Roller bearing

Roller bearing

Tapered Roller Bearings 33221 for High-Load Industrial Applications

Stop bearing failures under extreme radial loads — especially in wind turbine gearboxes where downtime costs six figures per hour. Our SKF 33221 bearing delivers proven P5 precision and tapered roller geometry optimized for high-load industrial applications, giving you longer service life without compromising speed or noise control. Exact specification: 105 × 190 × 68 mm — matches OEM mounting interfaces without retrofitting Separable design allows independent installation of cone and cup — critical for tight-space maintenance in steel mill drives Rich stock + global logistics: ship same-day from Shanghai with dedicated account support Bearing steel construction, Z2V2 vibration grade, and non-aligning configuration ensure rigidity under axial thrust reversal

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Roller bearing

SKF 30314 Conical Roller Bearing for High-Load Automotive Applications

Extend bearing life and eliminate unplanned downtime in high-torque automotive drivelines — the SKF 30314 bearing delivers consistent radial and moderate thrust load capacity even under shock loading and thermal cycling. Features a precision-matched cone and cup (separated design), enabling accurate preload adjustment — critical for gear mesh stability in axle and transmission applications Available in P5 and P4 precision grades with Z2V2 vibration class, meeting OEM fit-and-function specs for noise-sensitive powertrain assemblies Standard specification: 70 × 150 × 38 mm — compatible with existing 30314 tapered roller bearing replacement schedules without housing modification Grease- or oil-lubricated, with bearing steel rings and rollers hardened to 60–64 HRC for sustained performance in high-speed automotive applications

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Roller bearing

High Precision Double Row Cylindrical Roller Bearings NN3030–NN3034 for Wind Turbine Gearboxes

Extend gearbox service life and cut unplanned downtime in demanding wind turbine applications — these high-precision double row cylindrical roller bearings deliver exceptional radial load capacity with minimal clearance variation under thermal cycling. Engineered for continuous high-speed operation in gearboxes, the SKF NN3030 bearing series (NN3030–NN3034) meets P4 and P2 precision grades — critical for maintaining tooth contact integrity and suppressing micro-pitting in planetary stages. True separated design: inner ring, outer ring, and roller assemblies ship fully independent — enabling precise field preload adjustment and simplified maintenance without full disassembly Optimized roller profile and surface finish to ISO 281/15243:2017 standards, reducing edge stresses by up to 37% versus standard P0-grade equivalents Compatible with both oil mist and circulating oil lubrication systems — no seal retrofitting needed Bearing steel rings hardened to 60–62 HRC with controlled retained austenite (

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Roller bearing

Cylindrical Roller Bearing NU2240 for High-Speed Motorcycle Wheel Applications

Experience rock-solid wheel stability and extended service life even at sustained high speeds — engineered specifically for demanding motorcycle applications where radial load capacity and precision rotation are non-negotiable. The NU2240 bearing delivers true P5-grade cylindrical roller performance in a 200×360×98 mm open, separated design — meaning you get full interchangeability with original SKF NU2240 replacement units while retaining the tight internal clearance control critical for thermal growth management. Radial-only load handling with non-aligning geometry ensures predictable behavior under aggressive cornering loads Bearing steel construction meets ISO 9001/TS 16949 material traceability standards — no generic batches Single-row cylindrical rollers with optimized rib-to-roller contact reduce skidding risk at >8,500 rpm OEM-ready packaging (carton + pallet) and full documentation support global procurement compliance

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Roller bearing

Single-row cylindrical cross roller bearing N203 for high-precision industrial applications

Extend bearing life and reduce unplanned downtime in high-load, high-speed applications — especially where thermal expansion or misalignment stresses conventional designs. The N203 cylindrical roller bearing delivers exceptional radial stiffness and precision retention under extreme operating conditions, making it a trusted choice for wind turbine gearboxes and steel mill roll stands. Single-row, non-aligning design with separated components enables rapid, error-resistant installation and precise preload control — critical when servicing rotating equipment under tight maintenance windows Available in P0 through ultra-precision P2 grades, with V1–V4 low-noise vibration classes optimized for gear-coupled systems Open configuration supports flexible lubrication (oil, grease, or dry-film) — ideal for sealed gearbox environments where relubrication access is limited Manufactured from high-purity bearing steel with strict dimensional control across the full 35–180 mm outer diameter range

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Roller bearing

High precision double row cylindrical roller bearing NN3008–NN3010 for high-speed machinery

Keep high-speed machinery running smoothly under extreme radial loads—without unplanned downtime or premature bearing failure. Our high-speed cylindrical roller bearing series (NN3008–NN3010) delivers exceptional rotational accuracy and thermal stability, especially where precision double row roller bearing for steel mill or wind turbine cylindrical bearing applications demand zero compromise. Radial bearing for high-speed machinery with P4/P2 precision grades—critical for maintaining shaft runout below 3 µm at 15,000 rpm Separated design allows independent mounting of inner/outer rings—enabling faster service in tight OEM assemblies Bearing steel rings + optimized roller profile reduce micro-sliding, extending service life by up to 40% vs. standard P0 variants Open configuration supports oil-jet or grease replenishment—no seal drag losses at operating speeds above 12,000 rpm

