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CFKS V ring type A seal for shaft Water Seal V Rotary Ring VA Type Oil Seal

The CFKS VA Type Oil Seal is a premium V-ring Type A axial face seal designed for rotating shafts. Unlike radial seals, this V-seal stretches over the shaft and seals against a counterface, providing a robust water seal and dust shield. Engineered for low friction and high-speed efficiency, the VA Type Oil Seal is essential for protecting bearings in electric motors and pumps from external contaminants and splashes, ensuring long-term operational reliability. Find your sealing solution with CFKS — contact us for a quote.

Brand Name CFKS OEM  Accpetable
Material NBR FKM Silicone  Features  wear resistance
Dimensions Customized Certificate  ISO9001/TS16949
Type VA Seal  Packing 1 pc per bag

 

The VA Type Oil Seal (V-Ring Type A) represents a specialized axial face sealing solution for rotating shafts. Unlike traditional radial oil seals, the VA Type Oil Seal is mounted directly on the shaft and rotates with it, sealing against a perpendicular counterface. This elastic, all-rubber design allows for easy installation by stretching the seal over the shaft, making it a versatile choice for a wide range of shaft diameters. It effectively compensates for slight shaft misalignments and axial movements, providing a consistent seal that radial seals cannot achieve.

 

Engineered to excel in demanding environments, the CFKS VA Type Oil Seal acts as a reliable water seal and secondary dust shield. By utilizing centrifugal force, it effectively “slings” contaminants away from the bearing housing, preventing the ingress of water splashes, grime, and debris. Its low-friction performance ensures minimal heat generation and power loss, which is critical for maintaining the efficiency of high-speed rotary systems. This makes the VA Type Oil Seal an indispensable component for equipment exposed to heavy wash-down or outdoor conditions.

Ideal for electric motors, gearboxes, and agricultural equipment, our VA Type Oil Seal series offers superior protection where traditional sealing methods may fall short. Whether used as a primary seal or a secondary backup to protect a main oil seal, the CFKS VA Type Oil Seal ensures structural integrity and operational stability. Available in high-grade elastomers like NBR and FKM, these V-seals provide the chemical resistance and thermal stability needed for modern industrial pumps and drive shaft applications, significantly reducing maintenance downtime.

Frequently Asked Questions (FAQ)

Why does my CFKS oil seal fail prematurely? Common causes and prevention tips2025-06-26T15:44:39+08:00

Premature oil seal failure can result from improper installation, poor shaft finish, incorrect material selection, or excessive pressure. To prevent this, ensure the shaft surface is smooth and within tolerance, use correct tools during installation, and choose seals made from materials compatible with your media and temperature.

How to correctly install a CFKS industrial oil seal to avoid leakage2025-06-26T16:04:32+08:00

Always clean the shaft and bore before installation. Use appropriate seal drivers to avoid deformation. Lubricate the lip before fitting to reduce friction during the first rotation. Ensure the seal is seated evenly and not tilted to avoid leaks.

What to do when your CFKS hydraulic seal is leaking under pressure2025-05-20T16:33:14+08:00

Check if the pressure exceeds the seal’s rated limit. Examine for wear, hardening, or improper installation. Replace the seal if damaged, and consider upgrading to a high-pressure CFKS seal variant. Also, verify that the housing and shaft are properly aligned.

How to choose the right CFKS oil seal for extreme operating environments2025-05-20T16:34:39+08:00

For high temperatures, aggressive chemicals, or abrasive environments, choose CFKS seals made of FKM, PTFE, or high-performance elastomers. Consider using seals with protective dust lips or metal casing. Our team can recommend the best fit for your application.

CFKS Seal Manufacturing Co., Ltd.
https://cfksseals.com/
Email: cfksnacy@gmail.com  Mobile/WhatsApp/Wechat: (86) 188-3097-5917
VA Oil Seal Size List
SIZEMaterialProduct
4*8*5.2NBRVA3
5*9*5.2NBRVA4
6*10*5.2NBRVA5
7*11*5.2NBRVA6
9*15*7.7NBRVA7
10.5*16.5*7.7NBRVA8
12.5*18.5*7.7NBRVA10
14*20*7.7NBRVA12
16*22*7.7NBRVA13
18*26*10.5NBRVA14
20*28*10.5NBRVA16
22*30*10.5NBRVA18
25*33*10.5NBRVA20
27*35*10.5NBRVA22
29*37*10.5NBRVA25
31*39*10.5NBRVA28
34*42*10.5NBRVA30
36*46*13NBRVA32
40*50*13NBRVA35
45*55*13NBRVA38
49*59*13NBRVA40
54*64*13FKMVA45
58*68*13FKMVA50
63*75*15.5FKMVA55
67*79*15.5FKMVA60
72*84*15.5FKMVA65
76*88*15.5FKMVA70
81*93*15.5FKMVA75
85*97*15.5FKMVA80
90*102*15.5FKMVA85
99*113*18FKMVA90
108*122*18FKMVA95
117*131*18FKMVA100
126*140*18FKMVA110
135*149*18FKMVA120
144*160*20.5FKMVA130

 

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