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| NSK 21316 CC Bearing Details： |
| Bearing Name | 21316 CC |
| New Model | 21316CC |
| Old Model | 53316 bearing |
| product Model | 21316CC |
| Category | Spherical Roller Bearings |
| Brand | NSK Bearing |
| Inner Diameter d ( mm ) | 80 |
| Outer Diameter D ( mm ) | 170 |
| Thickness B ( mm ) | 39 |
|
| NSK 21316 CC Bearing Bearing Size and Drawing： |
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NSK 21316 CC Bearing With size alternative model
| Model | Inner Diameter
d(mm) | Outer Diameter
D(mm) | thickness
B(mm) | Brand | Type |
| STEYR NU316E Bearing | 80 | 170 | 39 | STEYR | Cylindrical Roller Bearings |
| KOYO 6316N Bearing | 80 | 170 | 39 | KOYO | Deep Groove Ball Bearings |
| TBS *N316ECP Bearing | 80 | 170 | 39 | TBS | Cylindrical Roller Bearings |
| STEYR 1316 Bearing | 80 | 170 | 39 | STEYR | Self-aligning Ball Bearings |
| FAG 31316 +T7GB080 Bearing | 80 | 170 | 39 | FAG | Tapered Roller Bearings |
| NTN 6316-ZN Bearing | 80 | 170 | 39 | NTN | Deep Groove Ball Bearings |
| NACHI NF316 Bearing | 80 | 170 | 39 | NACHI | Cylindrical Roller Bearings |
| TBS NUP 316 E CP* Bearing | 80 | 170 | 39 | TBS | Cylindrical Roller Bearings |
| STEYR 6316-ZN Bearing | 80 | 170 | 39 | STEYR | Deep Groove Ball Bearings |
| FLT 7316 B Bearing | 80 | 170 | 39 | FLT | Angular Contact Ball Bearings |
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What are the structural components and design advantages of spherical roller bearings?
Spherical roller bearings consist of an inner ring, an outer ring, spherical rollers, and a cage. The inner ring has two raceways, and the outer ring has a spherical raceway. The rollers have a drum-shaped design, providing self-aligning capability, effectively compensating for misalignment between the shaft and the housing bore, as well as shaft deflection. They also offer extremely high load-bearing capacity, shock resistance, and vibration resistance.
What are the advantages compared to other similar bearings?
Compared to self-aligning ball bearings, spherical roller bearings have significantly higher radial and axial load-bearing capacity, making them suitable for heavy-duty applications. Compared to cylindrical roller bearings, they have self-aligning capabilities, accommodating installation errors and shaft deformation. Compared to tapered roller bearings, their self-aligning performance is superior, making them more suitable for long shafts or applications with high flexibility.
What are the applicable occasions and typical applications?
These bearings are suitable for heavy-duty machinery applications involving heavy loads, vibration, shock, or misalignment. Typical applications include mining conveying equipment, wind turbine main shafts, paper calenders, large speed reducers, vibrating screens, ship propulsion systems, and metallurgical rolling mills.
