Bearings
Ball Bearings
Dunlop & Budget Ball Bearings
Quick Code: BB-509897
61888-M ZEN Open Deep Groove Ball Bearing 440mm x 540mm x 46mm
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Product Specification
Ball rows
Single row bearing
Bore
Cylindrical bore
Brand
ZEN
Cage
Brass cage
Clearance
Normal radial clearance
Current insulation
No current insulation
Inside Dia
440mm
Material
Standard bearing steel
Material of rolling elements
Standard bearing steel
Outer ring
Without flange/groove
Outside Dia
540mm
Seal Type
None, open bearing
Sealing
Open
Temperature range
-30 to +150 °C
Tolerance class
Tolerance class P0/PN2 / ABEC 1
Width
46mm
Reference
61888M
Additional Reference:
10126345
Quick Order Code
BB-509897
Product Description
The 61888-M ZEN Open Deep Groove Ball Bearing is a high-performance precision bearing designed for demanding industrial and mechanical applications that require large-scale rotational support. Manufactured by ZEN using standard bearing steel, this single-row ball bearing offers exceptional reliability and durability across diverse operating environments.
Key Specifications:
- Inside Diameter: 440mm
- Outside Diameter: 540mm
- Width: 46mm
- Brand: ZEN
- Reference: 61888-M
Technical Features:
- Single row deep groove ball bearing design
- Cylindrical bore for versatile mounting
- Brass cage for structural integrity
- Open bearing design (no seals)
- Standard bearing steel construction
- Normal radial clearance
- Tolerance class: P0/PN2 / ABEC 1
- Temperature range: -30°C to +150°C
- No current insulation
- Outer ring without flange/groove
Typical Applications:
- Heavy industrial machinery
- Large-scale manufacturing equipment
- Construction and mining machinery
- Large rotating platforms
- Heavy-duty transportation systems
- Offshore and marine equipment
The open design allows for direct lubrication and is ideal for applications where environmental sealing is not critical. Its robust construction using standard bearing steel ensures consistent performance in challenging industrial environments, providing smooth and reliable rotation for large-scale mechanical systems.


