Tapered Roller Bearings

33113X2 7813 Chrome Steel 65*110*30.5mm Single Row Cone and Cup Tapered Roller Bearings Clean the 65mm shaft and 110mm housing bore with industrial alcohol to remove rust and debris—foreign particles can cause raceway scratches within 300 operating hours . Heat the inner ring to 80-90°C (induction heating recommended) for easy mounting; avoid cold pressing to prevent inner ring deformation . Adjust axial clearance to 0.12-0.20mm using a feeler gauge after assembling the cone

30614 7714E Chrome Steel 70*120*45mm Single Row Cone and Cup Tapered Roller Bearings Automotive: Suitable for light commercial vehicle rear axles, pickup truck differential gears, and mid-size SUV transmission systems (compatible with Ford Ranger, Toyota Hilux). Industrial Machinery: Ideal for medium-duty conveyor drives, woodworking machine spindles, and printing press auxiliary shafts (resists continuous vibration in 16-hour production shifts). Heavy-Duty Equipment: Applied

31319 27319E 31319R Chrome Steel 95*200*49mm Single Row Cone and Cup Tapered Roller Bearings Constructed with premium Chrome Steel (SUJ2/GCr15) to deliver excellent wear resistance, corrosion resistance, and high impact load capacity. Heat-treated bearing rings and rollers (hardness up to HRC 60-62) maintain stable performance under high-speed (up to 1600 rpm) and high-temperature (up to 150°C) operating conditions. Precision-ground raceways (surface roughness Ra ≤ 0.4μm)

31318 27318E 31318R Chrome Steel 90*190*46mm Single Row Cone and Cup Tapered Roller Bearings Railway Auxiliary Equipment: Used in light rail maintenance vehicle wheel hubs and railway cargo trolley axles—meets EN 12082 standards for railway bearing vibration resistance, ensuring stability during track operations. Material Handling Heavy-Duty: Applied in 10+ ton forklift drive systems and container stacker wheel hubs—handles frequent start-stop cycles and heavy-load impacts

31317 27317E 31317R Chrome Steel 85*180*44mm Single Row Cone and Cup Tapered Roller Bearings Precision Classes: Offers P0 (standard) for general use, P6 (high precision) for medium-speed equipment, and P5 (ultra-high precision) for precision reducers—tolerances meet ISO 492 standards. Radial Clearance Options: Standard C3 clearance for thermal expansion; optional C2 (small clearance) for high-precision applications and C4 (large clearance) for heavy-load, high-temperature

31316 27316E 31316R Chrome Steel 80*170*42mm Single Row Cone and Cup Tapered Roller Bearings Re-lubrication Interval: Every 1,000 operating hours under normal conditions; reduce to 500 hours in dusty, high-humidity, or high-temperature environments. Mounting Torque: 45-50 Nm for adapter sleeves with 80mm shafts; over-tightening can deform raceways and shorten service life by 30%+. Storage Guidelines: Keep in original sealed packaging, store at 10-25°C in a dry environment

31315 27315E 31315R Chrome Steel 75*160*40mm Single Row Cone and Cup Tapered Roller Bearings Automotive: Suitable for heavy-duty truck rear axles, commercial bus differential gears, and large SUV transmission systems (compatible with Scania, MAN heavy commercial vehicles). Industrial Machinery: Ideal for heavy-duty conveyor drives, printing machine main shafts, and textile calender rollers (resists continuous vibration in 24/7 production lines). Heavy-Duty Equipment: Applied

31314 27314E 31314R Chrome Steel 70*150*38mm Single Row Cone and Cup Tapered Roller Bearings Mining Equipment: Used in small-scale mining conveyor idlers and crusher auxiliary shafts (resists ore dust and intermittent heavy loads). Material Handling: Applied in heavy-duty pallet jack drive systems and warehouse stacker wheel hubs (handles frequent start-stop cycles and load changes). Marine Auxiliary Equipment: Suitable for small fishing vessel winch shafts and boat trailer

31313 27310E 31313R Chrome Steel 65*140*36mm Single Row Cone and Cup Tapered Roller Bearings Automotive: Suitable for heavy-duty truck rear axles, commercial bus differential gears, and large SUV transmission systems (compatible with Scania, MAN commercial vehicles). Industrial Machinery: Ideal for heavy-duty conveyor drives, printing machine main shafts, and textile calender rollers (resists continuous vibration in 24/7 production lines). Heavy-Duty Equipment: Applied in

31312 27312E 31312R Chrome Steel 60*130*33mm Single Row Cone and Cup Tapered Roller Bearings Complies with ISO 355 international standards, with accurate metric dimensions: Inner Diameter (ID) 60mm, Outer Diameter (OD) 130mm, Width 33mm. 31312E/R models adopt optimized cone-cup contact angle design (15°-25°) for better alignment and uniform load distribution, reducing local stress concentration. Single-row structure balances compact installation space and strong radial-thrust

