 1.3125 in33.338 mm N/A 1.1563 in29.370 mm N/A 1.4376 in36.515 mm N/A 48100 lbf214000 N N/A 58900 lbf262000 N N/A CAD Icon (for items table)
47679 - 47621 N/A 47600 N/A 3 in76.2 mm N/A 5.5115 in139.992 mm N/A 1.3125 in33.338 mm N/A 1.1563 in29.370 mm N/A 1.4375 in36.513 mm N/A 48100 lbf214000 N N/A 58900 lbf262000 N N/A CAD Icon (for items table)
47680 - 47621 N/A 47600 N/A 3 in76.2 mm N/A 5.5115 in139.992 mm N/A 1.3125 in33.338 mm N/A 1.1563 in29.370 mm N/A 1.4375 in36.513 mm N/A 48100 lbf214000 N N/A 58900 lbf262000 N N/A CAD Icon (for items table)
495AX - 492A N/A 495 N/A 3 in76.2 mm N/A 5.25 in133.35 mm N/A 1.1720 in29.769 mm N/A 0.8750 in22.225 mm N/A 1.1876 in30.165 mm N/A 34700 lbf154000 N N/A 48600 lbf216000 N N/A CAD Icon (for items table)
495A - 492A N/A 495 N/A 3 in76.2 mm N/A 5.25 in133.35 mm N/A 1.1720 in29.769 mm N/A 0.8750 in22.225 mm N/A 1.1875 in30.163 mm N/A 34700 lbf154000 N N/A 48600 lbf216000 N N/A CAD Icon (for items table)
495A - 493 N/A 495 N/A 3 in76.2 mm N/A 5.3750 in136.525 mm N/A 1.1720 in29.769 mm N/A 0.8750 in22.225 mm N/A 1.1875 in30.163 mm N/A 34700 lbf154000 N N/A 48600 lbf216000 N N/A CAD Icon (for items table)
495AX - 493 N/A 495 N/A 3 in76.2 mm N/A 5.3750 in136.525 mm N/A 1.1720 in29.769 mm N/A 0.8750 in22.225 mm N/A 1.1875 in30.163 mm N/A 34700 lbf154000 N N/A 48600 lbf216000 N N/A CAD Icon (for items table)
495A - 493A N/A 495 N/A 3 in76.2 mm N/A 5.3140 in134.976 mm N/A 1.1720 in29.769 mm N/A 0.8750 in22.225 mm N/A 1.1876 in30.165 mm N/A 34700 lbf154000 N N/A 48600 lbf216000 N N/A CAD Icon (for items table)
495AX - 493A N/A 495 N/A 3 in76.2 mm N/A 5.3140 in134.976 mm N/A 1.1720 in29.769 mm N/A 0.8750 in22.225 mm N/A 1.1876 in30.165 mm N/A 34700 lbf154000 N N/A 48600 lbf216000 N N/A CAD Icon (for items table)
Unit of Measure
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