Cam rollers (Yoke-type track rollers)

SKF cam rollers (yoke-type track rollers) are rolling bearings designed for various track operations and are commonly used in cam drives, conveyor systems, etc. ‌

Designs and specifications SKF cam rollers are mainly available in two designs: ‌Single-row cam rollers‌: Based on deep groove ball bearings, they belong to the 62 series. ‌Double-row cam rollers‌: Based on double-row angular contact ball bearings, they belong to the 32 series. SKF also offers a variety of designs and variants with or without flange rings, with or without inner rings, with or without seals ‌

Performance features ‌Long life‌: Specially designed thrust washers improve the anti-seizure properties of the sliding surface. ‌Maintenance-free‌: Labyrinth seals are used to ensure maintenance-free operation. ‌Shock-resistant‌: The thick outer ring and crowned rollers enable them to withstand high shock loads. ‌ ‌High speed and high load applications‌: Two types are available: caged and full complement rollers, suitable for high speed and heavy load applications respectively‌

Application scenarios

SKF cam rollers are widely used in various track running equipment, such as cam drives, conveyor systems, etc. Their design enables these rollers to operate stably under various working conditions, ensuring the reliability and durability of the equipment.

SKF Cam Rollers (Yoke-Type Track Rollers) are heavy-duty, precision-engineered components designed to provide reliable linear guidance and load support in demanding industrial applications. Featuring a robust yoke (U-shaped) mounting design, these rollers excel in systems requiring high radial load capacity, shock absorption, and resistance to harsh environmental conditions. Combining advanced bearing technology with durable construction, SKF Cam Rollers are optimized for use in construction machinery, automated material handling systems, mining equipment, and other applications where precise motion control and longevity are critical. Their ability to follow cam profiles or tracks with minimal friction makes them indispensable for ensuring smooth, efficient operation in challenging environments.

Key Features & Benefits

  1. Exceptional Load Capacity & Durability

High Radial Load Support: Engineered to handle radial loads up to 250 kN (dependent on model), making them ideal for heavy machinery and high-stress applications.

Shock and Vibration Resistance: Reinforced outer rings and needle roller bearings absorb impact forces in rugged environments (e.g., excavators, crushers).

Hardened Outer Rings: Made from case-hardened chromium steel (SAE 52100) with a surface hardness of 58–62 HRC for superior wear resistance.

  1. Precision Engineering for Smooth Operation

Optimized Rolling Elements: Needle or cylindrical roller bearings ensure low friction and smooth motion at speeds up to 1,200 RPM.

Accurate Cam Following: Precision-ground outer diameters (±0.005 mm tolerance) maintain consistent contact with tracks or cam profiles.

  1. Robust Yoke Mounting Design

Secure Installation: Yoke (U-shaped) housing allows easy bolting to machinery frames, providing stable alignment and reducing deflection.

Adjustability: Eccentric yoke designs enable fine-tuning of roller position (±2 mm) for optimal track alignment.

  1. Enhanced Sealing & Protection

Triple-Lip Seals (SKF LLU/LLB): Provide IP67 protection against dust, water, and contaminants, extending service life in harsh conditions.

Corrosion-Resistant Options: Stainless steel (AISI 440C) or coated variants for marine, chemical, or food-grade environments.

  1. Low Maintenance & Cost Efficiency

Pre-Lubricated Units: Greased with SKF LGHP 2 high-performance lubricant for extended service intervals (up to 10,000 operating hours).

Modular Replacement: Simplified design allows quick roller swaps without dismantling entire systems, minimizing downtime.

SKF Yoke-Type Cam Rollers redefine reliability and performance in high-stress linear motion applications. Their robust design, precision engineering, and adaptability make them essential for industries ranging from construction and mining to renewable energy and automotive manufacturing. By integrating SKF’s advanced materials, sealing technologies, and global engineering expertise, these rollers deliver unmatched durability, reduced downtime, and lower total cost of ownership. Whether guiding heavy loads in excavators or ensuring precision in solar tracking systems, SKF Cam Rollers empower industries to achieve operational excellence in the most challenging conditions.

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Designation Functional outside diameter Bore diameter Width Basic dynamic load rating Limiting speed Mass
305706 C-2Z
72.0 mm
30.0 mm
23.8 mm
27.0 kN
6700.0 r/min
0.485 kg
305707 C-2Z
80.0 mm
35.0 mm
27.0 mm
34.5 kN
5600.0 r/min
0.651 kg
305800 C-2Z
32.0 mm
10.0 mm
14.0 mm
7.28 kN
16000.0 r/min
0.0638 kg
305804 C-2RS1
52.0 mm
20.0 mm
20.6 mm
17.8 kN
9500.0 r/min
0.215 kg
305807 C-2Z
80.0 mm
35.0 mm
27.0 mm
34.5 kN
5600.0 r/min
0.64 kg
361202 R
40.0 mm
15.0 mm
11.0 mm
7.02 kN
9500.0 r/min
0.0701 kg
361204 R
52.0 mm
20.0 mm
14.0 mm
11.4 kN
7000.0 r/min
0.152 kg
305802 C-2Z
40.0 mm
15.0 mm
15.9 mm
10.8 kN
13000.0 r/min
0.102 kg
361206 R
72.0 mm
30.0 mm
16.0 mm
17.4 kN
5300.0 r/min
0.331 kg
305702 C-2Z
40.0 mm
15.0 mm
15.9 mm
10.8 kN
13000.0 r/min
0.103 kg
361207 R
80.0 mm
35.0 mm
17.0 mm
22.1 kN
4500.0 r/min
0.414 kg
305705 C-2Z
62.0 mm
25.0 mm
20.6 mm
19.9 kN
8000.0 r/min
0.321 kg
305701 C-2Z
35.0 mm
12.0 mm
15.9 mm
9.75 kN
14000.0 r/min
0.0775 kg
305805 C-2RS1
62.0 mm
25.0 mm
20.6 mm
19.9 kN
8000.0 r/min
0.321 kg
305806 C-2RS1
72.0 mm
30.0 mm
23.8 mm
27.0 kN
6700.0 r/min
0.485 kg
305703 C-2Z
47.0 mm
17.0 mm
17.5 mm
13.8 kN
11000.0 r/min
0.161 kg
305804 C-2Z
52.0 mm
20.0 mm
20.6 mm
17.8 kN
9500.0 r/min
0.215 kg
305805 C-2Z
62.0 mm
25.0 mm
20.6 mm
19.9 kN
8000.0 r/min
0.321 kg
361200 R
32.0 mm
10.0 mm
9.0 mm
4.68 kN
12000.0 r/min
0.0392 kg
305701 C-2RS1
35.0 mm
12.0 mm
15.9 mm
9.75 kN
14000.0 r/min
0.0772 kg