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Taper roller bearings

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Published: 31 December 2017
Fig. 11 Bearing wear versus time for tapered roller bearings using data obtained with the bearing wear machine. Test parameters: lubricant, SAE 80 EP gear oil with a (13 cSt) viscosity at temperatures of 90 to 100 °C (195 to 210 °F); contaminant, uncut silica dust with concentration of 1000 mg More
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Published: 01 January 2000
Fig. 2 Tapered roller bearing 24 in. radial and thrust load machine. Source: Ref 19 More
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Published: 01 January 2005
Fig. 35 Raw material utilization in the production of a tapered roller bearing race. (a) Produced from hot rolled tube stock. (b) Powder forged from preform. Source: Ref 86 More
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Published: 01 January 1996
Fig. 9 Plot of relative contact fatigue life for tapered roller bearings versus steel cleanness for several steel heats produced by various electric-arc furnace steelmaking practices More
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Published: 01 January 1996
Fig. 11 Plot of relative contact fatigue life for tapered roller bearings versus Λ (the ratio between the minimum elastohydrodynamic film thickness and the root-mean-square roughness of the contacting surfaces) More
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Published: 30 September 2015
Fig. 34 Raw material utilization in the production of a tapered roller bearing race. (a) Produced from hot rolled tube stock. (b) Powder forged from preform. Source: Ref 112 More
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Published: 31 December 2017
Fig. 17 Tapered roller bearing (cutaway view). Courtesy of D. Huffman, The Timken Company More
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Published: 01 January 2002
Fig. 5 Tapered-roller bearing damaged by electrical pitting. (a) Fluting damage caused by continuous passage of electrical current. (b) A roller from (a) polished on the outside diameter and etched with nital to show the many individual arc marks that led to the destruction of the raceway More
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Published: 01 January 2002
Fig. 14 An example of burnup with plastic flow in a tapered-roller bearing. This type of failure may result from loss of lubrication or gross overload. The damage begins as heat generation followed by scoring, and if the lubricant is not replenished or the load reduced, the excessive heat More
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Published: 01 January 2002
Fig. 17 Microspalling (peeling) on a tapered-roller bearing caused by a thin lubricant film compared to the composite surface roughness. (a) Cup showing fatigue on the peaks of surface texture. (b) Cone showing fatigue on the peaks of surface texture. (c) Roller with a general spalled area More
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Published: 01 January 2002
Fig. 25 Bulk damage to a stationary tapered-roller bearing cone resulting from gross impact loading that yielded the cone material and cracked the case-carburized surface. Source: Ref 7 More
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Published: 30 August 2021
Fig. 2 Tapered roller bearing nomenclature. Note: The blue arrow indicates the inner seal wear ring position; the journal is colored blue for clarity. Source: Ref 1 More
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Published: 30 August 2021
Fig. 43 Tapered roller bearing fracture from end loading due to loss of lateral clamp force More
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Published: 31 December 2017
Fig. 4 Schematics of typical radial roller bearing configurations. (a) Cylindrical roller elements. (b) Cross section of a tapered roller bearing. (c) Typical configuration of a radial spherical roller bearing. (d) Radial needle roller bearing with machined ring for the cage. (e) Radial needle More
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Published: 31 December 2017
Fig. 2 Principal components of rolling-element bearings. Note that the tapered roller bearing is only one example of roller geometry. Other geometries include radial roller, needle, and spherical. More
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Published: 31 December 2017
Fig. 1 Radial rolling-element bearings. (a) Cutaway view of radial ball bearing showing inner ring, outer ring, balls, and cage assembly. (b) Tapered roller bearing showing cup and cone components More
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Published: 30 August 2021
Fig. 29 Two failure cases showing the effect of misalignment or tilting moments on rolling-element bearings. (a) Deep-groove ball bearing with rotating outer ring. (b) Tapered roller bearing with rotating outer ring. Source: Ref 24 More
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Published: 01 December 1998
Fig. 1 Effect of total length of inclusion stringers on the rolling contact fatigue life of a 220 mm (8.7 in.) bore tapered roller bearing inner race as a function of steel cleannesss More
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Published: 31 December 2017
Fig. 2 Effect of total length of inclusion stringers on the rolling-contact fatigue life of a 220 mm (8.7 in.) bore tapered roller bearing inner race as a function of steel cleanliness. Source: Ref 18 More
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Published: 31 December 2017
Fig. 5 Relative fatigue life versus specific film thickness, Λ, for tapered roller bearings made of carburized and hardened 8620 steel. Data were compiled for eleven test groups with 88% correlation coefficient on the regression line. Test A represents results from previous testing. Source More