Tapered Roller Bearings

33013 3007113E 33013R Chrome Steel 65*100*27mm Single Row Cone and Cup Tapered Roller Bearings Engineered to ISO 355/DIN 720 standards with P6-level precision (tight tolerance for minimal vibration), the dimensions are optimized for compact medium-to-heavy-duty setups where space is constrained: 65mm Inner Diameter (ID): Fits mid-sized industrial shafts (tolerance: 0/-0.012mm) and accommodates 5.5mm minimum shaft chamfers—ensuring secure mounting on 12-22kW motor shafts,

33012 23007112E 33012R Chrome Steel 60*95*27mm Single Row Cone and Cup Tapered Roller Bearings The 33012, 23007112E (legacy model), and 33012R tapered roller bearings are crafted from high-grade 52100 chrome steel (GCr15), which undergoes precision heat treatment to achieve a hardness of HRC 58-62. Designed for compact medium-to-heavy-duty scenarios with a space-efficient 609527mm footprint (60mm ID, 95mm OD, 27mm width), this material delivers three core performance

33011 23007111E 33011R Chrome Steel 55*90*27mm Single Row Cone and Cup Tapered Roller Bearings The smooth contact between tapered rollers and raceways reduces rotational friction by 50-58% compared to standard compact bearings, cutting power consumption for 8-18kW motors. This low-friction design keeps operating temperatures within -30°C to 120°C (typically ≤ 128°C under full load), preventing degradation of small-scale seals (e.g., nitrile rubber gaskets in mini pumps, Viton

33010 3007110E 33010R Chrome Steel 50*80*24mm Single Row Cone and Cup Tapered Roller Bearings 33010 (Standard): Basic dynamic load rating (Cr) = 85.2kN, static load rating (Cor) = 112kN—supports up to 11.4 tons, ideal for small gearboxes, 6-15kW motor drivetrains, and mini construction tool components (e.g., small concrete mixer drive shafts, lightweight jackhammer gears). 3007110E (Legacy Equivalent): Matches 33010’s load specifications exactly, serving as a drop-in

33008 3007108E 33008R Chrome Steel 40*68*22mm Single Row Cone and Cup Tapered Roller Bearings 40mm Inner Diameter (ID): Fits small industrial shafts (tolerance: 0/-0.010mm) and accommodates 3.5mm minimum shaft chamfers—ensuring secure mounting on 4-12kW motor shafts, precision CNC router spindles, or mini conveyor rollers without slippage. 68mm Outer Diameter (OD): Seamlessly integrates into compact machinery housings (compatible with 3mm minimum outer ring chamfers),

33007 3007107E 33007R Chrome Steel 35*62*21mm Single Row Cone and Cup Tapered Roller Bearings Engineered to ISO 355/DIN 720 standards with P6-level precision (tight tolerance for minimal vibration), the dimensions are optimized for compact medium-duty setups where space is constrained: 35mm Inner Diameter (ID): Fits small industrial shafts (tolerance: 0/-0.009mm) and accommodates 3mm minimum shaft chamfers—ensuring secure mounting on 3-10kW motor shafts, precision milling

33006 23007106E 33006R Chrome Steel 30*55*20mm Single Row Cone and Cup Tapered Roller Bearings Engineered to ISO 355/DIN 720 standards with P6-level precision (tight tolerance for minimal vibration), the dimensions are optimized for compact medium-duty setups where space is constrained: 30mm Inner Diameter (ID): Fits small industrial shafts (tolerance: 0/-0.009mm) and accommodates 2.5mm minimum shaft chamfers—ensuring secure mounting on 2-8kW motor shafts, precision drill

32921 2007921E 32921R Chrome Steel 105*145*25mm Single Row Cone and Cup Tapered Roller Bearings Semi-trailer and utility trailer wheel hubs are tasked with supporting extraordinary payloads—often ranging from 10 to 20 tons per axle for semi-trailers and 3 to 8 tons for utility trailers—and enduring relentless road vibration, whether traversing highway asphalt, gravel construction sites, or uneven rural roads. This dual challenge demands a bearing that can balance heavy-load

32920 2007920E 32920R Chrome Steel 100*140*25mm Single Row Cone and Cup Tapered Roller Bearings The 32920 series’ 100×140×25mm dimensions make it ideal for heavy-duty truck front and rear axles, where it withstands combined radial loads (from vehicle weight) and axial loads (from cornering forces). The 2007920E variant, with its enhanced load capacity, excels in this role—tests show it handles 15–20% higher continuous loads than standard tapered bearings, reducing axle

32919 2007919E 32919R Chrome Steel 95*130*23mm Single Row Cone and Cup Tapered Roller Bearings 32919/2007919E: Basic dynamic load rating (Cr)=135kN; basic static load rating (Cor)=185kN; fatigue load limit (Pu)=20.8kN. It can support up to 15 tons (≈3.0 small SUVs), suitable for 17-32kW motor drivetrains, small gearbox shafts, or compact high-pressure pump rotors. 2007919E (Legacy Equivalent): Matches 32919’s load specs exactly, serving as a drop-in replacement for vintage

