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Rollway 3311 ZZ C3 55 mm Bore Size, 120 mm Outside Diameter, Angular Contact Ball Bearing, Double Row, Straight Bore, Shielded, 52100 Bearing Steel, C3 Radial Clearance 55 mm Bore Size, 120 mm Outside Diameter, Angular Contact Ball Bearing, Double Row, Straight Bore, Shielded, 52100 Bearing Steel, C3 Radial Clearance
MODEL 3311 ZZ C3
Contact supplier for technical support on: 800-626-2120
$317.31 Each
Prices are subject to change
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Typically Ships in: 1 day
Returnable: Yes
Bore Size (mm)
55
Bore Type
Straight
Cage Material
Steel
Contact Angle
30°
Duplexing
No
Dynamic Load Rating (kN)
98
Dynamic Load Rating (lb)
22031
Full Complement/Caged
Caged
Height
4.72
Length
4.72
Material
52100 Bearing Steel
Misalignment
No
Number of Rows
2
O.D. (mm)
120
Overall Width (in)
1.937
Overall Width (mm)
49.2
Platform
Double Row Angular Contact Ball Bearing
Radial Clearance
C3
Rolling Element
Ball
Seal Type
Shield
Sealed
Shielded - Both Sides
Series
3300
Speed (Max) Grease (rpm)
3600
Speed (Max) Oil (rpm)
4800
Static Load Rating (kN)
88
Width
1.94
Regal Beloit Rollway 3311 ZZ C3
UPC: 637410095953 | UNSPSC: 31171531 | GTIN:
Bearings > Ball Bearings > Angular Contact Ball Bearings
Rollway® Angular Contact Ball Bearing, Round Straight Bore Unmounted, Series: 3300, 55 mm Bore Dia, 120 mm Outside Dia, 2 Rows, 49.2 mm W, 30 deg Contact, Double Shielded Closure, 98 kN Dynamic/88 kN Static, Steel Bearing, Pressed Steel Cage, 3600 rpm Grease/4800 rpm Oil Maximum, 248 deg F, Uncoated
Features:
- Quiet and smooth running even at higher speed
- Seals are best protection against contamination in tough environments
- Rollway® quality control procedure
- Straight outside ring shape
- Shields on both sides of bearing
- C3 radial clearance
Specs:
- Contact Angle: 30 deg
- Cage Material: Pressed Steel
- Bearing Material: Steel
- Temperature Rating: 248 deg F
- Load Capacity: 98 kN Dynamic/88 kN Static
- Closure Type: Double Shielded
- Bore Diameter: 55 mm
- Outside Diameter: 120 mm
- Number of Rows: 2
- Finish: Uncoated
- Maximum Speed: 3600 rpm Grease/4800 rpm Oil
- Width: 49.2 mm
- Type: Round Straight Bore Unmounted
- Series: 3300
Packaging:
- Length: 4.72 in
- Width: 1.94 in
- Height: 4.72 in
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.
What is the difference between deep groove and angular contact ball bearings?
Deep groove ball bearings are the most common type. They’re designed to handle mainly radial loads, but they can also take some axial load in both directions. They’re simple, versatile, and used in everything from motors to conveyors. Angular contact ball bearings are built for combined loads, especially where there’s significant axial force in one direction. They’re often used in pairs and are common in higher precision or higher load applications like pumps and gearboxes. If your load is mostly radial, go deep groove. If axial load matters more, angular contact is usually the better choice.
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