Aftermarket Heavy Equipment Parts & Seal Kits

WINSCHEN supplies seal kits and replacement parts for excavators, loaders, dozers, engines and hydraulic systems. Search by OEM part number or equipment model, and contact us to verify fitment before ordering.

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A closer look at WINSCHEN and the aftermarket heavy equipment parts we support.

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    Our Latest Blog

    by 

    O-Ring Selection and Gland Design Guide

    1. O-Rings Are Simple, but Not Forgiving An O-ring is a circular-section elastomeric seal installed in a groove and compressed…

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    by 

    Hydraulic Cylinder Sealing System Guide

    1. A Hydraulic Cylinder Needs a Seal System A hydraulic sealing system is the combination of seals used on moving…

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    by 

    Radial Shaft Seal Selection and Installation Guide

    1. What a Radial Shaft Seal Does A radial shaft seal is a contact-type dynamic seal used between a rotating…

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    Metal Face Seals: Selection and Installation Essentials

    For construction equipment, mining machinery and harsh-duty drivetrain systems. Metal face seals are selected where mud, abrasive particles, corrosive media…

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    by 

    How to Use and Read an Imperial Vernier Caliper

    Learn how to use a decimal-inch vernier caliper and calculate a 0.001-inch reading for outside, inside, depth and step measurements.

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    by 

    How to Use and Read a Metric Vernier Caliper

    Learn how to use a metric vernier caliper for outside, inside, depth and step measurements, and how to calculate an…

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