The Timken Company
The Timken Company
4500 Mt Pleasant St. NW
N. Canton, OH 44720
Phone: (234) 262-3000
E-Mail: CustomerCAD@timken.com • Web site: www.timken.com
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2TS-DM assemblies are comprised of two single-row bearings with abutting back facing inner rings and an outer ring spacer with lubricating holes is typical. These are generally used at fixed positions on rotating shaft applications.

Design Attributes:
  • Two single row bearings, with or without a spacer
  • When spacers are used, bearing is furnished as a preset, matched assembly
  • Spacers available with or without lubricant grooves and holes
    • Timken--Tapered-Single-Spacer-Assembly-with-Direct-Mounting--2TS-DM--Main_Family-Picture-2026
    TRB 2TS-DM Line Drawing
    Unit of Measure
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    Part Number

    Bore (d)

    O.D. (D)

    Width (T)

    B - Width

    C1 - Dynamic Radial Rating (1 million revolutions)

    CAD

    98350-90039 N/A 3 1/2 in88.900 mm N/A 7.874 in200 mm N/A 4.1544 in105.522 mm N/A 3.875 in98.425 mm N/A 189000 lbf839000 N N/A
    HM218248-902A2 N/A 3.5423 in89.974 mm N/A 5.7864 in146.975 mm N/A 3.1496 in80 mm N/A 3.1496 in80 mm N/A 127000 lbf565000 N N/A
    JM718149-90KA3 N/A 3.5433 in90 mm N/A 5.7087 in145.000 mm N/A 2.7559 in70 mm N/A 2.6772 in68.000 mm N/A 87000 lbf387000 N N/A
    JHM318448-90KA1 N/A 3.5433 in90 mm N/A 6.1024 in155.000 mm N/A 3.4646 in88 mm N/A 3.4646 in88.000 mm N/A 153000 lbf683000 N N/A
    J90354-90K05 N/A 3.5433 in90 mm N/A 7.4803 in190 mm N/A 4 in101.6 mm N/A 3.625 in92.076 mm N/A 150000 lbf667000 N N/A
    778-90234 N/A 3.6250 in92.075 mm N/A 7.1250 in180.975 mm N/A 3.75 in95.25 mm N/A 3.78 in96.012 mm N/A 135000 lbf603000 N N/A
    JM719149-90KA1 N/A 3.7402 in95 mm N/A 5.9055 in150 mm N/A 2.7559 in70 mm N/A 2.6772 in68.000 mm N/A 84000 lbf374000 N N/A
    594-90201 N/A 3 3/4 in95.250 mm N/A 5.8125 in147.638 mm N/A 2.8124 in71.435 mm N/A 2.86 in72.644 mm N/A 84600 lbf376000 N N/A
    594-90219 N/A 3 3/4 in95.250 mm N/A 6.0000 in152.400 mm N/A 3.125 in79.375 mm N/A 2.86 in72.644 mm N/A 84600 lbf376000 N N/A
    52375-902A5 N/A 3 3/4 in95.250 mm N/A 6.1875 in157.163 mm N/A 2.875 in73.025 mm N/A 2.8438 in72.233 mm N/A 87500 lbf389000 N N/A
    683-90177 N/A 3 3/4 in95.250 mm N/A 6.6250 in168.275 mm N/A 3.25 in82.55 mm N/A 3.25 in82.55 mm N/A 104000 lbf461000 N N/A
    776-90211 N/A 3 3/4 in95.250 mm N/A 7.1250 in180.975 mm N/A 3.75 in95.25 mm N/A 3.78 in96.012 mm N/A 135000 lbf603000 N N/A
    864-902A1 N/A 3 3/4 in95.250 mm N/A 7.5 in190.5 mm N/A 4.5 in114.3 mm N/A 4.53 in115.062 mm N/A 179000 lbf797000 N N/A
    42381-90124 N/A 3.8125 in96.838 mm N/A 5.8437 in148.430 mm N/A 2.2500 in57.150 mm N/A 2.2812 in57.942 mm N/A 75600 lbf336000 N N/A
    90381-90020 N/A 3.8125 in96.838 mm N/A 7.4375 in188.913 mm N/A 4 in101.6 mm N/A 3.625 in92.076 mm N/A 150000 lbf667000 N N/A
    90381-90014 N/A 3.8125 in96.838 mm N/A 7.4375 in188.913 mm N/A 5.25 in133.35 mm N/A 4.875 in123.825 mm N/A 150000 lbf667000 N N/A
    685-90175 N/A 3.8750 in98.425 mm N/A 6.6250 in168.275 mm N/A 3.25 in82.55 mm N/A 3.25 in82.55 mm N/A 104000 lbf461000 N N/A
    HH421246C-902A1 N/A 3.8750 in98.425 mm N/A 7.2500 in184.150 mm N/A 5 in127 mm N/A 5 in127 mm N/A 246000 lbf1090000 N N/A
    HM321245-902A1 N/A 3.9060 in99.212 mm N/A 6.7500 in171.450 mm N/A 3.875 in98.425 mm N/A 3.875 in98.424 mm N/A 135000 lbf602000 N N/A
    JM720249-90KA1 N/A 3.937 in100 mm N/A 6.1024 in155.000 mm N/A 2.8346 in72 mm N/A 2.7560 in70 mm N/A 90600 lbf403000 N N/A
    JM720249-90N02 N/A 3.937 in100 mm N/A 6.1024 in155.000 mm N/A 2.8536 in72.481 mm N/A 2.7560 in70 mm N/A 90600 lbf403000 N N/A
    JHM720249-90KA7 N/A 3.937 in100 mm N/A 6.2992 in160.000 mm N/A 3.2284 in82 mm N/A 3.1496 in80 mm N/A 130000 lbf576000 N N/A
    687-90193 N/A 4 in101.600 mm N/A 6.6250 in168.275 mm N/A 3.25 in82.55 mm N/A 3.25 in82.55 mm N/A 104000 lbf461000 N N/A
    861-90060 N/A 4 in101.600 mm N/A 7.5 in190.5 mm N/A 4.5 in114.3 mm N/A 4.53 in115.062 mm N/A 179000 lbf797000 N N/A
    HH221449-90087 N/A 4 in101.600 mm N/A 7.5 in190.5 mm N/A 4.5 in114.3 mm N/A 4.53 in115.062 mm N/A 209000 lbf929000 N N/A
    Unit of Measure
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