MATERIAL DECLARATION SHEET Material Number Product Line Compliance Date RoHS Compliant No. Construction Element (Subpart) 3361 (250Ω - 51KΩ) LF series Trimmer 3/28/2005 Yes DC 509 Homogeneous Material Material Weight (g) 1 Contact Spring Ni/Ag 0.0059 2 Housing Nylon 0.159 3 Rotor Nylon 0.025 4 Potting Epoxy 0.035 5 O-ring Rubber 0.002 6 Substrate Ceramic 0.057 Headquarters Riverside CA Homogeneous Material Substance Nickel Copper Zinc PA 9T Brominated polystyrene Glass fiber PA 9T Brominated polystyrene Glass fiber Cycloaliphatic epoxide Polyetherpolyol resins Silicon dioxide Hydrated alumina Silicon Rubber Aluminum oxide Silicon dioxide Magnesium oxide Calcium oxide CASRN 7440-02-0 7440-50-8 7440-66-6 169284-22-4 88497-56-7 65997-17-3 169284-22-4 88497-56-7 65997-17-3 trade secret 39072-02-1 67762-90-7 21645-51-2 63394-02-5 1344-28-1 7631-86-9 1309-48-4 1305-78-8 Material Mass % 18 55 27 43 23 34 43 23 34 40 15 25 20 100 96 2 1 1 www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society Material Mass % of total unit wt. 0.3217 0.9830 0.4826 20.7119 11.0785 16.3769 3.2566 1.7419 2.5750 4.2411 1.5904 2.6507 2.1206 0.6059 16.5768 0.3453 0.1727 0.1727 Subpart mass of total wt. (%) 1.79 48.17 7.57 10.60 0.61 17.27 page 1 of 2 MATERIAL DECLARATION SHEET 7 8 9 Termination Ink Resistive Ink Terminals Ink 0.002 Ink 0.003 Copper Solder Coating 0.0412 Total Weight 0.3301 Silver Palladium Copper oxide 7440-22-4 7440-05-3 1317-39-1 94 3 1.2 Bismuth trioxide 1304-76-3 2 Ruthenium Dioxide Calcium Silicate borate glass Silver Titanium dioxide Manganese dioxide 12036-10-1 35 59794-15-9 7440-22-4 13463-67-7 1313-13-9 46 7 5 6 Cuprous oxide Copper 1317-39-1 7440-50-8 1 100 Tin 7440-31-5 100 0.5683 0.0176 0.0073 0.61 0.0127 0.3181 0.4181 0.0636 0.0454 0.0545 0.0091 12.4811 12.4811 0.91 12.48 This Document was updated on: 10-6-2014 Important remarks: 1. 2. It is the responsibility of the user to verify they are accessing the latest version. 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