GQZ UCFX18 Four-Bolt Square Flange Bearing Unit 90mm Shaft Cast Iron Housing With UCX18 Insert Bearing
The UCFX18 is heavy-duty four-bolt square flange bearing assembly, composed of UCX18 spherical outer insert ball bearing and FCX18 cast iron housing with double set screw locking. It mainly bears radial loads and tolerates minor axial loads. Spherical outer ring offers self-aligning capability to compensate shaft installation misalignment, widely adopted for face mounting of rotary equipment under dusty and humid operating environments.
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- Model
- UCFX18
- Inner Shaft Diameter (d)
- 90 mm
- Square Flange Overall Width
- 250 mm
- Mounting Hole Spacing
- 200 mm
- Insert Bearing Width (B)
- 117.5 mm
- Mounting Bolt Size
- M20
- Structure
- Four-bolt square flange bearing unit
- Insert Bearing Material
- GCr15 bearing steel
- Housing Material
- High strength HT200 cast iron
- Locking Method
- Double set screw locking
- Seal Type
- Double lip rubber contact seal
- Relubricable
- With M6 grease nipple
- Basic Dynamic Load Cr
- 122000 N
- Basic Static Load C0r
- 83000 N
- Approx Net Weight
- 13.2 kg
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- Self-aligning spherical outer ring offsets minor shaft installation misalignment
- Dual set screw locking firmly grips shaft to prevent slipping during heavy load operation
- Integrated thick square cast iron housing delivers high rigidity and shock resistance
- Double lip rubber seals block dust, water mist and fine particulate contaminants
- Pre-filled long service grease, grease nipple supports convenient periodic re-lubriion
- Custom options: stainless steel housing, high temperature grease, OEM branding
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This bearing unit is widely used in:
- Conveyor belt roller side mounting assembly
- Industrial fans, blowers and ventilation equipment
- Grain processing machinery, feed production equipment
- Agricultural machinery and light construction auxiliary equipment
???? Ideal for customers looking for reliable and long-life bearing solutions
- 25+ years experience in mounted bearing unit manufacturing
- Exported to 50+ countries worldwide
- Rich experience in OEM & custom flange bearing projects
- Strict full-process quality inspection before shipment
- Fast response within 24 hours for technical consultation
- Stable bulk supply for machinery aftermarket distributors
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- Raw material hardness inspection for bearing steel & cast iron
- Precision grinding & superfinishing of bearing raceway
- Heat treatment hardness and metallurgy control
- Self-aligning clearance & 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 unit 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 machinery 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.