What is the difference between cylindrical bore (C) and tapered bore (K) spherical roller bearings?

Cylindrical bore bearings mount directly on precision-ground shafts with a press fit. Tapered bore (K suffix) bearings mount on adapter sleeves (H series) or withdrawal sleeves (AH/OH series), allowing installation on stepped or non-precision shafts without machining. Tapered bore is the preferred choice when easy mounting and dismounting are priorities, such as on conveyor pulley shafts.

Can SKF spherical roller bearings handle high-temperature applications?

Yes. Standard SKF spherical roller bearings are rated for continuous operation up to 120°C. For higher temperatures, SKF offers heat-stabilized variants: S1 (up to 200°C) and S2 (up to 250°C). These are commonly used in steel mill rollers, cement kiln applications, and paper machine dryer sections. Contact Shri Narayan Machinery LLP in Noida for heat-stabilized bearing availability.

SKF

Spherical Roller Bearings — SKF 22200/22300 Series & Explorer VA9A1

Name: Spherical Roller Bearings — SKF 22200/22300 Series & Explorer VA9A1
Brand: Shri Narayan Machinery LLP

SKF Spherical Roller Bearings in the 22200 and 22300 series are designed for the toughest industrial conditions — heavy loads, shaft deflection, and misalignment up to 2 degrees. These double-row, self-aligning bearings deliver exceptional radial and axial load capacity, making them the go-to choice for mining equipment, steel mill rollers, paper machine dryer sections, and cement plant crushers. The new SKF Explorer VA9A1 series features an optimized internal geometry and special heat treatment that extends grease relubrication intervals by up to 50%, significantly reducing maintenance costs in low-speed, heavy-load applications. Available with cylindrical (C) or tapered (K) bore for adapter sleeve mounting, these bearings accommodate housing inaccuracies and shaft deflection that would destroy rigid bearing types. Shri Narayan Machinery LLP supplies the complete range of SKF spherical roller bearings from our Noida warehouse, with expert technical support for selection and mounting.

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Type: Double Row Spherical Roller (Self-Aligning)Series Available: 22205 – 22232, 22305 – 22330, VA9A1 variantsBore Size Range: 25mm to 320mmOuter Diameter Range: 52mm to 480mm

Key Features

Self-aligning design accommodates shaft misalignment up to 2 degrees

Double-row barrel rollers deliver very high radial and axial load capacity

SKF Explorer VA9A1 series extends grease life by up to 50% in low-speed applications

Available with cylindrical bore (C) or tapered bore (K) for adapter sleeve mounting

Optimized cage design (steel or brass) for reliable operation in heavy vibration

Operating temperature range up to 200°C with special heat stabilization (S suffix)

Sealed variants (2CS5) available for contaminated environments — no external seals needed

Robust construction handles shock loads common in mining and crushing operations

Technical Specifications

Type	Double Row Spherical Roller (Self-Aligning)
Series Available	22205 – 22232, 22305 – 22330, VA9A1 variants
Bore Size Range	25mm to 320mm
Outer Diameter Range	52mm to 480mm
Width Range	18mm to 121mm
Dynamic Load Rating (max)	Up to 2,600 kN (22300 series, large sizes)
Static Load Rating (max)	Up to 3,350 kN
Permissible Misalignment	Up to 2°
Bore Type	Cylindrical (C) or Tapered (K) for adapter sleeves
Cage Options	Pressed steel, machined brass, or polymer
Heat Stabilization	Standard (up to 120°C), S1 (up to 200°C), S2 (up to 250°C)

Applications

The Spherical Roller Bearings is used across a wide range of industrial applications:

Mining conveyors and crushers — handling extreme shock loads and dust ingress
Continuous casting machines (CCM) — support rollers in steel mill casters
Paper machine dryer cylinders — withstanding thermal expansion and misalignment
Cement kilns and ball mills — heavy radial loads with shaft deflection
Sugar mill rollers — high loads in corrosive, humid environments
Wind turbine gearboxes — managing misalignment and dynamic loads
Vibrating screens — reliable operation under constant heavy vibration
Marine propulsion — propeller shaft bearings handling thrust and misalignment

Industries Served

Mining & QuarryingSteel & Metal ProcessingPulp, Paper & TissueCement & Building MaterialsSugar & DistilleryWind Energy

Need Spherical Roller Bearings? Get the Best Dealer Price

As your SKF dealer, Shri Narayan Machinery LLP offers competitive pricing on the entire Spherical Roller Bearings range. Contact us for availability and your best quote.

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C-101, Sector 9, Noida, Uttar Pradesh 201301 | SKF Dealer

Frequently Asked Questions — Spherical Roller Bearings

The VA9A1 series is specifically designed for low-speed, heavy-load applications where bearings operate below 50% of their rated speed limit — such as continuous caster rollers, conveyor pulleys, and vibrating screen shafts. The optimized internal geometry and surface finish extend grease relubrication intervals by up to 50%, which translates directly into lower maintenance costs and fewer unplanned shutdowns.

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