W 61908-2Z
W Series Stainless Steel Bearings
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Part No.
Part No.
W 61908-2Z
Basic Information
Bearing type
Ball
System of measurement
Metric
Construction
Single Row
Weight
0.11 kg
Tolerance class
P0
Seal type
Shielded
For load direction
Radial
Main Dimensions
Bore diameter
40 mm
Bore diameter tolerance
-0.012mm to 0
Outside diameter
62 mm
Outside diameter tolerance
-0.013mm to 0
Width
12 mm
Width tolerance
-0.12mm to 0
Performance
Temperature range
-30° to 120 °C
Radial dynamic load rating
2675 lbf
Radial static load rating
2203 lbf
Limiting speed
12 X 1000 rpm
Lubrication
Grease
Radial internal clearance
CN
Materials
Ring material
Stainless Steel
Ball material
Stainless Steel
Cage material
Stainless Steel
Environment & Compliance
REACH
Compliant
ROHS
Compliant
Technical Drawings
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In Stock
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W 61908-2Z Bearing Product Overview & Core Advantages
The W 61908-2Z is a single row deep groove ball bearing designed for high-performance applications requiring reliable radial load capacity and smooth operation. Constructed entirely from stainless steel, it offers excellent corrosion resistance. Its key advantages include a shielded design (2Z) for contaminant protection and pre-lubrication for maintenance-free operation, making it an ideal choice for applications demanding long service life and consistent performance within a wide temperature range.
Model Code Breakdown
| Code Segment | Technical Meaning |
|---|---|
| W | Stainless Steel Bearing |
| 61908 | Basic Bearing Series (Deep Groove, 40mm Bore, 62mm OD, 12mm Width) |
| 2Z | Non-Contact Shields on Both Sides |
W 61908-2Z Bearing Structural Features & Performance Benefits
- Robust Construction: The single row deep groove raceway and stainless steel components (rings, balls, cage) provide high resistance to corrosion and wear, ensuring dimensional stability.
- Effective Sealing: The 2Z shields protect the bearing interior from dust and other contaminants while minimizing friction, contributing to a high limiting speed of 12,000 rpm.
- Maintenance-Free Operation: Pre-lubricated with grease, this bearing is ready for immediate use and requires no relubrication, reducing lifecycle costs.
- Precision & Load Capacity: Manufactured to P0 tolerance class with CN radial internal clearance, it ensures smooth running and reliable support for radial dynamic and static load ratings of 2675 lbf and 2203 lbf, respectively.
W 61908-2Z Bearing Typical Application Areas
This bearing is well-suited for a variety of industries and equipment, including:
- Food Processing and Packaging Machinery
- Medical and Laboratory Equipment
- Chemical and Pharmaceutical Mixers
- Agricultural Machinery
- Electric Motors and Small Gearboxes
