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32218 Taper Roller Bearing 90*160*42.5 - High Load Capacity China Supplier Factory for Motorcycle Rear Wheel Hub

Exceptional Load-Bearing Capacity: Our bearings are expertly designed to handle combined radial and axial loads, primarily focusing on radial loads without the need for standalone axial load support. This makes them ideal for various applications in numerous industries.

Flexible Installation Options: With a separable design, our bearings' inner and outer rings can be installed independently. This feature allows for precise adjustments of axial and radial clearances during installation, and it also supports pre-interference setups for enhanced performance.

As a leading factory in China, we prioritize quality and reliability. Partnering with trusted suppliers ensures our customers receive the best products tailored to their specific needs.

    Bearing Details & Technical Specifications

    Item No. 32218 (Metric)
    Bearing Type Taper roller bearing (Metric)
    Material Chrome steel GCr15
    Specification 90*160*42.5 mm
    Precision Rating P0, P2, P5, P6, P4
    Inner Ring Width 40 mm
    Outer Ring Width 34 mm
    Contact Angle 15.642°
    Basic Dynamic Load Rating (Cr) 309 kN
    Basic Static Load Rating (Cor) 340 kN
    Reference Speed 3400 r/min
    Limiting Speed 4000 r/min
    Clearance Grades C0, C2, C3, C4, C5
    Brand Options JITO or OEM Service
    Separable Design Yes (Inner ring with roller set & Outer ring)
    Key Features • Long-life operation with high-grade material
    • Low-noise performance through precision quality control
    • High-load carrying capacity via advanced engineering geometry
    • Competitive, value-driven pricing
    • Flexible OEM customized solutions
    Applications Automobiles, rolling mills, mining equipment, metallurgy, plastic machinery, and industrial gearboxes
    Packaging Options Pallet, wooden case, commercial individual box packaging, or customized per client requirement

    Key Bearing Characteristics

    Strong Bearing Capacity

    Mainly engineered to support combined heavy radial and axial loads dominated by radial forces; generally not operated under pure axial loads alone.

    Separable Installation

    Inner cone and outer cup assemblies can be mounted independently. Axial and radial clearances can be calibrated conveniently during assembly, including pre-load configurations.

    Axial Displacement Limit

    Provides firm axial positioning control of the shaft or housing in specified directions while preventing angular tilt relative to housing bores.

    Clearance Optimization for Extended Life

    Accurate adjustment of internal working clearance and preload directly enhances stress distribution and maximizes operational lifespan.

    Primary Application Areas

    Machine Tool Industry

    Applied in machine spindles and feed shafts to withstand cutting and rotational forces, ensuring superior machining accuracy and structural rigidity.

    Automotive Industry

    Widely utilized in wheel hubs, differentials, and transmissions to support wheel rotation and smoothly transfer drive torque.

    Speed Reducer Industry

    Supports gear shafts inside reduction drives, absorbing substantial radial and thrust forces generated during high-torque gear meshing.

    Mining Machinery

    Supports vital rotating assemblies in heavy crushers, vibrating screens, and ball mills under severe shock and radial loads.

    Metallurgical Industry

    Deployed across steel rolling mills and continuous casting lines to handle high rolling loads and heavy axial thrust under harsh thermal conditions.

