MATERIAL DECLARATION SHEET Material Number Product Line Compliance Date RoHS Compliant No. Construction Element (subpart) 3339 ( 26KΩ to 1MΩ) LF Trimmer 2/17/2005 Yes DC 509 MSL Homogeneous Material Material weight [g] 1 Contact Spring Ni/Ag 0.0056 2 Shaft PBT 0.0168 3 Rotor Nylon 0.0265 4 Seal Ring Rubber 0.0031 5 Cover PBT 0.139 6 Substrate Ceramic 0.2017 7 Drive Wheel Rubber 0.0022 Headquarters Riverside CA Homogeneous Material Substances Copper Nickel Zinc Polybutylene terephthalate Glass fiber Antimony trioxide Brominated FR (TBBPA polycarbonate polymer) Polyamide 66 Glass fiber Tetrafluoroethylene polymer Silicon rubber Polybutylene terephthalate Glass fiber Brominated flame retardant Antimony trioxide Aluminum oxide Silicon dioxide Magnesium oxide Calcium oxide Silicon Rubber CASRN if applicable 7440-50-8 7440-02-0 7440-66-6 30965-26-5 65997-17-3 1309-64-4 Trade secret 32131-17-2 65997-17-3 9002-84-0 63394-02-5 30965-26-5 65997-17-3 Trade secret 1309-64-4 1344-28-1 7631-86-9 1309-48-4 1305-78-8 63394-02-5 www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society Materials Mass % 59 12 29 55 30 4 11 60 30 8 100 49 35 10 6 96 2 1 1 100 Material Mass % of total unit wt. 0.6106 0.1242 0.3001 1.7076 0.9314 0.1242 Subpart mass of total wt. (%) 1.03 3.10 0.3415 2.9385 1.4692 0.3918 0.5729 12.5873 8.9909 2.5688 1.5413 35.7849 0.7455 0.3728 0.3728 0.4066 page 1 of 3 4.90 0.57 25.69 37.28 0.41 MATERIAL DECLARATION SHEET 8 Insert Nylon 0.0223 9 Poting Epoxy 0.0625 10 Termination Ink Ink 0.002 11 Resistive Ink 12 Terminals 13* Adaptor Polyamide 66 Glass fiber Carbon black Tetrafluoroethylene polymer Cycloaliphatic epoxide Polyetherpolyol resins Silicon dioxide Hydrated alumina Silver Palladium 32131-17-2 65997-17-3 7440-44-0 9002-84-0 trade secret 39072-02-1 67762-90-7 21645-51-2 7440-22-4 7440-05-3 60 30 2 8 40 15 25 20 59 24 Lead oxide glass 1317-36-8 9 2.4727 1.2364 0.0824 0.3297 4.6202 1.7326 2.8876 2.3101 0.2181 0.0887 0.0333 Bismuth trioxide Silicon dioxide Barium oxide 1304-76-3 7631-86-9 1304-28-5 6 1 1 0.0222 0.0037 0.0037 12036-10-1 1303-86-2 7631-86-9 1317-36-8 7440-50-8 9.7 3.5 10.4 76.4 100 0.0766 0.0276 0.0822 0.6036 9.5546 0.6283 Ink 0.0043 Copper 0.0517 Ruthenium Dioxide Boron oxide Silicon dioxide Lead oxide Copper Plating 0.0034 Tin 7440-31-5 100 Total Weight 0.5411 PBT glass fiber brominated flame retardant 30965-26-5 65997-17-3 49 35 10 antimony trioxide 1309-64-4 6 PBT 0.318 Total Weight 18.1376 12.9554 3.7015 2.2209 0.8591 This Document was updated on: 8-11-2011 Headquarters Riverside CA www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society page 2 of 3 4.12 11.55 0.37 0.79 10.18 37.02 MATERIAL DECLARATION SHEET Important remarks: 1. 2. 3. 4. It is the responsibility of the user to verify they are accessing the latest version. No. 13* included for terminal style S and W only. Non RoHS Compliant versions available without the LF suffix (terminal plating Sn90Pb10) 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 3 of 3