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78250 - 78537 Timken Mechanical Components

Timken 78250 - 78537 Tapered Roller Bearings - TS (Tapered Single) Imperial, 78537 Inch Stamped Steel 2 1/2 in 5.3750 in 1.3085 in 0.9260 in 1.4375 in 0.09 in 0.13 in 3.1 in 3.35 in 5.16 in 4.53 in 0.2 in 0.24 in 0.31 in 11800 lbf

Part#:78250 - 78537

Manufacturer:Timken

Product Lifecycle:Active

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Tapered Roller Bearings - TS (Tapered Single) Imperial, 78537 Inch Stamped Steel 2 1/2 in 5.3750 in 1.3085 in 0.9260 in 1.4375 in 0.09 in 0.13 in 3.1 in 3.35 in 5.16 in 4.53 in 0.2 in 0.24 in 0.31 in 11800 lbf

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Product Details

  • Cg - Geometry Factor10
    0.0884
  • Ca90 - Dynamic Thrust Rating (90 million revolutions)6
    17500 lbf
  • G1 - Heat Generation Factor (Roller-Raceway)
    62.6
  • Y - ISO Factor9
    0.69
  • C0 - Static Radial Rating
    43400 lbf
  • e - ISO Factor8
    0.87
  • G2 - Heat Generation Factor (Rib-Roller End)
    19.1
  • C1 - Dynamic Radial Rating (1 million revolutions)5
    45600 lbf
  • K - Factor7
    0.67
  • C90 - Dynamic Radial Rating (90 million revolutions)4
    11800 lbf
  • Ab - Cage-Cone Frontface Clearance
    0.2 in
  • da - Cone Frontface Backing Diameter
    3.1 in
  • Aa - Cage-Cone Backface Clearance
    0.24 in
  • Da - Cup Frontface Backing Diameter
    5.16 in
  • db - Cone Backface Backing Diameter
    3.35 in
  • a - Effective Center Location3
    0.31 in
  • r - Cup Backface To Clear Radius2
    0.13 in
  • Design Unit
    Inch
  • Db - Cup Backface Backing Diameter
    4.53 in
  • R - Cone Backface To Clear Radius1
    0.09 in
  • T - Bearing Width
    1.4375 in
  • Cage Material
    Stamped Steel
  • B - Cone Width
    1.3085 in
  • d - Bore
    2 1/2 in
  • C - Cup Width
    0.9260 in
  • Series
    78000
  • Cup Part Number
    78537
  • D - Cup Outer Diameter
    5.3750 in
  • Cone Part Number
    78250

Product condition

ORIGINAL PACKAGING

SURPLUS ORIGINAL PACKAGING - 100% unused and in original packaging



Related documents 78250 - 78537 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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