32918 2007918E 32918R Chrome Steel 90*125*23mm Single Row Cone and Cup Tapered Roller Bearings 90mm Inner Diameter (ID): Fits compact industrial shafts (tolerance: 0/-0.029mm) and accommodates a minimum 2.0mm shaft chamfer. The tight tolerance ensures a secure H7/k6 interference fit with 16-30kW motor shafts, precision spindle shafts, or small gearbox drive rollers—preventing slippage even under torque surges (e.g., CNC lathe cutting alloy steel, small mixer handling high

32917 2007917E 32917R Chrome Steel 85*120*23mm Single Row Cone and Cup Tapered Roller Bearings Most 32917 series bearings come pre-lubricated with high-performance grease tailored for compact applications, eliminating on-site lubrication errors (a leading cause of 45% of compact bearing failures): 32917/2007917E: Pre-filled with industrial-grade compact-machine grease (anti-oxidation, anti-rust additives), ensuring smooth operation from startup—no on-site lubrication needed,

32916 2007916E 32916R Chrome Steel 80*110*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 ultra-compact heavy-duty setups: 80mm Inner Diameter (ID): Fits compact industrial shafts (tolerance: 0/-0.027mm) and accommodates a minimum 3.5mm shaft chamfer. The tight tolerance ensures a secure H7/k6 interference fit with 14-26kW motor shafts,

32915 2007915E 32915R Chrome Steel 75*105*20mm Single Row Cone and Cup Tapered Roller Bearings Smooth roller-raceway contact reduces rotational friction by 67-75% vs. standard compact bearings: Energy Efficiency: Cuts 13-24kW motor power use by 11-14% (saves 1,100-1,400 kWh/year), meeting IE3/IE4 energy standards critical for precision machinery. Temperature Control: Maintains -30°C to 120°C (≤158°C under full load), preventing degradation of compact seals (e.g., small pump

32914 2007914E 32914R Chrome Steel 70*100*20mm Single Row Cone and Cup Tapered Roller Bearings 70mm Inner Diameter (ID): Fits compact industrial shafts (tolerance: 0/-0.025mm) and accommodates a minimum 3.0mm shaft chamfer. The tight tolerance ensures a secure H7/k6 interference fit with 12-22kW motor shafts, precision spindle shafts, or small gearbox drive rollers—preventing slippage even under torque surges (e.g., CNC lathe cutting alloy steel, small mixer handling high

32913 2007913E 32913R Chrome Steel 65*90*17mm Single Row Cone and Cup Tapered Roller Bearings Wear Resistance: Outperforms low-carbon steel bearings by 420-430% in space-constrained, dusty environments (small industrial gearboxes, 11-20kW motor spindles), resisting erosion from metal shavings, fine construction aggregates, or agricultural residues that shorten standard bearing life by 60-70%. Impact Toughness: Absorbs sudden load spikes—such as start-stop cycles of compact

32912 2007912E 32912R Chrome Steel 60*85*17mm Single Row Cone and Cup Tapered Roller Bearings 32912/2007912E: Basic dynamic load rating (Cr) = 53-58kN; basic static load rating (Cor) = 75-80kN (varies by brand). For example, SKF’s 32912 bearing has a Cr of 53.2kN and a Cor of 75kN, while AGMS’s 32912 bearing offers a Cr of 45.9kN and a Cor of 76.5kN. It can support up to 7.5 tons (equivalent to ~1.5 small SUVs), suitable for 10-18kW motor drivetrains, small gearbox shafts,

32911 2007911E 32911R Chrome Steel 55*80*17mm Single Row Cone and Cup Tapered Roller Bearings Optimized roller geometry and ultra-smooth raceways ensure high-speed stability in compact enclosures: Grease Lubrication: Reference speed of 5,500 rpm (suitable for precision CNC spindles, small conveyor motors). Lithium-based NLGI Grade 2 grease (with extreme-pressure additives like zinc dialkyldithiophosphate) keeps temperatures ≤145°C. Oil Lubrication: Limit speed of 6,800 rpm

32910 2007910E 32910R Chrome Steel 50*72*15mm Single Row Cone and Cup Tapered Roller Bearings 50mm Inner Diameter (ID): Fits compact industrial shafts (tolerance: 0/-0.020mm) and accommodates a minimum 2.2mm shaft chamfer. The tight tolerance ensures a secure H7/k6 interference fit with 8-14kW motor shafts, precision spindle shafts, or small gearbox drive rollers—preventing slippage even under torque surges (e.g., CNC mill cutting alloy steel, small mixer handling high

32909 2007909E 32909R Chrome Steel 45*68*15mm Single Row Cone and Cup Tapered Roller Bearings Wear Resistance: Outperforms low-carbon steel bearings by 380-390% in space-constrained, dusty environments (small gearboxes, 7-12kW motor spindles), resisting erosion from metal shavings, fine industrial dust, or light construction debris that shorten standard bearing life by 50-60%. Impact Toughness: Absorbs sudden load spikes—such as start-stop cycles of compact industrial