010.20.280 Crossed Roller Slewing Bearing for Industrial Rotation

Name: 010.20.280 Spherical Roller Bearing
Brand: WJY
SKU: 010.20.280
Availability: InStock

010.20.280 Technical Specifications

Bearing Type	Single-row Four Point Angular Contact Ball Slewing Bearings
Gear Type	No gear type
d (ID)	200mm
D (OD)	360mm
B (Width)	60mm
Dynamic Load (Cr)
Static Load (Cor)	490kN
Mass	28Kg
Material	GCr15 bearing steel, raceway hardened and precision ground
Cage	Segmented brass or steel cage (optional per working condition)
Clearance	C3 standard clearance (C4 optional for high vibration)
Precision	P0 standard precision

Bolt Hole Diameter

D1	328 mm
D2	232 mm
dn1 dn2	16
dm1 dm2	M14
L	28 mm
n	18 mm

Structure dimensions

n1	2 mm
D1	281 mm
d1	279 mm
H1	50 mm
h	10 mm

Product Description

010.20.280 is a single-row crossed roller slewing bearing without gear (gearless). It features 20mm diameter rollers and 280mm raceway center circle diameter. The crossed roller design provides higher rigidity and moment load capacity compared to ball bearings. This model is driven by external chain or friction wheel. It measures 200mm inner diameter, 360mm outer diameter, and 60mm height. With stable rotation, high load capacity, and easy maintenance, it is widely used in cranes, rotary platforms, and heavy industrial equipment.

Key Features

Single-row crossed roller design, Higher rigidity than ball bearings, P0 precision standard, C3 internal clearance, Segmented brass or steel cage, Gearless design for external drive, Compact cross-section

Applications

Manual turntables, Conveyor systems, Welding positioners, Industrial platforms, Maintenance equipment

Is 010.20.280 suitable for heavy attachments or manual rotary tables?

Yes. Unlike ball bearings, the crossed roller design of 010.20.280 provides higher rigidity under impact loads and moment forces. It is widely used in excavator attachments, crane boom turntables, and heavy manual positioning tables where smooth rotation and durability matter more than micron-level precision.

What customization options are available for 010.20.280?

We provide OEM customization for 010.20.280, including gear type (external, internal, or gearless), mounting hole pattern, sealing arrangement, roller material, and surface protection according to your requirements.

Can 010.20.280 replace other brands' crossed roller bearings?

Yes. 010.20.280 can be manufactured as an interchangeable replacement for IKO, THK, SKF, Rothe Erde, and other crossed roller slewing bearings. Please share original drawing or part number for cross-reference.

How can I get a quotation for 010.20.280?

Please provide model number, quantity, gear type required (external/internal/none), and application details. We will respond with a factory-direct quotation within 24 hours.

What is the lead time for 010.20.280?

Standard sizes: 7-15 days. Custom orders (special gear, mounting holes, materials): 20-30 days depending on complexity and quantity.

Are you a trading company or a factory?

We are a professional bearing manufacturer in Wafangdian China, with stable quality and factory direct price.

Delivery & Service

Delivery Time

In-stock items: 3–5 working days; Bulk orders: 7–15 working days.

Shipping

Ocean Freight / Land Transport

Warranty

12-month warranty, extendable to 18 months.

Loading Port

Dalian Port or other nominated port

Packing

Export packing: tube + box + carton + wooden case

Order

Mixed models & small orders welcome

Photo
Drawing

Single-row Four Point Angular Contact Ball Slewing Bearing

Image for reference only.

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010.20.280 Slewing Bearing