GQZ 65BC03J30X Single Row Deep Groove Ball Bearing 65×140×33mm C3 Clearance Heat Stabilized Motor Bearing
The 65BC03J30X single row deep groove ball bearing is custom engineered for high-temperature industrial motor rotors, featuring C3 loose internal clearance and 300°F heat stabilization treatment.
It is widely used in heavy-duty AC motors and rotary equipment that need to compensate shaft thermal expansion under continuous high heat operation.
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- Model
- 65BC03J30X
- Inner Diameter (ID)
- 65 mm
- Outer Diameter (OD)
- 140 mm
- Width
- 33 mm
- Structure
- Single row Conrad deep groove ball bearing, open type without seals
- Material
- GCr15 chrome bearing steel
- Gear Type (if any)
- N/A
- Cage
- Pressed stamped steel cage
- Clearance
- C3 loose enlarged internal clearance
- Precision Grade
- P0 / ABEC1
- Special Feature
- Heat stabilized up to 300°F
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- C3 enlarged clearance eliminates jamming caused by shaft thermal expansion in high-temperature motors
- Special heat stabilization treatment reduces deformation under long-time high-heat running
- Pressed steel cage delivers low friction, stable rotation and strong impact resistance
- Deep raceway can bear combined radial and light bidirectional axial loads
- Custom design available (2Z/2RS seals, special high temp grease, OEM laser marking)
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This bearing is widely used in:
- Heavy-duty industrial AC drive motors and generator rotors
- Large cooling fans, centrifugal pumps and blower equipment
- Mining auxiliary machinery and agricultural transmission devices
- ABB Baldor replacement motor spare rotary components
???? Ideal for customers looking for reliable and long-life bearing solutions
- 25+ years experience in industrial bearing manufacturing
- Exported to 50+ countries worldwide
- Rich experience in OEM & special heat-stabilized bearing projects
- Strict quality inspection before shipment
- Fast response within 24 hours
- Stable supply for long-term cooperation
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- Raw material hardness inspection
- Precision grinding & superfinishing machining
- High temperature stabilization heat treatment control
- C3 clearance, rotation noise and precision testing
- Final dimensional & appearance inspection before delivery
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Looking for a reliable bearing supplier?
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- Fast quotation within 24 hours
- Technical support from engineers
- Custom high-temperature bearing solution suggestions
- Competitive factory price
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Q1: Can you provide custom bearings?
Yes, we support OEM and custom production based on drawings or requirements.
Q2: What is your delivery time?
Standard models: 7–15 days
Custom heat-treated products: depending on specifiions
Q3: Do you support bulk orders?
Yes, we provide stable supply for long-term cooperation.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.