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Established in 1908, we are an ISO 9001 & TS 16949 certified manufacturer of conical spring washers. They are known as Belleville Springs, Disc Springs, Spring Washers, Safety Washers, or Load Washers.

Our standard product range conforms to DIN EN 16983 and DIN EN 16984 (formerly DIN 2092 and DIN 2093). We also conform to DIN 6796. A large inventory of standard sizes is available for same day shipment from our Ann Arbor, Michigan facility. CAGE Code 9M527.

Product Catalogs

Click the link to download our Schnorr Product Range

Engineering Design Information

Click the link to download our Engineering & Design Information Handbook.


Dec 2017 - MOVE & HOLIDAYS

* Effective January 2, 2018, our office will be located at 1665 Highland Drive, Suite E, Ann Arbor, MI 48108. This will also be our new mailing address. Please update your records.   Our last day of shipping prior to our move will be December 22, 2017. We will be closed December 25 – January 1, 2018.


QC Certification

Schnorr is an ISO 9001 & TS 16949 certified manufacturer of conical spring washers. Click the icon to view our current certifications.


Junkers Test Results

Original SCHNORR® safety washers were evaluated against competitors products for performance comparison. Click the icon to download our Junkers Test Results.


Custom Products

Custom-made products can be specifically designed to suit your application. Click the icon for more information on our custom products.


Hardcover Handbook

Contact to order a copy of our new hardcover handbook.

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Product Details

Disc Springs

Disc Springs



Load Washers

Load Washers

Safety Washers

Safety Washers