    Related 30300 & Metric Series Tapered Roller Bearings Catalogue

    Bearing No. Boundary Dimensions (mm) Basic Load Ratings (N) Limiting Speeds (r/min) Weight
    (kg)
    d D T B C r (min) r1 (min) r2 (min) Dynamic (Cr) Static (Cor) Grease Oil
    30202 15 35 11.75 11 10 0.6 0.6 0.15 14000 13000 11000 15000 0.053
    30302 42 14.25 13 11 1 1 0.3 23000 20000 9900 13000 0.098
    30203 17 40 13.25 12 11 1 1 0.3 20000 20000 9900 13000 0.080
    32203 40 17.25 16 14 1 1 0.3 26000 22000 9900 13000 0.108
    30303 47 15.25 14 12 1 1 0.3 28000 26000 9000 12000 0.134
    32303 47 20.25 16 14 1 1 0.3 27000 28000 9900 13000 0.102
    32004 20 42 15.00 15 12 0.6 0.6 0.15 27000 24000 9500 13000 0.097
    30204 47 15.25 14 12 1 1 0.3 29000 28000 8800 12000 0.127
    32204 47 19.25 18 15 1 1 0.3 39000 36000 8800 12000 0.160
    30304 52 16.25 15 13 1.5 1.5 0.6 35000 34000 8000 11000 0.169
    32304 52 22.25 21 18 1.5 1.5 0.6 48000 46000 8000 11000 0.245
    320/22 22 44 15.00 15 12 0.6 0.6 0.15 33000 28000 9000 12000 0.108
    302/22 50 15.25 14 12 1 1 0.3 27000 26000 8100 11000 0.141
    322/22 50 19.25 18 15 1 1 0.3 41000 36000 8100 11000 0.172
    303/22 56 17.25 16 14 1.5 1.5 0.6 36000 34000 7700 10000 0.209
    323/22 56 22.25 21 18 1.5 1.5 0.6 45000 43000 7600 10000 0.263
    32005 25 47 15.00 15 12 0.6 0.6 0.15 33000 27000 7900 11000 0.114
    33005 47 17.00 17 14 0.6 0.6 0.15 38000 31000 8000 11000 0.131
    30205 52 16.25 15 13 1 1 0.3 34000 31000 7300 9800 0.154
    32205 52 19.25 18 16 1 1 0.3 42000 37000 7300 9800 0.154
    33205 52 22.00 22 18 1 1 0.3 47000 43000 7300 9800 0.217
    30305 62 18.25 17 15 1.5 1.5 0.6 48000 45000 6700 8900 0.272
    31305 62 18.25 17 13 1.5 1.5 0.6 38000 36000 7500 11000 0.260
    32305 62 25.25 24 20 1.5 1.5 0.6 61000 57000 6700 8900 0.381
    320/28 28 52 16.00 16 12 1 1 0.3 36000 33000 7500 10000 0.146
    302/28 58 17.25 16 14 1 1 0.3 35000 33000 7000 9000 0.204
    322/28 58 20.25 19 16 1 1 0.3 44000 40000 6900 9300 0.236
    303/28 68 19.75 18 16 1.5 1.5 0.6 46000 44000 6000 8000 0.333
    323/28 68 25.75 24 21 1.5 1.5 0.6 64000 60000 6000 8000 0.453
    32906 30 47 12.00 12 9 0.6 0.6 0.15 24000 17000 7500 10000 0.073
    32006 55 17.00 17 13 1 1 0.3 45000 36000 6900 9200 0.166
    33006 55 20.00 20 16 1 1 0.3 50000 46000 6700 9000 0.208
    30206 62 17.25 16 14 1 1 0.3 48000 43000 6300 8400 0.241
    32206 62 21.25 20 17 1 1 0.3 64000 54000 6300 8400 0.241
    33206 62 25.00 25 20 1 1 0.3 75000 64000 6300 8400 0.344
    30306 72 20.75 19 16 1.5 1.5 0.6 60000 58000 5700 7600 0.408
    31306 72 20.75 19 16 1.5 1.5 0.6 57000 47000 6700 9500 0.390
    32306 72 28.75 27 23 1.5 1.5 0.6 80000 72000 7000 10000 0.550
    32018 90 140 32.00 32 24 2 1.5 0.6 168000 270000 2500 3300 1.790
    33018 140 39.00 39 33 2 1.5 0.6 215000 360000 2500 3300 2.180
    33118 150 45.00 45 35 2 1.5 0.6 251000 390000 3000 4300 3.100
    30218 160 32.50 30 26 2.5 2 0.6 208000 267000 2200 3000 2.660
    32218 160 42.50 40 34 2.5 2 0.6 262000 360000 2200 3000 3.490
    30318 190 46.50 43 36 4 3 1 335000 405000 2000 2700 6.030
    31318 190 46.50 43 30 4 3 1 264000 315000 2400 3400 5.900
    32318 190 67.50 64 53 4 3 1 450000 595000 2000 2700 8.570
    32918 125 23.00 23 18 1.5 1.5 0.6 97500 168000 2700 3600 0.817

    For complete catalog sizes, custom tolerances, and inventory data, please visit our official website at www.jito.cc.

    Our Advantages & Services

    Tailored Solution

    In-depth technical consultation and customized engineering solutions aligned with precise working parameters and application environments.

    Strict Quality Control

    Full-process ISO quality assurance with high-precision metrology and testing instruments from raw material arrival to final product packaging.

    Standard & Custom Packaging

    Anti-corrosion export wrapping, secure palletizing, reinforced wooden crating, and fully customized box/label/barcode OEM branding.

    Flexible Global Logistics

    Reliable ocean freight solutions optimized for heavy cargo, alongside expedited air freight and express courier services upon request.

    12-Month Quality Warranty

    Guaranteed against manufacturing and material defects for 12 months from shipping date under standard installation and maintenance conditions.

    Frequently Asked Questions (FAQ)

    What loads can the 32218 tapered roller bearing accommodate?

    The 32218 tapered roller bearing is designed to support heavy combined radial and axial loads simultaneously, with predominant radial load capacity. Its internal contact angle (15.642°) enables robust one-direction axial thrust resistance.

    Can the inner cone and outer cup be installed separately?

    Yes. Metric tapered roller bearings feature a separable design where the cone assembly (inner ring with rollers and cage) and the cup (outer ring) can be mounted independently, facilitating easy assembly, maintenance, and clearance adjustment.

    Why is proper clearance adjustment critical for tapered roller bearings?

    Internal operating clearance directly dictates contact stress, rolling fatigue, heat generation, and overall bearing life. Setting proper end-play or preload during installation prevents early fatigue failure and excessive vibration.

    What precision classes and custom tolerances are available?

    We supply standard standard P0 (Normal) precision as well as higher precision grades (P6, P5, P4, and P2) for high-accuracy spindle and gearbox applications, compliant with ISO standards.

    Do you support custom OEM branding and private labeling?

    Yes, we provide comprehensive OEM services including customized laser markings, client-specific box designs, customized clearance grades, and specialized corrosion-resistant export packaging.

    What is the standard warranty and after-sales policy?

    All JITO bearings come with a 12-month quality guarantee from the date of dispatch, covering material and manufacturing integrity under recommended operational and lubrication conditions.

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