78238 - 78551 Timken Mechanical Components
Part#:78238 - 78551
Manufacturer:Timken
Product Lifecycle:Active
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Tapered Roller Bearings - TS (Tapered Single) Imperial, 78551 Inch Stamped Steel 2.3750 in 5.5130 in 1.3085 in 0.9260 in 1.4375 in 0.2 in 0.090 in 3.1 in 3.46 in 5.22 in 4.61 in 0.2 in 0.24 in 0.31 in
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Product Details
- Cg - Geometry Factor10 0.0884
- G2 - Heat Generation Factor (Rib-Roller End) 19.1
- G1 - Heat Generation Factor (Roller-Raceway) 62.6
- e - ISO Factor8 0.87
- Y - ISO Factor9 0.69
- K - Factor7 0.67
- a - Effective Center Location3 0.31 in
- C90 - Dynamic Radial Rating (90 million revolutions)4 11800 lbf
- C1 - Dynamic Radial Rating (1 million revolutions)5 45600 lbf
- Db - Cup Backface Backing Diameter 4.61 in
- C0 - Static Radial Rating 43400 lbf
- Ca90 - Dynamic Thrust Rating (90 million revolutions)6 17500 lbf
- Aa - Cage-Cone Backface Clearance 0.24 in
- Da - Cup Frontface Backing Diameter 5.22 in
- Ab - Cage-Cone Frontface Clearance 0.2 in
- da - Cone Frontface Backing Diameter 3.1 in
- db - Cone Backface Backing Diameter 3.46 in
- r - Cup Backface To Clear Radius2 0.090 in
- R - Cone Backface To Clear Radius1 0.2 in
- T - Bearing Width 1.4375 in
- Cage Material Stamped Steel
- d - Bore 2.3750 in
- Design Unit Inch
- Cup Part Number 78551
- Series 78000
- B - Cone Width 1.3085 in
- C - Cup Width 0.9260 in
- Cone Part Number 78238
- D - Cup Outer Diameter 5.5130 in
Product condition
ORIGINAL PACKAGING
SURPLUS ORIGINAL PACKAGING - 100% unused and in original packaging
Related documents 78238 - 78551 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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