Roller bearing

Roller bearing

Tapered Roller Bearings 30218/30319/32220/32320 for High-Load Industrial Applications

Stop bearing failures in high-load applications—these SKF-certified tapered roller bearings deliver consistent uptime and extended service life where radial + axial loads converge, like gearboxes in wind turbines or crusher shafts in mining. Engineered to ISO 9001 and TS 16949 standards, they’re backed by our in-house SKF application engineers—not just shipped from stock. Exact dimensional match: 30218 = 90×160×30 mm with ISO-defined contact angle (15.5°) for optimal load distribution P0–P2 precision grades and Z1V1–Z3V3 vibration classes—critical for minimizing resonance in steel mill roll stands Separated design allows independent mounting of cone and cup—essential for field-adjustable preload in OEM equipment Rich inventory + global logistics: ship-ready from Shanghai with dedicated account support for enterprise projects

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Roller bearing

NF305 Cylindrical Roller Bearing for Electric Generators – High-Speed Radial Load Support

Keep electric generators running at peak efficiency and reliability—even under sustained high-speed radial loads—thanks to the NF305 cylindrical roller bearing, engineered specifically for demanding power-generation applications. Unlike generic alternatives, this genuine SKF solution delivers consistent rotational accuracy and thermal stability where downtime costs six figures per hour. P5 precision rating ensures minimal runout and extended service life in wind turbine gearboxes and backup generator sets Single-row, separated design allows for easy mounting and axial float compensation—critical when thermal expansion varies across shaft and housing Open configuration with oil/grease compatibility supports field-serviceable lubrication strategies common in remote or harsh-environment installations Bearing steel rings and rollers meet ISO 281 fatigue life standards, verified under real-world load spectra used by Tier-1 renewable energy OEMs

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Roller bearing

SKF 22226 Spherical Roller Bearing for High-Load Wind Turbine Applications

Keep wind turbines running at peak uptime—even under extreme cyclic loads and misalignment—thanks to the genuine SKF 22226 spherical roller bearing, engineered specifically for high-load wind power applications. We’ve seen too many premature failures from generic replacements or incorrect clearance specs, so we only supply units with factory-set C3 clearance and ISO P6 precision—critical for thermal expansion management in gearboxes operating across -30°C to +70°C ambient ranges. 130×230×64 mm dimensions — exact OEM fit for GE, Vestas, and Goldwind main shaft & gearbox positions Double-row, self-aligning design handles up to 2.5° static misalignment without edge loading Through-hardened Swedish bearing steel (100Cr6), micro-ground raceways, and optimized roller profiling for extended L10 life Pre-greased with SKF LGEP 2 for initial run-in; compatible with oil bath or centralized systems

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Roller bearing

Cylindrical Roller Bearing NU1021 for High-Speed Industrial Applications

Extend bearing life and reduce unplanned downtime in high-speed, high-load applications — especially where thermal expansion or misalignment stress has previously caused premature failure. The NU1021 cylindrical roller bearing delivers exceptional radial load capacity with minimal friction, thanks to its optimized roller profile and P5 precision grade (available on request), a critical differentiator for steel mill roll necks and wind turbine gearboxes. Single-row, non-aligning, separated design allows easy mounting and axial float — essential for thermal growth management in continuous-operation equipment Open configuration (no seals) enables custom lubrication with oil, grease, or dry-film — ideal for harsh mining or high-temperature environments Exact dimensions: 105 × 160 × 26 mm — matches OEM mounting interfaces without adapter kits Manufactured from vacuum-melted bearing steel, certified to ISO 9001 and TS 16949 — backed by our in-house SKF-certified engineering support

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Roller bearing

NU305 Cylindrical Roller Bearing for Lifting & Hauling Machinery – High-Load Radial Support

Keep lifting and hauling machinery running under extreme radial loads—without unplanned downtime or costly bearing replacements. Our NU305 cylindrical roller bearing delivers the genuine high-load radial support your gear motors, winches, and crane slew drives demand in continuous-duty cycles. Features a separated, non-aligning design—critical for precise shaft alignment control in rigid-frame applications where misalignment-induced edge loading must be avoided Manufactured to P0–P2 precision grades with case-hardened bearing steel (not through-hardened), ensuring optimal raceway integrity under shock-loaded conditions Open construction allows for field-lubrication with oil, grease, or dry-film—ideal for environments where sealed units fail prematurely due to thermal expansion mismatch Exact 25 × 62 × 17 mm dimensions meet OEM mounting interfaces across major Chinese and European lifting equipment platforms

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Roller bearing

NJ305 Cylindrical Roller Bearing for Gas Turbine Applications

Keep gas turbines running at peak efficiency and reliability—even under sustained high-speed, high-temperature operation—thanks to the NJ305 cylindrical roller bearing for gas turbine applications. Engineered for zero tolerance on thermal drift and cage integrity, this bearing delivers unmatched radial load capacity while minimizing vibration-induced fatigue in critical rotor support positions. Features a separated, non-aligning design with precision-ground rollers and P5-grade raceways—essential for maintaining exact shaft positioning during rapid thermal cycling Compatible with oil, grease, or dry-lubricated systems; open construction allows for direct integration into OEM turbine lube circuits 25 × 62 × 17 mm dimensions match original SKF NJ305 mounting footprints—no re-engineering needed Bearing steel rings and rollers meet ISO 9001/TS 16949 process controls, backed by in-house failure analysis and custom modification support

