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748-S - 742D Timken Mechanical Components

Timken 748-S - 742D Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial, 742D Inch Stamped Steel 3 in 6.1250 in 1.8375 in 3.3750 in 4 in 0.14 in 0.06 in 3.66 in 5.64 in 0.05 in -0.47 in 21900 lbf 147000 lbf 38200 lbf

Part#:748-S - 742D

Manufacturer:Timken

Product Lifecycle:Active

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Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial, 742D Inch Stamped Steel 3 in 6.1250 in 1.8375 in 3.3750 in 4 in 0.14 in 0.06 in 3.66 in 5.64 in 0.05 in -0.47 in 21900 lbf 147000 lbf 38200 lbf

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Product Details

  • Y1 - ISO Factor10
    2.08
  • Cg - Geometry Factor12
    0.0898
  • Y2 - ISO Factor11
    3.09
  • K - Factor8
    1.8
  • e - ISO Factor9
    0.33
  • Ca90 - Dynamic Thrust Rating (90 million revolutions)7
    12200 lbf
  • C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5
    147000 lbf
  • R - Cone Backface To Clear Radius1
    0.14 in
  • Aa - Cage-Cone Backface Clearance
    0.05 in
  • C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6
    38200 lbf
  • Da - Cup Frontface Backing Diameter
    5.64 in
  • r - Cup Backface To Clear Radius2
    0.06 in
  • T - Bearing Width across Cones
    4 in
  • db - Cone Backface Backing Diameter
    3.66 in
  • a - Effective Center Location3
    -0.47 in
  • C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4
    21900 lbf
  • Design Unit
    Inch
  • Cage Material
    Stamped Steel
  • C - Double Cup Width
    3.3750 in
  • d - Bore
    3 in
  • Cone Part Number
    748-S
  • D - Cup Outer Diameter
    6.1250 in
  • B - Cone Width
    1.8375 in
  • Series
    745
  • Cup Part Number
    742D

Product condition

ORIGINAL PACKAGING

SURPLUS ORIGINAL PACKAGING - 100% unused and in original packaging



Related documents 748-S - 742D Specs

1-year warranty

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The product is unused surplus. Quotebeam is not an authorized surplus dealer or affiliate for the Manufacturer of this product. Products may feature older date codes or be from an earlier series than what is currently available from the manufacturer or authorized dealers. Because Quotebeam is not an authorized distributor of this product, the Original Manufacturer’s warranty does not apply. While many Timken Controls products will have firmware already installed, Quotebeam makes no representation as to whether a Controls product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Quotebeam also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Timken, its distributors, or any other source. Quotebeam also makes no representations as to your right to install any such firmware on the product. Quotebeam will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

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