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Total44, Por página：18Artículo
The 33200 series consists of heavy-duty, wide-profile single row tapered roller bearings featuring a steep contact angle (approximately 28° to 32°). Among all single-row series, this series offers the highest axial load-carrying capacity; its wide profile also ensures outstanding radial load capacity, making it specifically designed for mining equipment and heavy-duty axial load applications. Bearing the diameter series code "32" and a contact angle of approximately 28° to 32°, the 33200 series...
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The 33100 series tapered roller bearings feature a "wide series" design with a medium contact angle (approximately 20° to 25°). Characterized by a moderate outer diameter and greater width, they offer balanced radial and axial load-carrying capacities with a focus on heavy loads. These bearings are specialized models designed for the travel mechanisms of construction machinery and for heavy-duty gearboxes. The 33100 series single row tapered roller bearings carry the diameter series code "31" a...
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The 33000 series tapered roller bearings feature a narrow, lightweight, and precision design characterized by a narrow width and moderate outer diameter. With a contact angle of approximately 14° to 18°, they are commonly used in precision, light-load applications such as machine tools, gearboxes, and pump shafts. Like the 32900 series, they belong to the compact bearing category but possess a slightly larger outer diameter. The 33000 series single row tapered roller bearings carry the diameter...
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The 32900 series tapered roller bearings feature an ultra-thin-walled, compact design with minimal outer diameters and narrow widths. They are indispensable in applications where radial space is extremely limited, such as small gearboxes, precision wheel hubs, and space-constrained transmission mechanisms. As a single row tapered roller bearing series with a diameter series code of "29" and a contact angle of approximately 12° to 18°, this series offers the most compact radial dimensions among...
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The 32300 series tapered roller bearings stand out as the heavyweights of the single-row tapered roller bearing family. Characterized by large outer diameters, substantial widths, and the longest rollers, they offer the highest radial and axial load-carrying capacities among standard contact-angle series. They are specifically engineered for demanding applications involving heavy loads and severe impacts, such as crushers and vibrating screens. Designated by the diameter series code "23" and fe...
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The 32200 series is a wide-profile, heavy-duty, general-purpose series. It serves as a widened, upgraded version of the 30200 series—featuring longer rollers and higher load-carrying capacity while maintaining a moderate outer diameter and contact angle—making it a primary choice for heavy-duty gearboxes and mining machinery.The 32200 series carries the diameter series code "22" and features a contact angle of approximately 14° to 16°, classifying it as having a standard, small contact angle.
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The 32000X series represents a range of bearings with medium contact angles (approximately 20° to 29°), offering a balanced capacity for both radial and axial loads. Characterized by a compact outer diameter and moderate width, they are a popular choice for automotive drive pinions and pump shafts; the "X" suffix in the model number distinguishes them from earlier versions. The diameter series code for the 32000X series is "20," with the "X" indicating an improved design that complies with ISO s...
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The 31300 series stands out among single-row tapered roller bearings for its large contact angle—ranging from approximately 24° to 28°. Offering superior axial load-carrying capacity compared to standard-angle series, it is specifically engineered for applications subject to significant axial forces, such as differential drive pinions and helical gear shafts.
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Within the category of single row tapered roller bearings, the 30300 series features a design characterized by a relatively narrow width but an enlarged outer diameter. Compared to the 30200 series, and for a given inner diameter, the 30300 series offers a significantly larger outer diameter and longer rollers, resulting in substantially higher radial load-carrying capacity. It is a classic model used in automotive rear axles and the travel mechanisms of construction machinery.
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30200 Series Tapered Roller Bearings is the most versatile and widely stocked "light and narrow" series among single-row tapered roller bearings. Featuring a contact angle of approximately 14°, a moderate outer diameter, and a compact width, it offers excellent cost-effectiveness and serves as a preferred baseline model in mechanical design.
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N Type Cylindrical Roller Bearings is the most basic model among single-row cylindrical roller bearings. Its defining characteristic is that the inner ring features integral flanges on both sides, while the outer ring has no flanges. The bearing consists of an inner ring, cylindrical rollers, a cage, and an outer ring; the inner ring retains the rollers and cage via its flanges, forming a separable inner ring assembly, whereas the outer ring is a smooth, unflanged ring.
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NJ Type Cylindrical Roller Bearings is a semi-locating single-row cylindrical roller bearing. Its structural design features integral flanges on both sides of the outer ring and a flange on only one side of the inner ring. The bearing consists of two main parts: an outer ring assembly (comprising the outer ring, cylindrical rollers, and cage) and the inner ring. The outer ring assembly axially retains the rollers and cage via its double flanges, allowing it to be separated and handled independen...
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NF Type Cylindrical Roller Bearings is a single-row cylindrical roller bearing designed for unidirectional axial location. Structurally, it features integral ribs on both sides of the inner ring and a rib on only one side of the outer ring. The bearing consists of two main parts: an inner ring assembly (comprising the inner ring, cylindrical rollers, and cage) and the outer ring. The inner ring assembly is a self-contained unit where the rollers and cage are axially retained by the ribs on both...
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NU Type Cylindrical Roller Bearings is the most widely used "floating" variant among single-row cylindrical roller bearings. Structurally, it features an outer ring with integral flanges on both sides and an inner ring that is a smooth, flange-less collar. The bearing consists of two main parts: an outer ring assembly (comprising the outer ring, cylindrical rollers, and cage) and the inner ring. The outer ring's flanges axially retain the rollers and cage, forming a separable assembly, while the...
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NUP Type Cylindrical Roller Bearings is a single-row cylindrical roller bearing designed for bidirectional axial location. Structurally, it features integral ribs on both sides of the outer ring; the inner ring has an integral rib on one side and a detachable flat rib ring (or "loose rib") on the other. The bearing assembly consists of three main components: the outer ring assembly (outer ring, cylindrical rollers, and cage), the inner ring, and the flat rib ring. The flat rib ring snaps into a...
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NN Type Cylindrical Roller Bearings is the most widely used precision product among double-row cylindrical roller bearings. Its structural characteristics include an inner ring with integral ribs, a smooth outer ring without ribs, and two internal rows of cylindrical rollers. The bearing consists of two main parts: an inner ring assembly (comprising the inner ring, two rows of rollers, and the cage) and the outer ring. The inner ring features ribs that axially retain the two rows of rollers and...
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The NNU type double-row cylindrical roller bearing is a high-rigidity, precision bearing featuring an outer ring with integral ribs, an inner ring without ribs, and two rows of internal rollers. Its radial load-carrying capacity and radial rigidity are approximately 1.8 to 2 times those of a single-row bearing of the same size, and it is capable of withstanding a certain degree of tilting moment.The NNU type is a mainstream model among double-row cylindrical roller bearings. Structurally, it fea...
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The 241 series consists of heavy-duty, double-row spherical roller bearings characterized by large bore diameters and extra-wide cross-sections; it is among the series with the highest load-carrying capacity within the large-bore spherical roller bearing category. Featuring a spherical outer ring raceway paired with double rows of barrel-shaped rollers, these bearings offer a self-aligning angle of 1.0–1.5°, effectively compensating for significant shaft deflection and mounting misalignment. The...
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