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
16X32X7 HMS5 V
16.0 mm
32.0 mm
7.0 mm
14825.0 r/min
Fluoro rubber (FKM)
0.007 kg
16X32X7 HMSA10 V
16.0 mm
32.0 mm
7.0 mm
14825.0 r/min
Fluoro rubber (FKM)
0.0075 kg
16X35X7 CRW1 R
16.0 mm
35.0 mm
7.0 mm
3840.0 r/min
Nitrile rubber (NBR)
0.009 kg
1700232
431.8 mm
469.9 mm
15.88 mm
663.0 r/min
Nitrile rubber (NBR)
1.02 kg
1700528
431.8 mm
482.6 mm
15.88 mm
663.0 r/min
Carboxylated nitrile rubber (XNBR)
2.59 kg
170X200X15 HS8 V
170.0 mm
200.0 mm
15.0 mm
1123.0 r/min
Fluoro rubber (FKM)
0.152 kg
170X210X16 HDS2 V
170.0 mm
210.0 mm
16.0 mm
2809.0 r/min
Fluoro rubber (FKM)
0.46 kg
1725230
438.15 mm
476.25 mm
15.88 mm
15.88 mm
654.0 r/min
Nitrile rubber (NBR)
2.55 kg
1725580
438.15 mm
488.95 mm
25.4 mm
654.0 r/min
Nitrile rubber (NBR)
3.08 kg
17271
44.45 mm
60.3 mm
7.95 mm
3180.0 r/min
Nitrile rubber (NBR)
0.0204 kg
17280
44.45 mm
61.239 mm
9.53 mm
5820.0 r/min
Polyacrylate elastomer (ACM)
0.0181 kg
17285
44.45 mm
61.9 mm
7.95 mm
3180.0 r/min
Nitrile rubber (NBR)
0.024 kg
17293
44.45 mm
61.9 mm
7.95 mm
10260.0 r/min
Fluoro rubber (FKM)
0.0181 kg
1616-1800-64 HSS6 R
412.75 mm
457.2 mm
25.4 mm
463.0 r/min
Nitrile rubber (NBR)
0.8 kg
16247
41.275 mm
63.551 mm
7.95 mm
6060.0 r/min
Polyacrylate elastomer (ACM)
0.0281 kg
1625230
412.75 mm
450.85 mm
15.88 mm
15.88 mm
694.0 r/min
Nitrile rubber (NBR)
2.42 kg
1625250
412.75 mm
450.85 mm
19.05 mm
19.05 mm
694.0 r/min
Nitrile rubber (NBR)
2.42 kg
1625420
412.75 mm
457.2 mm
25.4 mm
694.0 r/min
Nitrile rubber (NBR)
2.45 kg
16257
41.28 mm
63.55 mm
9.5 mm
10680.0 r/min
Fluoro rubber (FKM)
0.0362 kg
16286
41.275 mm
62.535 mm
6.35 mm
1175.0 r/min
Nitrile rubber (NBR)
0.0159 kg
16315
41.275 mm
66.624 mm
7.95 mm
3240.0 r/min
Nitrile rubber (NBR)
0.0227 kg
16316
41.28 mm
66.62 mm
7.95 mm
10680.0 r/min
Fluoro rubber (FKM)
0.0226 kg
1632-1800-48 HS8 V
419.1 mm
457.2 mm
19.05 mm
456.0 r/min
Fluoro rubber (FKM)
0.52 kg
16364
41.275 mm
69.85 mm
6.35 mm
3240.0 r/min
Nitrile rubber (NBR)
0.0227 kg