Ring Material Ring Material |
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Ball Material Ball Material |
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Lubrication Lubrication |
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Dynamic Radial Load Capacity Dynamic RadialLoad Capacity |
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Maximum Speed Maximum Speed |
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Lubricant Lubricant |
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Static Radial Load Capacity Static Radial Load Capacity |
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Shield Material Shield Material |
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About Ball and Roller Bearings
More
Ball Bearings
Open bearings dissipate heat more efficiently than shielded and sealed bearings.
Shielded bearings block out dust and other contaminants, but do not dissipate heat as efficiently as open bearings.
Sealed bearings block out dust and other contaminants better than open and shielded bearings, but retain the most heat.
For technical drawings and 3-D models, click on a part number.
Radial Load Cap., lbs. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
| R4 | 1/4" | 5/8" | 0.196" | Steel | 320 | 135 | 43,000 | Required | -20° to 230° | ABEC-1 | 000000000 | 00000 |
Permanently Lubricated Ball Bearings
A solid polymer lubricant surrounds the balls, eliminating the need for additional lubrication. Because it's solid, the lubricant blocks out water and dust, extending the life of the bearing.
Sealed bearings have even better resistance to dust and contaminants than open bearings.
For technical drawings and 3-D models, click on a part number.
Radial Load Cap., lbs. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
Open | ||||||||||||
| R4 | 1/4" | 5/8" | 3/16" | Steel | 330 | 130 | 28,500 | Lubricated | 10° to 200° | ABEC-1 | 00000000 | 000000 |
| R4A | 1/4" | 3/4" | 7/32" | Steel | 520 | 200 | 24,000 | Lubricated | 10° to 200° | ABEC-1 | 00000000 | 00000 |
Sealed | ||||||||||||
| R4-2RS | 1/4" | 5/8" | 3/16" | Steel | 330 | 130 | 28,500 | Lubricated | 10° to 200° | ABEC-1 | 00000000 | 00000 |
| R4A-2RS | 1/4" | 3/4" | 9/32" | Steel | 520 | 200 | 24,000 | Lubricated | 10° to 200° | ABEC-1 | 00000000 | 00000 |
Precision Stainless Steel Ball Bearings
Made to tight tolerances, these 440C stainless steel bearings combine speed and accuracy with corrosion resistance.
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. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
Open | ||||||||||||
| R4 | 1/4" | 5/8" | 0.196" | 440C Stainless Steel | 250 | 95 | 36,000 | Lubricated | -10° to 240° | ABEC-7 | 0000000 | 000000 |
| R4 | 1/4" | 5/8" | 0.196" | 440C Stainless Steel | 330 | 120 | 45,000 | Lubricated | -10° to 240° | ABEC-5 | 000000000 | 0000 |
Shielded | ||||||||||||
| R4-2Z | 1/4" | 5/8" | 0.196" | 440C Stainless Steel | 150 | 70 | 13,000 | Lubricated | -10° to 240° | ABEC-7 | 0000000 | 0000 |
| R4-2Z | 1/4" | 5/8" | 0.196" | 440C Stainless Steel | 330 | 120 | 45,000 | Lubricated | -10° to 240° | ABEC-5 | 000000000 | 0000 |
Stainless Steel Ball Bearings
Bearings are 440C stainless steel for good corrosion resistance.
Open bearings dissipate heat more efficiently than shielded and sealed bearings.
Shielded bearings block out dust and other contaminants, but do not dissipate heat as efficiently as open bearings.
Sealed bearings block out dust and other contaminants better than open and shielded bearings, but retain the most heat.
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. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
| R4 | 1/4" | 5/8" | 0.196" | 440C Stainless Steel | 260 | 75 | 45,000 | Lubricated | -40° to 240° | ABEC-1 | 0000000 | 00000 |
Radial Load Cap., lbs. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | 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. | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | 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 |
Radial Load Cap., lbs. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
| R4-2RS | 1/4" | 5/8" | 0.196" | 440C Stainless Steel | 260 | 75 | 38,000 | Lubricated | -40° to 240° | ABEC-1 | 0000000 | 00000 |
Food Industry Permanently Lubricated
Stainless Steel Ball Bearings
Good for applications with incidental food contact, these 440C stainless steel bearings have a food-grade, solid polymer lubricant between the balls and ring that eliminates the need for additional lubrication. The solid lubricant blocks out water and dust, extending the life of the bearing.
Sealed bearings have even better resistance to dust and contaminants than open bearings.
For technical drawings and 3-D models, click on a part number.
Radial Load Cap., lbs. | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Specifications Met | Each | |
Open | |||||||||||||
| R4 | 1/4" | 5/8" | 0.196" | 440C Stainless Steel | 260 | 130 | 28,500 | Lubricated | -20° to 210° | ABEC-1 | FDA Compliant 21 CFR 178.3570 | 000000 | 000000 |
Sealed | |||||||||||||
| R4-2RS | 1/4" | 5/8" | 0.196" | 440C Stainless Steel | 260 | 130 | 28,500 | Lubricated | -20° to 210° | ABEC-1 | FDA Compliant 21 CFR 178.3570 | 0000000 | 00000 |
Permanently Lubricated Stainless Steel Ball Bearings
A solid polymer lubricant surrounds the balls, eliminating the need for additional lubrication. The solid lubricant blocks out water and dust, extending the life of the bearing.