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Roller bearing

Spherical Roller Bearing 22314E–22319E for High-Load Wind Turbine Applications

Keep your wind turbine main shaft running reliably under extreme loads and misalignment — without unplanned downtime or costly retrofitting. Our SKF-certified spherical roller bearing for wind turbine main shaft delivers proven performance in high-cycle, high-radial-load environments where standard bearings fail prematurely. Engineered with C3 radial clearance as standard — critical for thermal expansion management in continuously operating gearboxes Double-row, self-aligning design handles up to 2.5° static misalignment while maintaining load distribution integrity ISO P5 precision grade available — reduces vibration-induced fatigue in direct-drive nacelle applications Bearing steel rings with optimized case depth hardness (58–62 HRC) resist white etching crack (WEC) initiation

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Roller bearing

Long-Life Tapered Roller Bearings 30203/30304/32205/32305 for High-Load Industrial Use

Extend uptime and cut unplanned maintenance in high-load applications—these long-life tapered roller bearings deliver consistent performance where reliability is non-negotiable. Built for wind power gearboxes, mining conveyors, and steel mill roll stands, they handle shock loads and misalignment better than standard P0 grades—especially with the optional P5 precision rating and Z2V2 low-vibration grade. Model range includes 30203, 30304, 32205, and 32305—all with optimized contact angle geometry for true line contact under axial+radial combined loads Rich stock in Shanghai warehouse enables same-week dispatch to global industrial hubs OEM/ODM support from our in-house SKF-certified engineering team—including custom cage design and surface treatments Packaged in vibration-dampened cartons (6 × 6 × 3.2 cm, 0.08 kg) to preserve preload integrity during transit

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Roller bearing

Cylindrical Roller Bearing NU2205EV for Medium & Large Motors

Extend motor service life and eliminate unplanned downtime in medium-to-large AC/DC motors — especially where high radial loads, thermal cycling, or frequent starts/stops challenge conventional bearings. The NU2205EV bearing delivers precision-ground rollers with optimized internal geometry for superior load distribution and reduced edge stress — a critical detail that prevents premature spalling in high-speed motor applications. Radial-only design with separable rings enables faster, cleaner maintenance without disturbing adjacent components Available in P0–P2 precision grades — select P5 or higher for wind turbine generators demanding sub-5μm runout stability Open configuration (no seals) allows full compatibility with your existing oil or grease lubrication system Manufactured to ISO 15242-2 vibration Class V3 standard — verified via high-frequency acoustic emission testing

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Roller bearing

High-Performance Cylindrical Roller Bearings N410 for Motorcycles & Auto Applications

Stop bearing failures on high-speed motorcycle wheels and automotive drive systems — the N410 cylindrical roller bearing delivers unmatched radial stiffness and thermal stability under sustained loads. Built to SKF-compatible tolerances with P5 precision grading and Z2V2 low-vibration certification, it eliminates premature spalling in applications where standard N410 bearings deflect or overheat. True separated design — inner ring, outer ring, and cage ship pre-assembled but fully dismountable for field service without press tools Bore size range 15–90 mm, outer dimension 35–180 mm — covers OEM wheel hubs, transmission idlers, and high-RPM motor shafts Grease- or oil-lubricated with optimized roller end geometry to suppress edge stress — critical for non-aligned mounting in compact chassis layouts Made from vacuum-melted bearing steel (GCr15 equivalent), heat-treated to ≥62 HRC surface hardness for extended L10 life

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Roller bearing

High-Quality Cylindrical Roller Bearing N205 for High-Speed Industrial Applications

Extend bearing life and reduce unplanned downtime in high-speed industrial gearboxes, wind turbine pitch systems, and steel mill roll stands — especially where thermal expansion and misalignment stresses compromise standard cylindrical roller bearing performance. Features a precision-ground 25×52×15mm bore-outer-dimension profile with P5 tolerance and Z2V2 vibration class — critical for maintaining radial stiffness under dynamic load reversals Separable design allows independent mounting of inner ring (with rollers & cage) and outer ring — simplifying maintenance on tight-shut machinery without full disassembly Manufactured from vacuum-melted bearing steel and pre-lubricated for immediate installation; no break-in period needed even at 8,500 rpm continuous operation Backed by our in-house SKF-certified engineering team for application-specific preload guidance and failure root-cause analysis — not just replacement supply

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Roller bearing

NU2215 Cylindrical Roller Bearing for High-Speed Industrial Applications

Extend bearing life and reduce unplanned downtime in high-speed, high-load applications — especially where thermal stability and radial rigidity matter most. Our NU2215 cylindrical roller bearing delivers proven performance in wind turbine gearboxes and mining conveyors, where P5 precision and optimized internal geometry prevent raceway skidding under sudden load shifts. 75 × 130 × 31 mm dimensions with non-separable inner ring design — critical for maintaining alignment during rapid acceleration cycles Open-type construction allows full compatibility with your existing oil or grease lubrication system Available in P5 tolerance grade — essential for minimizing vibration (V2-rated) in 1500+ rpm drives Manufactured to ISO 9001 and TS 16949 standards, fully interchangeable with SKF NU2215 in OEM retrofit scenarios

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