UCP204
Mounted Pillow
Block Bearing
Heavy-duty self-aligning ball bearing unit with cast iron housing. 20mm bore. Pre-lubricated, sealed, and ready for high-load industrial use.

UCP204 detailed specifications.
Built to international dimensional standards with full interchangeability across major OEM platforms.
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Cast Iron HousingGrade FC200, painted finish, vibration-resistant.
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GCr15 Bearing SteelThrough-hardened HRC 58-62, P0 precision class.
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Triple-Lip SealContact rubber seal with steel slinger ring.
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Pre-LubricatedLithium-based grease, re-lube grease nipple included.
Where UCP204 performs best
Why engineers choose UCP204.
Built around four engineering principles that reduce downtime, simplify installation, and extend service life.
Self-Aligning Design
Spherical outer ring tolerates ±2° shaft misalignment, simplifying installation on uneven mounting surfaces.
Heavy-Duty Sealing
Triple-lip rubber seals protect against dust, water, and contaminants in harsh operating environments.
High Load Capacity
12.7 kN dynamic load rating with through-hardened GCr15 chrome steel for extended fatigue life.
Quick Replacement
Set-screw locking design enables fast shaft mounting and minimizes maintenance downtime.
UCP204 in real industrial environments.
Continuous-duty support for belt conveyor head and tail pulleys in mining, ports, and logistics centers.
Vertical material handling in grain processing, cement, and chemical plants under continuous loads.
Centrifugal and axial fan shafts in HVAC, dust collection, and process ventilation systems.
In-stock inventory, ready to ship globally.
Strategic warehousing across Asia ensures UCP204 and the full UCP series are stocked for immediate dispatch -- minimizing your project lead time.
Trusted by industrial buyers worldwide.
"Installed UCP204 units across 12 conveyor lines last quarter. Sealing performance held up perfectly in our dusty warehouse environment. Fast dispatch from Shanghai too."
"We needed UCP204 stock urgently for a packaging line retrofit. Quote on WhatsApp came back within hours, and shipment arrived in two weeks. Reliable partner."
"Dimensional accuracy is excellent -- drop-in replacement for our existing UCP204 inventory. Cast iron housing finish is consistent batch after batch."
"Bought UCP204 for our textile mill fan motors. Smooth operation, low noise, and the re-lube grease nipple makes routine maintenance very simple."
"Documentation for customs clearance was complete and accurate. Saves a lot of paperwork hassle when importing into the EU. Strongly recommended."
"Quick communication via WhatsApp made the whole sourcing process smooth. UCP204 quality matches our existing OEM stock. Will reorder."
UCP204 buyer questions answered.
What is the standard bore size and tolerance for UCP204?
What is the typical lead time for UCP204 orders?
Is UCP204 suitable for high-temperature environments?
What is the minimum order quantity?
Do you provide quality certificates and inspection reports?
Can I request custom labeling or packaging?
Get UCP204 quote within 24 hours.
Send your quantity, destination port, and any custom requirements via WhatsApp. Our team replies fast with pricing, lead time, and shipping options.
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In-stock UCP204 ready to shipDispatch within 3-5 business days
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ISO 9001 certified productionFull inspection reports included
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Global delivery to 50+ countriesSea, air, and express options
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Response within 24 hoursDirect WhatsApp communication