MATERIAL DECLARATION SHEET Material Number Product Line Compliance Date RoHS Compliant No. Construction Element (Subpart) 3009 (10Ω to 200Ω) Trimmer 3-1-2005 Yes DC 509 MSL Homogeneous Material Material Weight (g) 1 Contact Spring Ni/Ag 0.007 2 Housing PBT 0.4574 3 Post Nylon 0.021 4 Potting Epoxy 0.311 5 Shaft Brass 0.236 6 Substrate Alumina 0.243 Headquarters Riverside CA Substance Nickel Copper Zinc Polybutylene terephthalate Glass fiber Antimony trioxide Brominated FR (TBBPA polycarbonate polymer) CASRN 7440-02-0 7440-50-8 7440-66-6 30965-26-5 65997-17-3 1309-64-4 Material Mass % 55 18 27 55 30 4 Material Mass % of total unit wt. 0.3456 0.1131 0.1697 22.5826 12.3178 1.6424 trade secret 11 4.5165 Polyhexamethylene adipamide Glass fiber Cycloaliphatic epoxide Polyetherpolyol resins Silicon dioxide Hydrated alumina Copper Zinc Lead Aluminum Oxide Manganese oxide Silicon oxide Calcium oxide 32131-17-2 65997-17-3 trade secret 39072-02-1 67762-90-7 21645-51-2 7440-50-8 7440-66-6 7439-89-6 1344-28-1 1309-48-4 7631-86-9 1305-78-8 90 10 40 15 25 20 61.5 35.4 3.1 96 1 2 1 1.3753 0.1528 11.1670 4.1876 6.9794 5.5835 10.5618 6.0795 0.5324 20.9408 0.2181 0.4363 0.2181 Homogeneous Material www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society Subpart mass of total wt. (%) 0.51 33.28 1.53 22.63 17.17 17.68 page 1 of 2 MATERIAL DECLARATION SHEET 7 Termination Ink Ink 0.0027 8 Resistive Ink Ink 0.006 9 Terminals Copper Plating Total Weight 0.0876 0.003 1.3742 Silver Palladium Lead oxide glass Bismuth trioxide Boron oxide Copper oxide Silver Palladium Barium borate glass 7440-22-4 7440-05-3 1317-36-8 1304-76-3 1303-86-2 1317-39-1 7440-22-4 7440-05-3 13701-59-2 88 6 1.0 2.9 0.9 1.2 25 30 41 0.1729 0.0118 0.0020 0.0057 0.0018 0.0023 0.1234 0.1481 0.2024 Manganese dioxide Copper Tin 1313-13-9 7440-50-8 7440-31-5 4 100 100 0.0197 6.3746 0.2183 0.20 0.40 6.59 This Document was updated on: 5-18-2011 Important remarks: 1. It is the responsibility of the user to verify they are accessing the latest version. 2. RoHS exemptions: 6c – copper alloy containing up to 4% lead; 7(c)-I – electrical and electronic components containing lead in a glass or ceramic... Headquarters Riverside CA www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society page 2 of 2