MATERIAL DECLARATION SHEET Material Number Product Line Compliance Date RoHS Compliant No. Construction Element (subpart) 3299 (250Ω to 50KΩ) LF Trimmer 3-1-2005 Yes DC 509 MSL Homogeneous Material Material weight [g] 1 Contact Spring Stainless Steel 0.007 2 Housing PBT 0.305 3 Rotor Nylon 0.038 4 Potting Epoxy 0.078 5 Shaft Brass 0.102 Headquarters Riverside CA Homogeneous Material Substances Carbon Manganese Phosphorus Sulfur Silicon Chromium Nickel Iron Polybutylene terephthalate Glass fiber Brominated flame retardant Antimony trioxide Polyamide 66 Glass fiber Tetrafluoroethylene polymer Epoxy resin Antimony trioxide Aluminum oxide Kaolin clay Magnesium alumino silicate Copper Zinc Lead CASRN if applicable 7440-44-0 7439-96-5 7723-14-0 7704-34-9 7440-21-3 7440-47-3 7440-02-0 7439-89-6 30965-26-5 65997-17-3 Trade secret 1309-64-4 32131-17-2 65997-17-3 9002-84-0 25068-38-6 1309-64-4 1344-28-1 1332-58-7 1302-88-1 7440-50-5 7440-66-6 7439-92-1 Materials Mass % 0.18 2 0.045 0.03 0.75 17 8 71.995 49 35 www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society 10 6 60 30 8 64 11 10 6 9 61.5 35.4 3.1 Material Mass % of total unit wt. 0.0015 0.0167 0.0004 0.0003 0.0063 0.1421 0.0669 0.6018 17.8469 12.7478 Subpart mass of total wt. (%) 0.84 36.42 3.6422 2.1853 2.7227 1.3614 0.3630 5.9613 1.0246 0.9315 0.5589 0.8383 7.4910 4.3119 0.3776 4.54 9.31 12.18 page 1 of 2 MATERIAL DECLARATION SHEET 6 Substrate Ceramic 0.144 7 Termination Ink Ink 0.004 8 Resistive Ink Ink 0.005 9 Terminals Copper Plating Total Weight 0.151 0.0034 0.8374 Aluminum oxide Silicon dioxide Magnesium oxide Calcium oxide Silver Palladium Lead oxide Bismuth trioxide Boron oxide Copper oxide Ruthenium Dioxide Calcium Silicate borate glass Silver Titanium dioxide Manganese dioxide Cuprous oxide Copper Tin 1344-28-1 7631-86-9 1309-48-4 1305-78-8 7440-22-4 7440-05-3 1317-36-8 1304-76-3 1303-86-2 1317-39-1 12036-10-1 59794-15-9 7440-22-4 13463-67-7 1313-13-9 1317-39-1 7440-50-8 7440-31-5 96 2 1 1 88 6 1.0 2.9 0.9 1.2 35 46 7 5 6 1 100 100 16.5082 0.3439 0.1720 0.1720 0.4203 0.0287 0.0048 0.0139 0.0043 0.0057 0.2090 0.2747 0.0418 0.0299 0.0358 0.0060 18.0320 0.4060 17.20 0.48 0.60 18.44 This Document was updated on: 8-5-2011 Important remarks: 1. 2. 3. It is the responsibility of the user to verify they are accessing the latest version. Non RoHS complaint versions available without the LF suffix RoHS exemptions: 6c – copper alloy containing up to 4% lead by weight; 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