McMasters Koss Co.
4224 Normandy Court
Royal Oak, Michigan 48073

Phone: (248) 549-1414
Fax: (248) 549-7753

(800) 548-0089

Technical

O-Ring Design Handbook TBA...

McMasters Koss Company proudly celebrates our 35th year in business in 2011. We are registered to
ISO-9001 (2008 Edition) #2901 with American Systems Registrars, valid through March 19, 2012.