Radial shaft seals

Seals Product Introduction

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

In demanding industrial environments, effective sealing solutions are critical to protecting rotating shafts from contamination, retaining lubricants, and ensuring long-term equipment reliability. SKF radial shaft seals are precision-engineered components designed to meet these challenges, offering superior performance across a wide range of applications—from heavy-duty industrial machinery to high-speed automotive systems and precision equipment.

### **Technical Features & Design Excellence**
SKF radial shaft seals combine advanced materials, innovative design, and rigorous manufacturing standards to deliver exceptional sealing efficiency. Key features include:

– **Robust Material Options**: SKF seals utilize high-quality elastomers (such as NBR, FKM, and ACM) and reinforced polymers, ensuring compatibility with diverse operating conditions, including extreme temperatures, aggressive chemicals, and high-pressure environments.
– **Optimized Lip Geometry**: The sealing lip is precision-designed to maintain consistent contact with the shaft, minimizing friction while effectively excluding contaminants like dust, water, and abrasive particles.
– **Enhanced Sealing Technologies**: Many SKF seals incorporate auxiliary lips, spring-loaded designs, or hydrodynamic wave patterns to improve sealing performance under dynamic conditions, reducing wear and extending service life.
– **Integrated Metal Casings**: For added durability, SKF seals often feature robust metal casings that provide structural stability and secure fitment in housings, even under vibration or misalignment.

### **Performance Advantages**
SKF radial shaft seals are trusted in critical applications due to their ability to:

– **Extend Bearing & Component Life**: By preventing lubricant leakage and blocking contaminants, SKF seals reduce wear on shafts and bearings, lowering maintenance costs and downtime.
– **Operate in Harsh Conditions**: Whether in high-speed motors, off-road vehicles, or food processing equipment, SKF seals maintain integrity under thermal cycling, chemical exposure, and mechanical stress.
– **Improve Energy Efficiency**: Low-friction designs minimize power loss, contributing to energy savings in pumps, compressors, and electric motors.

### **Typical Applications**
SKF radial shaft seals are widely used in industries where reliability is non-negotiable:

– **Industrial Machinery**: Pumps, gearboxes, conveyors, and electric motors benefit from SKF seals’ ability to handle heavy loads and harsh environments.
– **Automotive Systems**: From wheel hubs to transmission shafts, SKF seals ensure leak-free performance in passenger vehicles, commercial trucks, and off-highway equipment.
– **Precision Equipment**: Medical devices, robotics, and aerospace applications rely on SKF’s high-precision seals for smooth, contamination-free operation.

By integrating cutting-edge materials, intelligent design, and rigorous testing, SKF radial shaft seals set the benchmark for sealing solutions—delivering unmatched durability, efficiency, and protection across industries. Whether for OEMs or maintenance applications, SKF seals help engineers and operators achieve peak performance while reducing total cost of ownership.

For more details on selecting the right seal for your application, explore SKF’s comprehensive portfolio of radial shaft sealing solutions.

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Designation Shaft diameter Housing bore diameter Housing groove width Seal width Limiting speed Sealing lip material Mass
17443
44.45 mm
66.624 mm
7.95 mm
3180.0 r/min
Nitrile rubber (NBR)
0.0204 kg
17444
44.45 mm
66.624 mm
7.95 mm
5000.0 r/min
Silicone rubber (MVQ)
0.0204 kg
1750240
444.5 mm
482.6 mm
17.48 mm
17.48 mm
644.0 r/min
Nitrile rubber (NBR)
2.59 kg
1750X1810X25 HS4 H
1750.0 mm
1810.0 mm
25.0 mm
164.0 r/min
Hydrogenated nitrile rubber (HNBR)
4.36 kg
1750X1810X25 HSS4 H
1750.0 mm
1810.0 mm
25.0 mm
164.0 r/min
Hydrogenated nitrile rubber (HNBR)
4.37 kg
175X200X15 HMS5 V
175.0 mm
200.0 mm
15.0 mm
4140.0 r/min
Fluoro rubber (FKM)
0.202 kg
175X200X15 HMSA10 V
175.0 mm
200.0 mm
15.0 mm
4140.0 r/min
Fluoro rubber (FKM)
0.202 kg
175X205X15 HDS2 V
175.0 mm
205.0 mm
15.0 mm
2728.0 r/min
Fluoro rubber (FKM)
0.32 kg
1763410
447.68 mm
492.13 mm
22.23 mm
22.23 mm
640.0 r/min
Nitrile rubber (NBR)
1.72 kg
17724
44.45 mm
79.985 mm
7.37 mm
1091.0 r/min
Nitrile rubber (NBR)
0.059 kg
1775540
450.85 mm
501.65 mm
19.05 mm
19.05 mm
635.0 r/min
Nitrile rubber (NBR)
3.14 kg
17811
45.24 mm
63.55 mm
7.95 mm
10140.0 r/min
Fluoro rubber (FKM)
0.0294 kg
1793442
455.63 mm
501.65 mm
25.4 mm
629.0 r/min
Nitrile rubber (NBR)
3.14 kg
16X30X7 CRW1 R
16.0 mm
30.0 mm
7.0 mm
3840.0 r/min
Nitrile rubber (NBR)
0.0068 kg
16X30X7 HMSA10 RG
16.0 mm
30.0 mm
7.0 mm
3840.0 r/min
Nitrile rubber (NBR)
0.005 kg
16X35X7 HMS5 V
16.0 mm
35.0 mm
7.0 mm
14825.0 r/min
Fluoro rubber (FKM)
0.0086 kg
16X40X7 CRW1 R
16.0 mm
40.0 mm
7.0 mm
3840.0 r/min
Nitrile rubber (NBR)
0.0158 kg
16X47X7 HMS5 V
16.0 mm
47.0 mm
7.0 mm
14825.0 r/min
Fluoro rubber (FKM)
0.0132 kg
16X47X7 HMSA10 RG
16.0 mm
47.0 mm
7.0 mm
3840.0 r/min
Nitrile rubber (NBR)
0.012 kg
1700110
431.8 mm
463.55 mm
15.88 mm
15.88 mm
663.0 r/min
Nitrile rubber (NBR)
2.49 kg
1700540
431.8 mm
482.6 mm
19.05 mm
19.05 mm
663.0 r/min
Nitrile rubber (NBR)
1.64 kg
1700541
431.8 mm
482.6 mm
19.05 mm
663.0 r/min
Nitrile rubber (NBR)
2.59 kg
1700573
431.8 mm
482.6 mm
20.65 mm
1106.0 r/min
Fluoro rubber (FKM)
2.59 kg
17038
42.875 mm
79.375 mm
9.53 mm
3240.0 r/min
Nitrile rubber (NBR)
0.0327 kg