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Roller bearing

High Precision Double Row Cylindrical Roller Bearing NN3005–NN3007 for Wind Turbine Gearboxes

Extend gearbox uptime and reduce unplanned maintenance in wind turbine drivetrains — this SKF NN3005 bearing delivers P4 precision, ultra-low vibration (V1 grade), and proven radial load stability under cyclic torque and misalignment stress. Double-row cylindrical design with separated inner/outer rings enables quick, field-friendly replacement without full gearbox disassembly Manufactured to SKF-certified dimensional tolerances — critical for maintaining gear mesh alignment in high-ratio planetary stages Open configuration allows for direct oil-bath lubrication and integration with OEM-specified grease retention systems Bearing steel raceways are hardened to 58–62 HRC with controlled retained austenite — a non-negotiable spec for fatigue resistance in variable-speed operation

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Roller bearing

Tapered Roller Bearing 32217 for High-Load Industrial Applications

Extend bearing life and reduce unplanned downtime in high-load industrial gear—especially where misalignment, shock loads, or thermal cycling challenge standard units. The tapered roller bearing 32217 delivers proven reliability in wind turbine main shafts, steel mill roll stands, and mining conveyors—exactly where your operations demand zero compromise on precision and fatigue resistance. P5 precision grade (ABEC-7 equivalent) ensures minimal runout and optimal load distribution under combined radial/thrust loads 85×150×36 mm dimensions with optimized contact angle geometry—critical for maintaining preload stability across temperature swings Grease- or oil-lubricated; compatible with SKF LGMT 2 and synthetic ISO VG 150 oils for extended service intervals OEM/ODM support backed by our in-house SKF-certified engineers—including custom cage design and surface treatments for extreme environments

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Roller bearing

High Precision Cylindrical Roller Bearing NN3068 for Wind Turbine Gearboxes

Extend gearbox uptime and cut unplanned maintenance in wind turbines with the NN3068 bearing — engineered for high-precision radial load support under continuous high-speed, high-torque operation. Unlike standard cylindrical roller bearings, this unit features P4 precision class tolerances and a separated design that enables precise shaft alignment control during installation — a critical factor often overlooked until misalignment triggers premature cage wear. Optimized for wind turbine gearboxes: 340 × 520 × 133 mm dimensions match OEM mounting interfaces and thermal expansion profiles Bearing steel construction with V3 vibration grade ensures smooth power transmission at 1,500+ rpm Open configuration allows field-selectable lubrication (oil, grease, or dry-film) to match your gearbox’s existing maintenance regime Backed by our in-house SKF-certified engineers for application validation and failure root-cause analysis

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Roller bearing

SKF 22206 Self-Aligning Ball Bearing for Motorcycle Applications

Stop worrying about premature bearing failure in high-vibration, misaligned motorcycle hubs — the SKF 22206 bearing delivers real-world durability where standard radial bearings buckle. Engineered for OEM-level reliability in tight, heat-prone chassis environments, it absorbs dynamic shaft misalignment up to ±2.5° without sacrificing rotational smoothness or service life. Features genuine C3 radial internal clearance — critical for thermal expansion management in air-cooled engine bays Double-row self-aligning design with spherical outer ring raceway (not just a tapered bore) for true load redistribution Available in P5 precision grade for applications demanding sub-5μm runout control at 12,000+ RPM Supplied pre-greased with SKF LGMT 2 high-temperature lithium complex grease — no break-in required

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Roller bearing

High-Performance Cylindrical Roller Bearing N203 for Heavy-Duty Industrial Applications

Extend bearing life and reduce unplanned downtime in high-load industrial gearboxes, crushers, and wind turbine main shafts — even under shock loads and thermal cycling. Our high-performance N203 cylindrical roller bearing for heavy-duty industrial use delivers true P5 precision radial stiffness and consistent cage guidance thanks to the optimized ZY-11 brass cage design — a detail that separates field-proven reliability from generic alternatives. Radial load capacity up to 42 kN with minimal friction rise at 3,600 rpm Separable design enables easier mounting, maintenance, and re-use of the outer ring in fixed-position housings Open configuration (no seals) allows full compatibility with high-temperature synthetic oils and centralized lubrication systems OEM-grade bearing steel, ISO 9001/TS 16949 certified manufacturing, and SKF-compatible dimensional specs (17×40×12 mm)

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Roller bearing

Cylindrical Roller Bearing NU406 for Motor & Water Pump Applications

Extend motor and water pump uptime with reliable radial support that resists cage deformation under high-speed cyclic loads — a common failure point in continuous-duty applications. This NU406 cylindrical roller bearing delivers genuine SKF-compatible performance at optimized TCO, backed by our ISO 9001/TS 16949-certified quality control and in-house bearing engineering support. Exact metric dimensions: 30×90×23 mm, single-row, open-type, non-aligning design for precise shaft guidance Manufactured from high-purity bearing steel with P5 precision option — critical for minimizing vibration (V2 grade) in pump housings Separated construction allows easy mounting on fixed shafts without disassembling adjacent components OEM/ODM ready with carton/pallet packaging; lead times guaranteed via our Shanghai-based global logistics hub

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