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749A Timken Mechanical Components

Timken 749A Tapered Roller Bearings - Single Cones - Imperial, Imperial Stamped Steel 147000 lbf 38200 lbf 3 1/4 in 1.8375 in 0.14 in 3.66 in 3.90 in 0.08 in 0.05 in -0.47 in 21900 lbf 84700 lbf 93800 lbf 12200 lbf

Part#:749A

Manufacturer:Timken

Product Lifecycle:Active

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Tapered Roller Bearings - Single Cones - Imperial, Imperial Stamped Steel 147000 lbf 38200 lbf 3 1/4 in 1.8375 in 0.14 in 3.66 in 3.90 in 0.08 in 0.05 in -0.47 in 21900 lbf 84700 lbf 93800 lbf 12200 lbf

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Product Details

  • Cg - Geometry Factor9
    0.0898
  • G2 - Heat Generation Factor (Rib-Roller End)
    26.3
  • G1 - Heat Generation Factor (Roller-Raceway)
    159.6
  • Ca90 - Dynamic Thrust Rating (90 million revolutions)7
    12200 lbf
  • K - Factor8
    1.8
  • C0 - Static Radial Rating
    93800 lbf
  • C90 - Dynamic Radial Rating (90 million revolutions)5
    21900 lbf
  • Aa - Cage-Cone Backface Clearance
    0.05 in
  • C1 - Dynamic Radial Rating (1 million revolutions)6
    84700 lbf
  • da - Cone Frontface Backing Diameter
    3.66 in
  • B - Cone Width
    1.8375 in
  • db - Cone Backface Backing Diameter
    3.90 in
  • Ab - Cage-Cone Frontface Clearance
    0.08 in
  • a - Effective Center Location4
    -0.47 in
  • Cage Type
    Stamped Steel
  • R - Cone Backface To Clear Radius3
    0.14 in
  • C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)1
    147000 lbf
  • Series
    745
  • Cone Part Number
    749A
  • Design Units
    Imperial
  • d - Cone Bore
    3 1/4 in
  • C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)2
    38200 lbf

Product condition

ORIGINAL PACKAGING

SURPLUS ORIGINAL PACKAGING - 100% unused and in original packaging



Related documents 749A Specs

1-year warranty

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Timken Disclaimer:

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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