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28980 - 28920 Timken Mechanical Components

Timken 28980 - 28920 Tapered Roller Bearings - TS (Tapered Single) Imperial, 28920 Inch Stamped Steel 2.3613 in 4.0000 in 1 in 0.7813 in 1.0001 in 0.14 in 0.13 in 2.64 in 2.87 in 3.85 in 3.54 in 0.09 in 0.05 in -0.1 in 6180 lbf

Part#:28980 - 28920

Manufacturer:Timken

Product Lifecycle:Active

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Tapered Roller Bearings - TS (Tapered Single) Imperial, 28920 Inch Stamped Steel 2.3613 in 4.0000 in 1 in 0.7813 in 1.0001 in 0.14 in 0.13 in 2.64 in 2.87 in 3.85 in 3.54 in 0.09 in 0.05 in -0.1 in 6180 lbf

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Product Details

  • Cg - Geometry Factor10
    0.103
  • Y - ISO Factor9
    1.41
  • G2 - Heat Generation Factor (Rib-Roller End)
    24.5
  • G1 - Heat Generation Factor (Roller-Raceway)
    60.1
  • C0 - Static Radial Rating
    33500 lbf
  • Ca90 - Dynamic Thrust Rating (90 million revolutions)6
    4500 lbf
  • K - Factor7
    1.37
  • C90 - Dynamic Radial Rating (90 million revolutions)4
    6180 lbf
  • e - ISO Factor8
    0.43
  • a - Effective Center Location3
    -0.1 in
  • Aa - Cage-Cone Backface Clearance
    0.05 in
  • C1 - Dynamic Radial Rating (1 million revolutions)5
    23800 lbf
  • Ab - Cage-Cone Frontface Clearance
    0.09 in
  • Db - Cup Backface Backing Diameter
    3.54 in
  • da - Cone Frontface Backing Diameter
    2.64 in
  • R - Cone Backface To Clear Radius1
    0.14 in
  • Da - Cup Frontface Backing Diameter
    3.85 in
  • db - Cone Backface Backing Diameter
    2.87 in
  • r - Cup Backface To Clear Radius2
    0.13 in
  • Series
    28900
  • T - Bearing Width
    1.0001 in
  • D - Cup Outer Diameter
    4.0000 in
  • C - Cup Width
    0.7813 in
  • Cone Part Number
    28980
  • Cage Material
    Stamped Steel
  • Cup Part Number
    28920
  • d - Bore
    2.3613 in
  • B - Cone Width
    1 in
  • Design Unit
    Inch

Product condition

ORIGINAL PACKAGING

SURPLUS ORIGINAL PACKAGING - 100% unused and in original packaging



Related documents 28980 - 28920 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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