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387AS - 384XD Timken Mechanical Components

Timken 387AS - 384XD Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial, 384XD Inch Stamped Steel 2 1/4 in 3.9370 in 0.8640 in 3.7640 in 4.1389 in 0.2 in 0.03 in 2.87 in 3.74 in 0.03 in -0.12 in 6280 lbf 42200 lbf

Part#:387AS - 384XD

Manufacturer:Timken

Product Lifecycle:Active

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Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial, 384XD Inch Stamped Steel 2 1/4 in 3.9370 in 0.8640 in 3.7640 in 4.1389 in 0.2 in 0.03 in 2.87 in 3.74 in 0.03 in -0.12 in 6280 lbf 42200 lbf

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Product Details

  • K - Factor8
    1.65
  • Cg - Geometry Factor12
    0.0859
  • Y1 - ISO Factor10
    1.91
  • e - ISO Factor9
    0.35
  • Ca90 - Dynamic Thrust Rating (90 million revolutions)7
    3810 lbf
  • Y2 - ISO Factor11
    2.84
  • Aa - Cage-Cone Backface Clearance
    0.03 in
  • Da - Cup Frontface Backing Diameter
    3.74 in
  • C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6
    10900 lbf
  • C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5
    42200 lbf
  • a - Effective Center Location3
    -0.12 in
  • C - Double Cup Width
    3.7640 in
  • T - Bearing Width across Cones
    4.1389 in
  • r - Cup Backface To Clear Radius2
    0.03 in
  • C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4
    6280 lbf
  • R - Cone Backface To Clear Radius1
    0.2 in
  • db - Cone Backface Backing Diameter
    2.87 in
  • Design Unit
    Inch
  • D - Cup Outer Diameter
    3.9370 in
  • Cone Part Number
    387AS
  • d - Bore
    2 1/4 in
  • Cage Material
    Stamped Steel
  • B - Cone Width
    0.8640 in
  • Cup Part Number
    384XD
  • Series
    385

Product condition

ORIGINAL PACKAGING

SURPLUS ORIGINAL PACKAGING - 100% unused and in original packaging



Related documents 387AS - 384XD 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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