1987 - 1931 Timken Mechanical Components
Part#:1987 - 1931
Manufacturer:Timken
Product Lifecycle:Active
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Tapered Roller Bearings - TS (Tapered Single) Imperial, 1931 Inch Stamped Steel 1.062 in 2.375 in 0.7620 in 0.6250 in 0.7620 in 0.03 in 0.05 in 1.24 in 1.28 in 2.20 in 2.05 in 0.08 in 0 in -0.23 in 2820 lbf
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Product Details
- e - ISO Factor8 0.33
- Y - ISO Factor9 1.82
- G2 - Heat Generation Factor (Rib-Roller End) 6.33
- G1 - Heat Generation Factor (Roller-Raceway) 12.5
- Cg - Geometry Factor10 0.0565
- C90 - Dynamic Radial Rating (90 million revolutions)4 2820 lbf
- Ca90 - Dynamic Thrust Rating (90 million revolutions)6 1590 lbf
- C0 - Static Radial Rating 11300 lbf
- a - Effective Center Location3 -0.23 in
- K - Factor7 1.77
- Db - Cup Backface Backing Diameter 2.05 in
- Da - Cup Frontface Backing Diameter 2.20 in
- Aa - Cage-Cone Backface Clearance 0 in
- db - Cone Backface Backing Diameter 1.28 in
- Ab - Cage-Cone Frontface Clearance 0.08 in
- C1 - Dynamic Radial Rating (1 million revolutions)5 10900 lbf
- r - Cup Backface To Clear Radius2 0.05 in
- da - Cone Frontface Backing Diameter 1.24 in
- R - Cone Backface To Clear Radius1 0.03 in
- Cone Part Number 1987
- T - Bearing Width 0.7620 in
- Cage Material Stamped Steel
- D - Cup Outer Diameter 2.375 in
- Cup Part Number 1931
- Series 1900
- B - Cone Width 0.7620 in
- d - Bore 1.062 in
- Design Unit Inch
- C - Cup Width 0.6250 in
Product condition
ORIGINAL PACKAGING
SURPLUS ORIGINAL PACKAGING - 100% unused and in original packaging
Related documents 1987 - 1931 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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