GQZ HR32311J Single Row Tapered Roller Bearing 55×120×45.5mm ISO Standard Separate Cone & Cup Bearing
The HR32311J single row tapered roller bearing is designed for transmission and heavy vehicle equipment, adopting HR optimized roller layout and J standard ISO dimension design, separable cone and cup for independent installation.
It is widely used in automotive gearboxes, construction axles and mining machinery bearing mixed radial and single-direction axial thrust.
???? Get a quote within 24 hours for your project- Model
- HR32311J
- Inner Diameter (ID)
- 55 mm
- Outer Diameter (OD)
- 120 mm
- Total Width T
- 45.5 mm
- Inner Ring Width B
- 43 mm
- Outer Ring Width C
- 35 mm
- Structure
- Single row tapered roller bearing, separable cone & cup HR series, ISO standard J dimension
- Material
- GCr15 chrome bearing steel
- Gear Type (if any)
- N/A
- Cage
- Stamped high strength steel cage
- Dynamic Load Cr
- 251000 N
- Static Load C0r
- 258000 N
- Net Weight
- 2.39 kg
- Limiting Speed(Grease)
- 3200 rpm
- HR optimized roller layout greatly improves dynamic and static load capacity
- Separable inner cone and outer cup allow separate assembly and clearance adjustment
- Medium steep contact angle bears heavy combined radial and one-way axial loads
- Stamped steel cage stable under shock, vibration and continuous heavy load
- Can be installed in pairs to withstand bidirectional axial force
- Custom design available (special clearance, anti-rust treatment, OEM laser marking)
This bearing is widely used in:
- Automotive drive axles, gearboxes and wheel hub assemblies
- Construction machinery, truck and heavy vehicle transmission parts
- Mining conveyors, crusher rotary shafts and metallurgical equipment
- Agricultural machinery gearboxes and heavy-duty industrial reducer units
- 25+ years experience in industrial bearing manufacturing
- Exported to 50+ countries worldwide
- Rich experience in OEM & tapered roller bearing custom projects
- Strict load & precision inspection before shipment
- Fast response within 24 hours
- Stable supply for long-term cooperation
- Raw material hardness inspection
- Precision grinding & superfinishing raceway machining
- Heat treatment metallurgy control
- Load rating, contact angle and rotation smoothness testing
- Final dimensional & appearance inspection before delivery
Looking for a reliable bearing supplier?
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- Technical support from engineers
- Custom installation matching solution suggestions
- Competitive factory price
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 special specifiion 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.