For Load Direction For Load Direction |
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![]() | Radial |
![]() | Combined Radial and Thrust |
Bearing Trade Number Bearing Trade Number |
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Dynamic Radial Load Capacity Dynamic RadialLoad Capacity | Show |
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Dynamic Radial Load Capacity Dynamic RadialLoad Capacity | Hide |
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Static Radial Load Capacity Static Radial Load Capacity |
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Ring Material Ring Material |
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Dynamic Thrust Load Capacity Dynamic Thrust Load Capacity |
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Construction Construction |
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Shaft Mount Type Shaft Mount Type |
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Maximum Speed Maximum Speed |
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Lubrication Lubrication |
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Inner Ring Width Inner Ring Width |
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REACH (Registration, Evaluation, Authorization and Restriction of Chemicals) REACH (Registration,Evaluation, Authorization and Restriction of Chemicals) |
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RoHS (Restriction of Hazardous Substances) RoHS (Restriction ofHazardous Substances) |
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About Ball and Roller Bearings
More
Tapered Bore Self-Aligning Ball Bearings


For use on tapered shafts and round shafts with adapter sleeves, these ball-bearings have a spherical raceway to compensate for shaft misalignment.
For technical drawings and 3-D models, click on a part number.
Radial Load Capacity | ||||||||||||||
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Bearing Trade Number | For Shaft Diameter, mm | For Housing ID, mm | Width, mm | Ring Material | Dynamic | Static, lbs. | Maximum Speed, rpm | Lubrication | Misalignment Capability | Maximum Temperature, °F | Rate of Taper | ABEC Rating | Each | |
Open | ||||||||||||||
1205K | 25 | 52 | 15 | Steel | 2,700 | 740 | 12,000 | Required | 4° | 240° | 1:12 | ABEC-1 | 0000000 | 000000 |
Ultra-Thin Ball Bearings


These bearings have twice as many contact points as angular-contact ball bearings. Fit onto large-diameter hollow shafts to run air and hydraulic lines, electrical wiring, and other components through moving parts in assemblies such as index and rotary tables, packaging equipment, and robotics.
Open bearings dissipate heat more efficiently than shielded bearings.
Shielded bearings block out dust and other contaminants, but do not dissipate heat as efficiently as open bearings.
For technical drawings and 3-D models, click on a part number.
Radial Load Cap., lbs. | Thrust Load Cap., lbs. | Moment Load Cap., ft.-lbs. | ||||||||||||
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For Shaft Dia. | For Housing ID | Wd. | Dynamic | Static | Dynamic | Static | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
Steel Ring | ||||||||||||||
Open | ||||||||||||||
70mm | 90mm | 10mm | 2,700 | 2,650 | Not Rated | Not Rated | Not Rated | Not Rated | 8,100 | Lubricated | -50° to 130° | ABEC-1 | 00000000 | 0000000 |
Shielded | ||||||||||||||
70mm | 90mm | 10mm | 2,700 | 2,650 | Not Rated | Not Rated | Not Rated | Not Rated | 6,800 | Lubricated | -40° to 150° | ABEC-1 | 00000000 | 000000 |
Tapered-Roller Bearings


Found anywhere from machine tool spindles to conveyor rollers, these bearings have a two-piece design that allows for adjustment.
Radial Load Cap., lbs. | Thrust Load Cap., lbs. | |||||||||||
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For Shaft Dia. | For Housing ID | Wd. | Bearing Trade Number | Dynamic | Static | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | Each | |
Steel Ring | ||||||||||||
Open | ||||||||||||
1" | 2 7/16" | 9/16" | 15100/15245 | 2,700 | 12,100 | 1,600 | 12,400 | 3,300 | Required | -60° to 200° | 0000000 | 000000 |
1 1/8" | 2 29/64" | 9/16" | 15113/15245 | 2,700 | 12,100 | 1,600 | 12,400 | 3,300 | Required | -60° to 200° | 00000000 | 00000 |
1 3/16" | 2 7/16" | 5/8" | 15118/15244 | 2,700 | 12,100 | 1,600 | 12,400 | 3,300 | Required | -60° to 200° | 0000000 | 00000 |
Needle-Roller Bearings

Also known as drawn-cup roller bearings, these are our thinnest roller bearings. The outer ring is drawn out to form a lip that holds the bearing together. Bearings take on the shape of their housing and may be oblong prior to installation.
Open bearings dissipate heat more efficiently than sealed bearings.
Sealed bearings block out dust better than open bearings, but retain more heat.
For technical drawings and 3-D models, click on a part number.
Radial Load Cap., lbs. | ||||||||||||
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For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | For Shaft Surface Smoothness (Ra), microinch | Temp. Range, °F | Specifications Met | Each | |
Open | ||||||||||||
5/8" | 13/16" | 3/4" | Steel | 2,700 | 4,330 | 16,000 | Required | 8 | -20° to 280° | DIN 281, ISO 76 | 00000000 | 00000 |
30mm | 37mm | 12mm | Steel | 2,700 | 4,100 | 8,500 | Required | 8 | -40° to 280° | DIN 618, ISO 3245 | 00000000 | 00000 |
Sealed—Both Sides | ||||||||||||
30mm | 37mm | 16mm | Steel | 2,700 | 4,050 | 5,200 | Lubricated | 8 | 0° to 210° | DIN 618 | 00000000 | 00000 |
Precision Needle-Roller Bearings


Install these bearings directly onto hardened and ground shafts. They have higher load capacity, speed, and accuracy than standard needle-roller bearings.
Open bearings dissipate heat more efficiently than sealed bearings.
Shaft liners allow you to use the bearing on unhardened and unground shafts.
For technical drawings and 3-D models, click on a part number.