Metal face seals

Seals Product Introduction

**Introduction to SKF Shaft Seals and Metal Face Seals: Engineered for Reliability and Performance**

In demanding industrial and automotive environments, effective sealing solutions are critical to preventing contamination, reducing friction, and extending equipment service life. SKF, a global leader in bearing and sealing technology, offers a comprehensive range of **shaft seals** and **metal face seals** designed to deliver superior performance in even the most challenging applications. Combining advanced materials, precision engineering, and rigorous testing, SKF seals ensure optimal protection for rotating equipment, enhancing efficiency and reducing maintenance costs.

### **Technical Features and Design Excellence**
SKF shaft seals and metal face seals are engineered to address common failure modes such as leakage, wear, and thermal degradation. Key features include:

– **Robust Materials**: SKF seals utilize high-performance elastomers, reinforced polymers, and corrosion-resistant metals (e.g., stainless steel or tungsten carbide for metal face seals) to withstand harsh operating conditions, including extreme temperatures, high pressures, and aggressive chemicals.
– **Advanced Lip Designs**: Precision-molded sealing lips with optimized geometries minimize friction while maintaining effective sealing against liquids, gases, and particulate contaminants.
– **Integrated Lubrication**: Many SKF seals incorporate self-lubricating materials or grease-filled cavities to reduce wear and extend service intervals.
– **Spring-Energized Options**: For high-pressure or dynamic applications, metal face seals may include spring-loaded mechanisms to maintain consistent contact pressure under varying loads and shaft movements.

### **Performance Advantages**
SKF sealing solutions provide measurable benefits across industries:

– **Extended Equipment Life**: By preventing lubricant loss and excluding contaminants, SKF seals reduce abrasive wear on bearings and shafts, significantly prolonging component lifespan.
– **Energy Efficiency**: Low-friction designs minimize power losses, contributing to energy savings in motors, pumps, and gearboxes.
– **Reliability in Extreme Conditions**: Whether in high-speed automotive transmissions, heavy-duty mining equipment, or precision medical devices, SKF seals maintain integrity under vibration, misalignment, and thermal cycling.
– **Customization**: SKF offers tailored solutions for specific applications, including split seals for easy installation and hybrid designs combining elastomeric and metallic elements.

### **Typical Applications**
SKF shaft seals and metal face seals are widely used in:

– **Industrial Machinery**: Pumps, compressors, and turbines requiring reliable sealing against water, dust, or process fluids.
– **Automotive Systems**: Axles, transmissions, and wheel hubs where high-speed rotation and temperature fluctuations demand durable seals.
– **Precision Equipment**: Robotics, aerospace actuators, and medical devices where minimal friction and leakage are critical.
– **Heavy-Duty Applications**: Construction and agricultural machinery exposed to dirt, moisture, and mechanical stress.

By leveraging decades of engineering expertise, SKF continues to set the standard for sealing technology, helping industries achieve higher uptime, lower total cost of ownership, and uncompromising performance. Whether for OEM integration or maintenance replacements, SKF seals provide a trusted solution for safeguarding critical rotating components.

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Designation Inside diameter Outside diameter Seal width Shaft diameter, maximum Nominal bore depth Sealing lip material Mass
154X173.5X32 DO CR60
154.0 mm
173.5 mm
32.0 mm
139.0 mm
14.5 mm
Cast iron
0.66 kg
80X100X29 DO CR60
80.0 mm
100.0 mm
29.0 mm
65.0 mm
14.5 mm
Cast iron
0.34 kg
154X180X38 DO CR60
154.0 mm
180.0 mm
38.0 mm
139.0 mm
18.0 mm
Cast iron
0.92 kg
85X104.48X32 DO CR60
85.0 mm
104.48 mm
32.0 mm
70.0 mm
15.2 mm
Cast iron
0.348 kg
18259
48.51 mm
20.07 mm
46.03 mm
10.57 mm
Steel
0.157 kg
920X976X80 DO CR60
920.0 mm
976.0 mm
80.0 mm
905.0 mm
34.5 mm
Cast iron
30.1 kg
182X210X46 DO CR60
182.0 mm
210.0 mm
46.0 mm
167.0 mm
18.4 mm
Cast iron
1.54 kg
103X117X20 DO CR60
103.0 mm
117.0 mm
20.0 mm
88.0 mm
9.0 mm
Cast iron
0.222 kg
104X125X28 DO CR60
104.0 mm
125.0 mm
28.0 mm
89.0 mm
12.5 mm
Cast iron
0.473 kg
107X123X23 DO CR60
107.0 mm
123.0 mm
23.0 mm
92.0 mm
9.5 mm
Cast iron
0.296 kg
107X125X24 DO CR60
107.0 mm
125.0 mm
24.0 mm
92.0 mm
11.0 mm
Cast iron
0.36 kg
113X133.5X31.8 DO CR60
113.0 mm
133.5 mm
31.8 mm
98.0 mm
15.2 mm
Cast iron
0.52 kg
118.5X139.5X28 DO CR60
118.5 mm
139.5 mm
28.0 mm
103.5 mm
12.5 mm
Cast iron
0.533 kg
120X139X31.8 DO CR60
120.0 mm
139.0 mm
31.8 mm
105.0 mm
14.5 mm
Cast iron
0.488 kg
124020
317.5 mm
40.89 mm
314.96 mm
20.02 mm
Steel
3.14 kg
127X141X25 DO CR60
127.0 mm
141.0 mm
25.0 mm
112.0 mm
11.5 mm
Cast iron
0.358 kg
130X150.5X32 DO CR60
130.0 mm
150.5 mm
32.0 mm
115.0 mm
14.5 mm
Cast iron
0.732 kg
250X276X44 DO CR60
250.0 mm
276.0 mm
44.0 mm
235.0 mm
20.5 mm
Cast iron
2.28 kg
770X826X80 DO CR60
770.0 mm
826.0 mm
80.0 mm
755.0 mm
34.5 mm
Cast iron
7.93 kg
252X280.5X38 DO CR60
252.0 mm
280.5 mm
38.0 mm
237.0 mm
18.0 mm
Cast iron
1.81 kg