About Ball and Roller Bearings
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Ball 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. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bearing Trade Number  | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
| R4-2Z | 1/4" | 5/8" | 0.196" | Steel | 330 | 130 | 42,000 | Lubricated | -58° to 302° | ABEC-1 | 000000000 | 00000 |
Stainless Steel Ball Bearings
Bearings are 440C stainless steel for good corrosion resistance.
Shielded bearings block out dust and other contaminants, but do not dissipate heat as efficiently as open bearings.
Bearings with extended inner ring provide additional shaft support.
For technical drawings and 3-D models, click on a part number.
Radial Load Cap., lbs. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bearing Trade Number | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
| R4-2Z | 1/4" | 5/8" | 0.196" | 440C Stainless Steel | 260 | 75 | 38,000 | Lubricated | -40° to 240° | ABEC-1 | 0000000 | 00000 |
Inner Ring | Radial Load Cap., lbs. | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bearing Trade Number | For Shaft Dia. | For Housing ID | Wd. | OD | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
| R4-2Z | 1/4" | 5/8" | 0.196" | 0.331" | 0.227" | 440C Stainless Steel | 330 | 120 | 45,000 | Lubricated | -40° to 240° | ABEC-5 | 000000000 | 00000 |
Precision Stainless Steel Ball Bearings
Made to tight tolerances, these 440C stainless steel bearings combine speed and accuracy with corrosion resistance.
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. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bearing Trade Number | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
Shielded | ||||||||||||
| R4-2Z | 1/4" | 5/8" | 0.196" | 440C Stainless Steel | 150 | 70 | 13,000 | Lubricated | -10° to 240° | ABEC-7 | 0000000 | 000000 |
| R4-2Z | 1/4" | 5/8" | 0.196" | 440C Stainless Steel | 330 | 120 | 45,000 | Lubricated | -10° to 240° | ABEC-5 | 000000000 | 0000 |
Flanged Ball Bearings
440C stainless steel bearings are more corrosion resistant than steel 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.
Flange | Radial Load Cap., lbs. | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bearing Trade Number | For Shaft Dia. | For Housing ID | Wd. | OD | Thick. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
| R4-2Z | 1/4" | 5/8" | 0.196" | 0.69" | 0.04" | 440C Stainless Steel | 330 | 120 | 45,000 | Lubricated | -20° to 250° | ABEC-5 | 000000000 | 00000 |
Precision Flanged Ball Bearings
When speed and accuracy matter most, opt for these bearings. They’re made to tighter tolerances than standard flanged ball bearings. All are 440C stainless steel for good corrosion resistance. The flange ensures proper positioning inside a tube or housing.
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.
Flange | Radial Load Cap., lbs. | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bearing Trade Number | For Shaft Dia. | For Housing ID | Wd. | OD | Thick. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
Shielded | ||||||||||||||
| R4-2Z | 1/4" | 5/8" | 0.196" | 0.69" | 0.04" | 440C Stainless Steel | 150 | 70 | 13,000 | Lubricated | -60° to 250° | ABEC-7 | 0000000 | 000000 |