MATERIAL DECLARATION SHEET Material Number Product Line Compliance Date RoHS Compliant 3352 (51KΩ to 2MΩ) LF Series Trimmer 2/17/2005 Yes DC 509 MSL No. Construction Element (Subpart) Homogeneous Material Material Weight (g) 1 Contact Spring Ni/Ag 0.0054 2 Rotor Nylon 0.162 3 Substrate Ceramic 0.258 4 Termination Ink Ink 0.004 5 Resistive Ink Ink 0.006 Headquarters Riverside CA Homogeneous Material Material Mass % of total unit wt. 0.6931 0.1919 0.1813 13.7559 7.3578 10.8768 48.9100 1.0190 0.5095 0.5095 0.4660 0.1896 0.0711 0.0474 0.0079 0.0079 0.1145 Substance Copper Nickel Zinc Polyamide 9T Brominated polystyrene glass fiber Aluminum oxide Silicon dioxide Magnesium oxide Calcium oxide Silver Palladium Lead oxide glass Bismuth trioxide Silicon dioxide Barium oxide Ruthenium Dioxide CASRN 7440-50-8 7440-02-0 7440-66-6 169284-22-4 88497-56-7 65997-17-3 1344-28-1 7631-86-9 1309-48-4 1305-78-8 7440-22-4 7440-05-3 1317-36-8 1304-76-3 7631-86-9 1304-28-5 12036-10-1 Material Mass % 65 18 17 43 23 34 96 2 1 1 59 24 9 6 1 1 9.7 Boron oxide 1303-86-2 3.5 0.0413 Silicon dioxide 7631-86-9 10.4 0.1227 Lead oxide glass 1317-36-8 76.4 0.9015 www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society Subpart mass of total wt. (%) 1.07 31.99 50.95 0.79 1.18 page 1 of 2 MATERIAL DECLARATION SHEET 6 Copper Plating Total Weight Terminals 0.067 0.004 0.5064 Copper Tin 7439-89-6 7440-31-5 100 100 13.2306 0.7899 14.02 This Document was updated on: 11-10-2011 Important remarks: 1. 2. 3. It is the responsibility of the user to verify they are accessing the latest version. Non RoHS Compliant versions available without the LF suffix See RoHS Certificate of Compliance for exemptions used, if any. Headquarters Riverside CA www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society page 2 of 2