28985 - 28921DC Timken Mechanical Components
Part#:28985 - 28921DC
Manufacturer:Timken
Product Lifecycle:Active
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Tapered Roller Bearings - TDO (Tapered Double Outer) Imperial, 28921DC Inch Stamped Steel 2.3750 in 3.9370 in 1 in 1.7500 in 2.1874 in 0.14 in 0.03 in 2.87 in 3.82 in 0.05 in -0.1 in 6180 lbf 41500 lbf
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Product Details
- Y1 - ISO Factor10 1.59
- Cg - Geometry Factor12 0.103
- K - Factor8 1.37
- Ca90 - Dynamic Thrust Rating (90 million revolutions)7 4500 lbf
- C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)6 10800 lbf
- e - ISO Factor9 0.43
- Y2 - ISO Factor11 2.36
- R - Cone Backface To Clear Radius1 0.14 in
- C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)4 6180 lbf
- C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)5 41500 lbf
- r - Cup Backface To Clear Radius2 0.03 in
- Aa - Cage-Cone Backface Clearance 0.05 in
- db - Cone Backface Backing Diameter 2.87 in
- a - Effective Center Location3 -0.1 in
- T - Bearing Width across Cones 2.1874 in
- Da - Cup Frontface Backing Diameter 3.82 in
- C - Double Cup Width 1.7500 in
- Cage Material Stamped Steel
- Cup Part Number 28921DC
- Design Unit Inch
- B - Cone Width 1 in
- d - Bore 2.3750 in
- D - Cup Outer Diameter 3.9370 in
- Cone Part Number 28985
- Series 28900
Product condition
ORIGINAL PACKAGING
SURPLUS ORIGINAL PACKAGING - 100% unused and in original packaging
Related documents 28985 - 28921DC 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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