Consultation
Technical needs assessment
UCFL204-12 UCFL205-13 UCFL205-14 UCFL205-15 UCFL205-16 Flanged Pillow Block Units — featuring two-bolt oval cast iron housings with set screw locking insert bearings.
Official App Verification — Every UCFL204-12 UCFL205-13 UCFL205-14 UCFL205-15 UCFL205-16 unit features a scannable code linked directly to the manufacturer's database, eliminating the risk of cloned QR labels on counterfeit housings.
| Parameter | Value |
|---|---|
| Designation | UCFL204-12 UCFL205-13 UCFL205-14 UCFL205-15 UCFL205-16 |
| Product Type | Insert Bearing with Flanged Pillow Block Unit |
| Bearing Type | Deep Groove Insert Bearing |
| Bore Diameter (d) | Inch series (12/16" to 16/16") |
| Housing Type | Two-bolt oval flanged housing (FL) |
| Locking Mechanism | Set screw locking (UC) |
| Rows Number | Single |
| Raceway | Deep Groove Raceway |
| Material | Cast Iron (Housing), bearing steel available in stainless variants |
| Origin | Germany / Japan / Sweden / Malaysia / China |
| HS Code | 8483200000 |
| Industry | Typical Applications |
|---|---|
| Agricultural Machinery | Harvester auger drives, planter seed metering shafts, sprayer boom pivot joints |
| Conveyor Systems | Belt return idler pulleys, sorting diverter arms, package transfer roller ends |
| Textile Machines | Yarn guide rail supports, loom let-off mechanism shafts, spinning frame drafting rollers |
| Material Handling | Bucket elevator tail pulleys, screw conveyor hanger bearings, stacker crane trolley wheels |
Matching the exact inch bore and seal suffix prevents immediate field failure.
Procurement teams often assume that a base number match guarantees interchangeability, overlooking critical suffix variations. I have personally dismantled agricultural gearboxes where a standard clearance insert seized within days because the application demanded a C3 clearance for thermal expansion. When evaluating a UCFL204-12 UCFL205-16 pillow block bearing supplier, buyers frequently encounter cloned QR codes on soft inner rings that pass casual visual checks but fail under load . Ensuring the locking mechanism and seal type align with the specific equipment parameters is the only way to avoid unplanned downtime.
The transition from metric to inch bore shafts in material handling equipment requires precise dimensional alignment. Sourcing from an authorized UCFL204-12 UCFL205-16 pillow block bearing supplier ensures that the -12 through -16 suffixes correspond exactly to the fractional inch diameters required by legacy or imported conveyor systems. This exactness eliminates the need for makeshift adapters or sleeve modifications that compromise the structural integrity of the shaft and introduce excessive vibration during high-speed operation.
Farm equipment operates in highly abrasive conditions where fine particulate matter easily penetrates inadequate sealing arrangements. The deep groove raceway design of these insert bearings accommodates slight misalignments typical in welded harvester frames, but the seal lip must maintain continuous contact to block crop dust. Exposure to chemical fertilizers and high-pressure washdowns further demands that the housing and insert materials resist corrosion, making the selection of appropriate contact seals vital for extending maintenance intervals .
Understanding the designation breakdown clarifies the mechanical capabilities of the assembly. The "UC" prefix identifies the insert bearing with set screw locking, securing the inner ring to the shaft without requiring complex adapter sleeves. "FL" denotes the two-bolt oval flanged housing, which provides a compact footprint for mounting on flat surfaces where space is constrained. The "2" indicates a light series dimension, balancing load capacity with weight, while the numerical suffixes (04/05) and fractional inch designations (-12 to -16) dictate the precise bore size and series grouping.
Substituting a met*cific seal suffix, leads to catastrophic damage rather than simple wear. A loose fit causes the inner ring to spin on the shaft, scoring the metal and destroying the drive mechanism, while an overly tight fit eliminates internal clearance, generating excessive heat and cage failure. These failures void equipment warranties and halt entire production lines, proving that rigorous cross-referencing of the base number, clearance class, and sealing arrangement is non-negotiable for reliable operation .
Our distribution network covers Timken, Koyo, NACHI, NSK, NTN, and FYH, allowing mixed-brand orders to be fulfilled from a single source with unified documentation. We verify the cross-reference not just on the base designation, but by confirming the set screw spacing and seal lip geometry matches your OEM requirements. Every shipment includes batch traceability to the manufacturer, ensuring the cast iron housings and deep groove inserts meet the original metallurgical standards. This eliminates the guesswork and risk associated with unauthorized grey market vendors.
To facilitate accurate selection and L10 life calculation, please provide the specific radial and axial loads, operating speeds, and ambient temperature ranges for your application. If you are replacing an existing component, sharing the OEM equipment number or the exact shaft diameter allows our engineering team to verify the correct inch bore suffix and seal configuration. This technical review ensures the proposed UCFL204-12 UCFL205-16 pillow block bearing supplier solution perfectly matches your operational demands.
Q: How do I verify the authenticity of the UCFL units received?
A: Each unit is supplied with official batch traceability and a unique QR code. You can scan this code using the manufacturer's official mobile application to verify the production lot, origin, and specifications. This direct digital link prevents the installation of counterfeit products featuring soft inner rings or cloned labels that bypass standard visual inspections.
Q: Why must I check the seal suffix when cross-referencing brands?
A: Different manufacturers use varying suffix codes for identical seal designs, and some offer lightweight seals for clean environments alongside heavy-duty triple-lip seals for agriculture. Failing to match the exact sealing capability to your contamination level results in rapid dust ingress and lubricant washout, causing premature seizure regardless of the bearing's internal precision or load capacity.
Q: What happens if I use a metric bore insert on an inch shaft?
A: A metric insert on an inch shaft creates an improper interference or clearance fit. A loose fit allows the inner ring to creep, destroying the shaft surface, while a forced fit eliminates the necessary internal clearance for thermal expansion. Always confirm the fractional inch designation, such as -12 or -16, to ensure the set screw locking mechanism engages the correct shaft diameter safely.
Q: How should I maintain the lubrication in these flanged units?
A: Standard sealed inserts are lubricated for life and should not be relubricated, as forcing grease can rupture the seal lips. However, if your application utilizes a housing with a grease nipple and a relubricatable insert, you must follow a strict schedule using compatible lithium or polyurea grease to purge contaminants without overfilling, which causes excessive churning heat and seal blowout.
Our 5-step process ensures every order is engineered, validated, and supported for optimal performance.
Technical needs assessment
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Pre-shipment inspection
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