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G40X50X4 NTN Oil Seal

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Return Policy

Hassle-Free Return Policy

Return Window: Enjoy a stress-free return process within 30 days of your purchase.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Refund Process: Quick and easy! We initiate your refund as soon as we receive the returned item, ensuring a swift turnaround to your original payment method.

Exchange Option: If you prefer an exchange instead of a refund, we're happy to oblige. Let us know your preference, and we’ll arrange it.

Customer Support: Our dedicated customer service team is here to assist with any aspect of your return process.

We aim to make your return experience as smooth and effortless as possible!


· Seal specially designed for use with needle roller bearings with a small cross-section height.
· Contact seal made of synthetic rubber reinforced by steel plate, with an operating temperature range of -25° to 120°C, and 100°C or less for continuous use.
· A G model with a single lip and a GD model with two lips are available.
· Hardening and finishing by grinding of the contact surface of the seal is necessary in order to obtain good sealing performance.
· In addition, there should not be any harmful damage or indentations on the contact surface of the seal.
· The inner ring raceway surface should preferably be used as a seal contact surface.
· A suitable press-fit between the seal and the housing can be obtained within a normal housing tolerance of G7 tp R7.
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