MATERIAL DECLARATION SHEET Material Number 3224 (10Ω to 200Ω) Product Line Trimmer Compliance Date 3-1-2005 RoHS Compliant Yes DC 0509 MSL Material weight [g] 0.0003 0.0012 0.0006 No. Construction Element(subpart) Homogeneous Material 1 Contact Spring Ni/Ag 2 Housing PEEK 0.071 3 Rotor PPAI 0.008 4 Potting Epoxy 0.029 5 Shaft Brass 0.012 6 Substrate Alumina 0.049 7 Termination Ink Ink 0.002 Headquarters Riverside CA Homogeneous Material Substances Nickel Copper Zinc Polyetheretherketone Glass Fiber PPA(Polyphthalamide) Cycloaliphatic epoxide Polyetherpolyol resins Silicon dioxide Hydrated alumina Copper Zinc Lead Nickel (plating) Aluminum Oxide Silicon dioxide Magnesium oxide Calcium oxide Silver Barium oxide Boron oxide Bismuth trioxide CASRN if applicable 7440-02-0 7440-50-8 7440-66-6 31694-16-3 65997-17-3 24938-03-2 39072-02-1 67762-90-7 21645-51-2 7440-50-8 7440-66-6 7440-92-1 7440-02-0 1344-28-1 7631-86-9 1309-48-4 1305-78-8 7440-22-4 1304-28-5 1303-86-2 1304-76-3 Materials Mass % 18 55 27 70 30 100 40 15 25 20 61.49 35.4 3.1 0.01 96 2 1 1 82 2 2 14 www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society Material Mass % of total unit wt. 0.157 0.630 0.315 26.076 11.175 4.197 6.086 2.282 3.804 3.043 3.871 2.229 0.195 0.001 24.680 0.514 0.257 0.257 0.860 0.021 0.021 0.147 Subpart mass of total wt. (%) page 1 of 2 1.102 37.251 4.197 15.215 6.296 25.708 1.049 MATERIAL DECLARATION SHEET 8 Resistive Ink Ink 0.0015 9 10 Terminals Coating Copper Solder Total weight 0.015 0.001 0.1906 Silver Palladium Barium borate glass Manganese dioxide Copper Tin 7440-22-4 7440-05-3 13701-59-2 1313-13-9 7440-50-8 7440-31-5 25 30 41 4 100 100 0.197 0.236 0.323 0.031 7.870 0.525 This Document was updated on: 7-6-2012 Important remarks: 1. 2. It is the responsibility of the user to verify they are accessing the latest version. Please see RoHS Certificate of Compliance for exemptions used. Headquarters Riverside CA www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society page 2 of 2 0.787 7.870 0.525