| Automated Gasket Co (Oklahoma City, OK)
|
| Breiner Co (Avon, IN)
|
| Brummer (Chicago Heights, IL)
|
| Calumet Rubber Corp (Chicago, IL)
|
| Chambers Gasket & Mfg Co (Chicago, IL)
|
| Chicago Car Seal Co (Chicago, IL)
|
| Chicago Rawhide Seal Mfg (Hobart, OK)
|
| Clark Seals Ltd (Tulsa, OK)
|
| Colonial Industries Inc (Morton, IL)
|
| Dana Corp (Robinson, IL)
|
| Dana Corp (Lisle, IL)
|
| Devries International (Tulsa, OK)
|
| Dickey Manufacturing Co (Saint Charles, IL)
|
| Duraco Inc (Forest Park, IL)
|
| Essential Sealing Products Inc (Chesterton, IN)
|
| Flanco Gasket Mfg Co Inc (Oklahoma City, OK)
|
| Freudennerg-Nok (Batavia, IL)
|
| Gasket & Seal Fabricators Inc (E Saint Louis, IL)
|
| Great Lakes Rubber & Supply (Loves Park, IL)
|
| Holm Industries Inc (Saint Charles, IL)
|
| Holm Industries Inc (Scottsburg, IN)
|
| Industrial Fluid Solutions Inc (Hamburg, AR)
|
| Ives-Way Products (Round Lake, IL)
|
| Ives-Way Products Inc (Grayslake, IL)
|
| J & J Industries (Bensenville, IL)
|
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