25878 - 25821 Timken Mechanical Components
Part#:25878 - 25821
Manufacturer:Timken
Product Lifecycle:Active
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Tapered Roller Bearings - TS (Tapered Single) Imperial, 25821 Inch Stamped Steel 1 3/8 in 2.8750 in 0.9688 in 0.7500 in 0.9375 in 0.14 in 0.03 in 1.59 in 1.85 in 2.72 in 2.56 in 0.09 in 0.02 in -0.32 in
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Product Details
- Cg - Geometry Factor10 0.0695
- G1 - Heat Generation Factor (Roller-Raceway) 26.4
- K - Factor7 2.01
- G2 - Heat Generation Factor (Rib-Roller End) 10.9
- e - ISO Factor8 0.29
- Ca90 - Dynamic Thrust Rating (90 million revolutions)6 2460 lbf
- Y - ISO Factor9 2.07
- C90 - Dynamic Radial Rating (90 million revolutions)4 4960 lbf
- C0 - Static Radial Rating 21900 lbf
- C1 - Dynamic Radial Rating (1 million revolutions)5 19100 lbf
- Aa - Cage-Cone Backface Clearance 0.02 in
- Ab - Cage-Cone Frontface Clearance 0.09 in
- a - Effective Center Location3 -0.32 in
- Da - Cup Frontface Backing Diameter 2.72 in
- Db - Cup Backface Backing Diameter 2.56 in
- db - Cone Backface Backing Diameter 1.85 in
- da - Cone Frontface Backing Diameter 1.59 in
- r - Cup Backface To Clear Radius2 0.03 in
- R - Cone Backface To Clear Radius1 0.14 in
- T - Bearing Width 0.9375 in
- D - Cup Outer Diameter 2.8750 in
- Cup Part Number 25821
- B - Cone Width 0.9688 in
- Cage Material Stamped Steel
- C - Cup Width 0.7500 in
- d - Bore 1 3/8 in
- Design Unit Inch
- Series 25800
- Cone Part Number 25878
Product condition
ORIGINAL PACKAGING
SURPLUS ORIGINAL PACKAGING - 100% unused and in original packaging
Related documents 25878 - 25821 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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