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
110X140X12 HMSA10 V
110.0 mm
140.0 mm
12.0 mm
5940.0 r/min
Fluoro rubber (FKM)
0.117 kg
1050578
266.7 mm
317.5 mm
25.4 mm
1074.0 r/min
Carboxylated nitrile rubber (XNBR)
1.87 kg
1050630
266.7 mm
320.68 mm
25.4 mm
1074.0 r/min
Nitrile rubber (NBR)
1.89 kg
10581
27.0 mm
39.65 mm
6.35 mm
3780.0 r/min
Nitrile rubber (NBR)
0.009 kg
105X130X12 CRW1 V
105.0 mm
130.0 mm
12.0 mm
6120.0 r/min
Fluoro rubber (FKM)
0.0839 kg
105X135X12 CRWA1 R
105.0 mm
135.0 mm
12.0 mm
1980.0 r/min
Nitrile rubber (NBR)
0.0929 kg
105X135X12 HMSA10 V
105.0 mm
135.0 mm
12.0 mm
6095.0 r/min
Fluoro rubber (FKM)
0.1 kg
105X140X12 HMS5 RG
105.0 mm
140.0 mm
12.0 mm
1980.0 r/min
Nitrile rubber (NBR)
0.112 kg
1060-1160-32 HS8 R
277.83 mm
303.23 mm
12.7 mm
687.0 r/min
Nitrile rubber (NBR)
0.1 kg
1060X1124X25 HSS4 V
1060.0 mm
1124.0 mm
25.0 mm
270.0 r/min
Fluoro rubber (FKM)
2.86 kg
1063100
269.88 mm
300.02 mm
15.88 mm
1062.0 r/min
Nitrile rubber (NBR)
0.51 kg
1063560
269.88 mm
320.68 mm
22.23 mm
1062.0 r/min
Nitrile rubber (NBR)
1.24 kg
1063660
269.88 mm
327.03 mm
22.23 mm
1062.0 r/min
Nitrile rubber (NBR)
1.41 kg
10653
27.0 mm
44.5 mm
6.35 mm
3780.0 r/min
Nitrile rubber (NBR)
0.0113 kg
1075110
273.05 mm
304.8 mm
15.88 mm
1049.0 r/min
Nitrile rubber (NBR)
1.81 kg
1075470
273.05 mm
320.68 mm
19.05 mm
1049.0 r/min
Nitrile rubber (NBR)
1.89 kg
1082150
275.0 mm
310.0 mm
16.0 mm
1736.0 r/min
Fluoro rubber (FKM)
1.83 kg
108X170X15 HMS5 RG
108.0 mm
170.0 mm
15.0 mm
1920.0 r/min
Nitrile rubber (NBR)
0.205 kg
1093440
277.83 mm
323.85 mm
15.88 mm
1031.0 r/min
Nitrile rubber (NBR)
1.91 kg
1094110
277.83 mm
309.58 mm
15.88 mm
1031.0 r/min
Nitrile rubber (NBR)
1.83 kg
10X14X3 HM4 R
10.0 mm
14.0 mm
3.0 mm
2520.0 r/min
Nitrile rubber (NBR)
0.0004 kg
10114
25.4 mm
50.37 mm
7.95 mm
3840.0 r/min
Nitrile rubber (NBR)
0.0159 kg
10123
25.4 mm
50.8 mm
6.35 mm
3840.0 r/min
Nitrile rubber (NBR)
0.0159 kg
1012338
257.18 mm
298.45 mm
19.05 mm
743.0 r/min
Nitrile rubber (NBR)
0.36 kg