GQZ W211PPB3 Spherical Outer Square Bore Agricultural Ball Bearing 38.887mm Square Shaft 100mm Outer Diameter Triple Lip Seal
The W211PPB3 is heavy-duty square bore agricultural ball bearing with spherical outer ring and triple-layer anti-mud composite seals. Designed for 1-1/2 inch square drive shafts, it fits perfectly on disc harrows, tillage implements and combine harvesters. Spherical outer surface provides self-aligning performance to absorb minor installation misalignment. Non-relubried sealed construction, interchangeable with DS211TT3, 3AS11-1-1/2 and other OEM farm spare parts.
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- Model
- W211PPB3
- Square Bore (d)
- 38.887 mm (1-1/2 inch)
- Outer Diameter (D)
- 100 mm
- Inner Ring Total Width (B)
- 33.33 mm
- Outer Ring Width (C)
- 33.33 mm
- Structure
- Single row deep groove ball bearing, spherical outer diameter, square inner bore
- Material
- GCr15 chrome bearing steel
- Seal Type
- Triple lip multi-layer mud-resistant composite seal
- Relubricable
- Non-relubricable, permanently pre-greased
- Basic Dynamic Load Cr
- 43400 N
- Basic Static Load C0r
- 29200 N
- Approx Net Weight
- 1.16 kg
- Cross Reference
- DS211TT3, 3AS11-1-1/2, 24S3-211E3
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- Special square inner bore tightly locks farm square shafts to prevent rotation slipping under heavy field load
- Spherical outer ring achieves self-alignment to compensate assembly misalignment
- Triple-layer reinforced seals effectively block mud, soil, crop residues, dust and water intrusion
- High toughness bearing steel withstands continuous vibration and impact during tillage operations
- Factory pre-filled long-life agricultural grease, maintenance-free sealed structure
- Custom options: OEM laser marking, anti-rust surface treatment, special low-temperature grease
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This bearing is widely used in:
- Disc harrow, soil tillage and planting agricultural machinery
- Combine harvester header, rotary rake and hay processing equipment
- Heavy-duty farm rotary implements and grain conveying machinery
- Agricultural roller hubs and farm land preparation equipment
???? Ideal for customers looking for reliable and long-life bearing solutions
- 25+ years experience in agricultural special bearing manufacturing
- Exported to 50+ countries worldwide
- Rich experience in OEM & interchange square bore farm bearing projects
- Strict full-process quality inspection before shipment
- Fast response within 24 hours for technical consultation
- Stable bulk supply for agricultural machinery aftermarket distributors
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- Raw material hardness inspection for GCr15 bearing steel
- Precision grinding & superfinishing of raceway and square bore
- Heat treatment metallurgy and hardness control
- Seal tightness, load & rotation smoothness testing
- Final dimensional and appearance inspection before delivery
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Looking for a reliable bearing supplier?
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- Fast quotation within 24 hours
- Professional engineer technical support
- Custom bearing solution suggestions
- Competitive factory direct price
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Q1: Can you provide custom bearings?
Yes, we support OEM and custom production based on drawings and load requirements.
Q2: What is your delivery time?
Standard models: 7–15 days
Custom products: depending on specifiions
Q3: Do you support large bulk orders for agricultural aftermarket?
Yes, we provide stable mass supply for long-term cooperative distributors.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.