MATERIAL DECLARATION SHEET Material # PTV11, PTT11 Product Line Panel Controls Compliance Date Since Inception RoHS Compliant Yes No. 1 Construction Element (subpart) Bracket MSL Homogeneous Material Steel Alloy Material weight [g] 1.890 2 Spring Copper 0.105 3 Shaft Polycarbonate 0.963 4 5 Wiper Resistance Board Headquarters Riverside CA Copper Alloy Bakelite N/A 0.045 0.136 Homogeneous Material/Substances If applicable Materials Mass % Iron 7439-89-6 70 CASRN Material Mass % of total unit wt. 35.099 Nickel 7740-02-0 9.43 4.731 Chromium 7740-47-3 17.93 8.989 Silicon 7740-21-3 0.94 0.473 Manganese 7439-96-5 1.89 0.946 Carbon 7440-44-0 0.14 0.071 Copper 7440-50-8 98.75 2.751 Phosphorus 7723-14-0 1.25 0.034 100 25.55 Copper 7440-50-8 94.23 1.125 Nickel 7440-02-0 3 0.036 Phosphorus 7723-14-0 2.68 0.032 Silica Fused 60676-86-0 75 2.706 Epoxy, Cresol Novolac 39690-82-2 15 0.541 Phenol Novolac 9003-35-4 6 0.217 Antimony Trioxide 1309-64-4 3 0.108 Brominated Epoxy Black 40039-93-8 1 0.036 Polycarbonate www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society Subpart mass of total wt. (%) 50.145 2.785 25.55 1.193 3.608 page 1 of 2 MATERIAL DECLARATION SHEET 6 Terminal Iron Plating 7 Base PBT Total weight 0.176 N/A 0.454 Iron 7439-89-6 99.75 4.658 Copper 7440-50-8 0.1 0.004 Tin 7440-31-5 0.15 0.007 Tin 7440-31-5 100 N/A Silica Fused 60676-86-0 68.75 8.281 Epoxy, Cresol Novolac 39690-82-2 19.14 2.306 Phenol Novolac 9003-35-4 6.87 0.828 Antimony Trioxide 1309-64-4 3.46 0.417 Brominated Epoxy Black 40039-93-8 1.77 0.213 4.669 12.045 3.769 This Document was updated on: March 2, 2006 Important remarks: 1. It is the responsibility of the user to verify they are accessing the latest version. Headquarters Riverside CA www.bourns.com page 2 of 2