Tapered Roller Bearing:32205

Product Name: Tapered Roller Bearing:32205
Type: Roller Bearing Brand : FODA
New Model: 32205 Old Model: 7505
Inner Diameter (mm): 25 Outer Diameter (mm): 52
Thickness (mm): 18 Weight (kg/pc): 0.19

Description

Basic Parameters

The 32205 tapered roller bearing is a precision-engineered component designed to handle combined radial and axial loads in various industrial and automotive applications. It features a bore diameter of 25 mm, an outside diameter of 52 mm, and a total width of 19.25 mm235. The bearing incorporates a contact angle of 21.25°, optimizing its capacity to manage both radial forces and unidirectional axial thrust while maintaining low friction during operation58. Constructed with high-quality SAE-52100 chrome steel for the inner and outer rings, it ensures durability and resistance to wear24. The separable design includes a stamped steel cage that securely retains 16 conical rollers, facilitating smooth rotation and efficient load distribution158.
In terms of load ratings, the bearing has a basic dynamic radial load capacity of 50.4 kN and a static radial load rating of 45.5 kN under ISO standards, making it suitable for heavy-duty applications510. It operates with a reference speed of 11,000 rpm and a limiting speed of 13,000 rpm when lubricated with oil, balancing performance and longevity510. This bearing is commonly used in automotive transmissions, industrial gearboxes, and machinery requiring robust axial guidance and high radial load support2412. Its interchangeable cone (inner ring) and cup (outer ring) design simplifies installation and maintenance, while the crowned raceway profiles reduce stress concentration and enhance misalignment tolerance5612.

Product Application

The 32205 tapered roller bearing, engineered with a robust design and versatile load-carrying capabilities, finds extensive use across diverse industries and mechanical systems. Its ability to handle combined radial and axial loads, coupled with high precision and durability, makes it an ideal choice for applications requiring reliable motion control and structural support.
1. Automotive Industry
In automotive systems, the 32205 bearing is critical for power transmission and wheel support:
  • Transmissions & Differentials: Installed in manual/automated gearboxes, it manages the radial forces from gear meshing and the axial thrust from torque variations, ensuring smooth gear shifting and reduced noise. Its 21.25° contact angle optimizes load distribution during acceleration or deceleration.
  • Wheel Hub Assemblies: Used in light trucks and commercial vehicles, the bearing supports the dynamic loads from road vibrations and cornering forces while accommodating slight misalignments caused by suspension movements. The separable cone (inner ring) and cup (outer ring) design simplifies maintenance during wheel servicing.
  • Steering Systems: Integrates into steering knuckles to handle axial loads from steering torque and radial loads from vehicle weight, enhancing steering responsiveness and safety.
2. Industrial Machinery
For heavy-duty industrial applications, the 32205 bearing excels in harsh environments:
  • Gearboxes & Pumps: In industrial gear reducers and centrifugal pumps, it withstands high radial loads from gear meshing or impeller rotation, paired with axial loads from hydraulic pressure. The SAE-52100 chrome steel construction resists wear and corrosion, extending service life in dusty or wet conditions.
  • Conveyor Systems: Used in roller conveyors and material handling equipment, the bearing supports the weight of transported goods and absorbs shock loads from start-stop operations. The stamped steel cage ensures stable roller alignment, minimizing friction and energy loss.
  • Electric Motors & Generators: Mounted in motor shafts, it handles radial loads from rotor weight and axial loads from magnetic forces, enabling high-speed operation within the bearing’s 13,000 rpm limiting speed (oil-lubricated).
3. Agricultural Machinery
In farming equipment subjected to dirt, moisture, and variable loads:
  • Tractor Axles & PTO Systems: Supports the heavy radial loads from agricultural implements (e.g., plows, harvesters) and axial loads from power take-off (PTO) torque, maintaining performance in muddy or uneven terrains. The crowned raceway profiles reduce stress concentration caused by misalignments from soil vibrations.
  • Combine Harvesters: Installed in header drives and grain augers, the bearing resists contamination from crop debris through proper sealing (when paired with external seals), ensuring reliable operation during harvest seasons.
4. Construction & Mining Equipment
For machinery enduring extreme loads and harsh conditions:
  • Excavators & Loaders: Used in swing drives and boom joints, it handles the high radial loads from bucket forces and axial loads from rotational movements, delivering stability in heavy-duty digging or lifting tasks.
  • Mining Conveyors & Crushers: In ore processing equipment, the bearing withstands impact loads from rocky materials and high-temperature environments, thanks to its heat-treated steel components and efficient lubrication design.
5. Aerospace & Defense (Specialized Applications)
In niche high-precision setups:
  • Aircraft Ground Support Equipment: Used in landing gear test rigs or tow tractors, the bearing provides precise load support for repetitive motion cycles, meeting stringent aerospace reliability standards.
  • Military Vehicles: Integrates into armored vehicle transmissions, enduring shock loads from rough terrain and delivering consistent performance under high-duty cycles.

Product List

 Bearing No. Dimensions (mm) Basic Load Rating (N)      Weight (kg)
ISO GOST d D B Dyn. C Stat. C0
32203 7503 17 40 16 29000 29500 0.102
32204 7504 20 47 18 33100 34700 0.161
32205 7505 25 52 18 35800 44000 0.19
32206 7506 30 62 20 50100 57000 0.28
32207 7507 35 72 23 66000 78000 0.43
32208 7508 40 80 23 74800 86500 0.53
32209 7509 45 85 23 80900 98000 0.58
32210 7510 50 90 23 82500 100000 0.61
32211 7511 55 100 25 106000 129000 0.83
32212 7512 60 110 28 125000 160000 1.15
32213 7513 65 120 31 151000 193000 1.5
32214 7514 70 125 31 157000 208000 1.6
32215 7515 75 130 31 161000 212000 1.7
32216 7516 80 140 33 187000 245000 2.05
32217 7517 85 150 36 212000 285000 2.6
32218 7518 90 160 40 251000 340000 3.35
32219 7519 95 170 43 281000 390000 4.05
32220 7520 100 180 46 319000 440000 4.9
32221 7521 105 190 50 358000 510000 6
32222 7522 110 200 53 402000 570000 7.1
32224 7524 120 215 58 468000 695000 9.15
32226 7526 130 230 64 550000 830000 11.5
32228 7528 140 250 68 644000 1000000 14.5
32230 7530 150 270 73 737000 1140000 17.5
32232 7532 160 290 80 880000 1400000 25.5
32234 7534 170 310 86 980000 1560000 28.5
32236 7536 180 320 86 1010000 1640000 29.8
32238 7538 190 340 92 1110000 1920000 36
32240 7540 200 360 98 1210000 2000000 42.7
32244 7544 220 400 108 1530000 2560000 58.3

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