31311 27311E 31311R Chrome Steel 55*120*31mm Single Row Cone and Cup Tapered Roller Bearings Precision class: P0 (standard) and P6 (high precision) options available for different accuracy requirements. Radial clearance range: C3 (medium clearance) as standard, suitable for thermal expansion scenarios in high-speed operations. Cage material: 31311E uses pressed steel cage for lightweight performance; 31311R features machined brass cage for high strength and temperature

31310 27310E 31310R Chrome Steel 50*110*29mm Single Row Cone and Cup Tapered Roller Bearings Automotive: Suitable for medium-duty truck rear axles, SUV differential gears, and heavy-duty transmission systems. Industrial Machinery: Ideal for conveyor drives, printing press main shafts, and textile machine rollers (resists vibration in long-term operation). Heavy-Duty Equipment: Applied in small excavator wheel hubs, agricultural tractor axles, and forklift drive trains.

31309 27309E 31309R Chrome Steel 45*100*27mm Single Row Cone and Cup Tapered Roller Bearings Constructed with high-quality Chrome Steel for excellent wear resistance, corrosion resistance, and high load-bearing capacity. Heat-treated bearing rings and rollers ensure stable performance under high-speed (up to 3200 rpm) and high-temperature operating conditions. Precision-ground raceways reduce friction coefficient, extending the bearing’s service life by 20% compared to

31307 27307E 31307R Chrome Steel 35*80*22mm Single Row Cone and Cup Tapered Roller Bearings 35mm Inner Diameter (ID): Fits small-to-medium industrial shafts (tolerance: 0/-0.015mm) and accommodates a minimum 2.2mm shaft chamfer. The tight tolerance ensures a secure H7/k6 interference fit with 6-12kW motor shafts, medium CNC spindle shafts, or large seeder drive rollers—preventing slippage even under torque surges (e.g., medium lathe cutting thick metal parts, heavy mixer

31306 27306E 31306R Chrome Steel 30*72*20mm Single Row Cone and Cup Tapered Roller Bearings Built to ISO 355/DIN 720 standards with P6-level precision (minimal vibration and misalignment), the dimensions are optimized for space-constrained light-to-medium setups: 30mm Inner Diameter (ID): Fits small industrial shafts (tolerance: 0/-0.013mm) and accommodates a minimum 2.0mm shaft chamfer. The tight tolerance ensures a secure H7/k6 interference fit with 5-10kW motor shafts,

33120 3007720E 33120R Chrome Steel 100*165*52mm Single Row Cone and Cup Tapered Roller Bearings The 33120, 3007720E, and 33120R bearings combine premium chrome steel durability, precision engineering, and user-centric design to meet the demands of large-size heavy-duty applications. Whether retrofitting legacy machinery or equipping new equipment, these bearings deliver exceptional load capacity, long service life, and cost efficiency—making them the ideal choice for

33119 3007719E 33119R Chrome Steel 95*160*49mm Single Row Cone and Cup Tapered Roller Bearings 95mm Inner Diameter (ID): Fits large industrial shafts (tolerance: 0/-0.022mm) and accommodates a minimum 4.5mm shaft chamfer. The tight ID tolerance ensures a secure interference fit (H7/k6 fit) with 70-80kW motor shafts, heavy-duty CNC spindle shafts (for large-scale machining centers or lathes), or large conveyor drive rollers—preventing slippage even under extreme torque surges

33118 3007718E 33118R Chrome Steel 90*150*45mm Single Row Cone and Cup Tapered Roller Bearings Calibrated for high-speed stability in mid-to-large-size heavy-duty setups without overheating, the bearings leverage optimized roller geometry (to minimize sliding friction between rollers and raceways) and ultra-smooth raceways (surface roughness Ra ≤0.16μm): Grease Lubrication: Boasts a reference speed of 2,900 rpm, suitable for heavy-duty industrial machine tool spindles, mid

33117 3007717E 33117R Chrome Steel 85*140*41mm Single Row Cone and Cup Tapered Roller Bearings 80mm Inner Diameter (ID): Fits mid-size industrial shafts (tolerance: 0/-0.019mm) and accommodates a minimum 3.8mm shaft chamfer. The tight ID tolerance ensures a secure interference fit with 55-65kW motor shafts, heavy-duty CNC spindle shafts, or mid-size conveyor drive rollers—preventing slippage even under extreme torque surges (e.g., wheel loader bucket lifting with wet concrete

33116 3007716E 33116R Chrome Steel 80*130*37mm Single Row Cone and Cup Tapered Roller Bearings To handle mid-scale heavy loads uniformly (critical for preventing premature wear, uneven stress, and bearing failure), the 33116 series features brand-specific reinforced components: 33116/3007716E: Equipped with a stamped steel cage (2.6mm thickness, 215% thicker than standard mid-size bearings) with rounded roller pockets. The thickened steel resists deformation under high-speed