Sealed bearings have even better resistance to dust and contaminants than open bearings.
For technical drawings and 3-D models, click on a part number.
Radial Load Cap., lbs. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
Open | ||||||||||||
| R4 | 1/4" | 5/8" | 0.196" | 440C Stainless Steel | 130 | 130 | 28,500 | Lubricated | -10° to 200° | ABEC-1 | 000000 | 000000 |
Sealed | ||||||||||||
| R4-2RS | 1/4" | 5/8" | 0.196" | 440C Stainless Steel | 130 | 130 | 28,500 | Lubricated | -10° to 200° | ABEC-1 | 0000000 | 00000 |
Ultra-Corrosion-Resistant Stainless Steel Ball Bearings
These 316 stainless steel bearings are more corrosion resistant than our other stainless steel bearings, but they have a lower load capacity.
For technical drawings and 3-D models, click on a part number.
Radial Load Cap., lbs. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
Open | ||||||||||||
| R4 | 1/4" | 5/8" | 0.196" | 316 Stainless Steel | 75 | 50 | 2,300 | Required | -40° to 140° | Not Rated | 0000000 | 000000 |
| R4A | 1/4" | 3/4" | 7/32" | 316 Stainless Steel | 75 | 50 | 2,300 | Required | -40° to 140° | Not Rated | 0000000 | 00000 |
Plastic Ball Bearings
These acetal bearings have good all-around corrosion and chemical resistance.
316 stainless steel balls have excellent corrosion resistance.
Glass balls have even more corrosion resistance than stainless steel balls.
For technical drawings and 3-D models, click on a part number.
Radial Load Cap., lbs. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
316 Stainless Steel Ball | ||||||||||||
Open | ||||||||||||
| R4 | 1/4" | 5/8" | 0.196" | Acetal Plastic | 25 | 15 | 2,300 | Not Required | -40° to 180° | Not Rated | 000000 | 00000 |
| R4A | 1/4" | 3/4" | 9/32" | Acetal Plastic | 25 | 15 | 2,300 | Not Required | -40° to 180° | Not Rated | 0000000 | 0000 |
Glass Ball | ||||||||||||
Open | ||||||||||||
| R4 | 1/4" | 5/8" | 0.196" | Acetal Plastic | 25 | 15 | 2,300 | Not Required | -40° to 180° | Not Rated | 000000 | 0000 |
| R4A | 1/4" | 3/4" | 9/32" | Acetal Plastic | 25 | 15 | 2,300 | Not Required | -40° to 180° | Not Rated | 0000000 | 0000 |
Water-Resistant Plastic Ball Bearings
Made of PVDF, these bearings resist moisture absorption, so they won’t warp in underwater applications. They also have excellent chemical and corrosion resistance.
For technical drawings and 3-D models, click on a part number.
Radial Load Cap., lbs. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
Open | ||||||||||||
| R4 | 1/4" | 5/8" | 0.196" | PVDF Plastic | 25 | 15 | 2,300 | Not Required | -40° to 180° | Not Rated | 0000000 | 000000 |
| R4A | 1/4" | 3/4" | 9/32" | PVDF Plastic | 25 | 15 | 2,300 | Not Required | -40° to 180° | Not Rated | 0000000 | 00000 |
High-Temperature Plastic Ball Bearings
These PEEK bearings operate in temperatures above 300° F, almost twice as high as our other plastic ball bearings. They also have good chemical resistance and excellent corrosion resistance.
For technical drawings and 3-D models, click on a part number.
Radial Load Cap., lbs. | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | For Shaft Dia. | For Housing ID | Wd. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
Open | ||||||||||||
| R4 | 1/4" | 5/8" | 0.196" | PEEK Plastic | 30 | 20 | 2,800 | Not Required | -40° to 330° | Not Rated | 0000000 | 000000 |
| R4A | 1/4" | 3/4" | 7/32" | PEEK Plastic | 30 | 20 | 2,800 | Not Required | -40° to 330° | Not Rated | 0000000 | 00000 |
| R4A | 1/4" | 3/4" | 9/32" | PEEK Plastic | 30 | 20 | 2,800 | Not Required | -40° to 330° | Not Rated | 0000000 | 00000 |
Flanged Ball Bearings
The flange ensures proper positioning inside a tube or housing.
440C stainless steel bearings are more corrosion resistant than steel bearings.
Open bearings dissipate heat more efficiently than shielded and sealed 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. | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | For Shaft Dia. | For Housing ID | Wd. | OD | Thick. | Ring Material | Dynamic | Static | Max. Speed, rpm | Lubrication | Temp. Range, °F | ABEC Rating | Each | |
| R4 | 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 |
Flange | Radial Load Cap., lbs. | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trade No. | 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 |