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.

MORE +
CLOSE +
Designation Shaft diameter Housing bore diameter Housing groove width Seal width Limiting speed Sealing lip material Mass
100X160X14 HMS5 RG
100.0 mm
160.0 mm
14.0 mm
2040.0 r/min
Nitrile rubber (NBR)
0.15 kg
95X145X13 HMSA10 RG
95.0 mm
145.0 mm
13.0 mm
2100.0 r/min
Nitrile rubber (NBR)
0.155 kg
95X145X13 HMSA10 V
95.0 mm
145.0 mm
13.0 mm
6540.0 r/min
Fluoro rubber (FKM)
0.164 kg
9647
24.61 mm
41.25 mm
6.35 mm
13385.0 r/min
Fluoro rubber (FKM)
0.0091 kg
9814
25.4 mm
34.93 mm
6.35 mm
3827.0 r/min
Nitrile rubber (NBR)
0.0068 kg
9843
25.4 mm
38.075 mm
6.35 mm
3827.0 r/min
Nitrile rubber (NBR)
0.0091 kg
989X1037X26 HS8 R
989.0 mm
1037.0 mm
26.0 mm
193.0 r/min
Nitrile rubber (NBR)
2.56 kg
9995
25.4 mm
44.501 mm
6.35 mm
3827.0 r/min
Nitrile rubber (NBR)
0.0113 kg
9997
25.4 mm
44.5 mm
6.35 mm
3840.0 r/min
Nitrile rubber (NBR)
0.0068 kg
9X22X7 HMS5 RG
9.0 mm
22.0 mm
7.0 mm
1860.0 r/min
Nitrile rubber (NBR)
0.0036 kg
9X22X7 HMS5 V
9.0 mm
22.0 mm
7.0 mm
12648.0 r/min
Fluoro rubber (FKM)
0.0042 kg
G 16X24X3
16.0 mm
24.0 mm
3.0 mm
11937.0 r/min
Acrylonitrile-butadiene rubber (NBR)
0.00132 kg
G 20X28X4
20.0 mm
28.0 mm
4.0 mm
9549.0 r/min
Acrylonitrile-butadiene rubber (NBR)
0.00212 kg
G 28X35X4
28.0 mm
35.0 mm
4.0 mm
6821.0 r/min
Acrylonitrile-butadiene rubber (NBR)
0.00243 kg
G 35X45X4
35.0 mm
45.0 mm
4.0 mm
5457.0 r/min
Acrylonitrile-butadiene rubber (NBR)
0.0041 kg
G 40X52X5
40.0 mm
52.0 mm
5.0 mm
4775.0 r/min
Acrylonitrile-butadiene rubber (NBR)
0.0076 kg
G 50X62X5
50.0 mm
62.0 mm
5.0 mm
3820.0 r/min
Acrylonitrile-butadiene rubber (NBR)
0.0104 kg
G 8X12X3
8.0 mm
12.0 mm
3.0 mm
23873.0 r/min
Acrylonitrile-butadiene rubber (NBR)
0.00041 kg
G 8X15X3
8.0 mm
15.0 mm
3.0 mm
23873.0 r/min
Acrylonitrile-butadiene rubber (NBR)
0.00074 kg
G 9X16X3
9.0 mm
16.0 mm
3.0 mm
21221.0 r/min
Acrylonitrile-butadiene rubber (NBR)
0.00069 kg
PER.POS3004025VH
0.044 kg
9303
23.83 mm
38.1 mm
6.35 mm
3900.0 r/min
Nitrile rubber (NBR)
0.0082 kg
9308
23.83 mm
41.25 mm
6.35 mm
13531.0 r/min
Fluoro rubber (FKM)
0.009 kg
930X980X25 HSS5 H
930.0 mm
980.0 mm
25.0 mm
267.0 r/min
Hydrogenated nitrile rubber (HNBR)
2.41 kg