MATERIAL DECLARATION SHEET Material Number 3540S-L Product Line Precision Potentiometer Compliance Date May 31, 2006 RoHS Compliant Yes No. 1 Construction Element (subpart) Terminal Cover MSL Homogeneous Material PPS Nickel Silver 2 Element Terminal X 2 Plating Inlay 3 4 Housing Mandrel Wire Headquarters Riverside CA PBT N/A Material weight [g] 0.2905 0.075 0.00684 0.0066 2.654 if applicable Materials Mass % Material Mass % of total unit wt. 26125-40-6 28.4 0.631 Carbon Black 1333-86-4 0.6 0.013 Glass Fibers 65997-17-3 35 0.778 Additives 1 0.022 Mineral Powder 35 0.778 Homogeneous Material/ Substances Benzene, 1,4-dichloro-,polymer with sodium sulfide CASRN Copper 7440-50-8 65 0.373 Zinc 7440-66-6 17 0.098 Nickel 7440-02-0 18 0.103 Subpart mass of total wt. (%) 2.221 0.574 Gold 7440-57-5 100 0.052 Silver 7440-22-4 56 0.028 Copper 7440-50-8 22 0.011 Zinc 7440-66-6 17 0.009 7440-31-5 5 30 3 3 64 100 0.003 6.088 0.609 0.609 12.989 11.134 11.134 100 0.0006 0.0006 Tin Glass Antimony Oxide Antimony Compounds 65997-17-3 1309-64-4 7440-36-0 Poly(butylene terephthalate) 30965-26-5 7440-50-8 Copper 1.456 Copper Coating 0.000083 Polyamide www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society 0.052 0.051 20.295 page 1 of 3 MATERIAL DECLARATION SHEET 5 Resistive Wire Metal 0.9585 6 Varnish Varnish 0.15 7 Shaft Brass Plating 8 9 10 C Ring Lube Bushing Stainless Steel Grease Aluminum Plating 11 12 Rotor Cover Headquarters Riverside CA PBT PBT 1.179 0.10767 0.009 0.1 1.142 0.037 1.325 0.7005 Nickel 7440-02-0 45 3.298 Copper 7440-50-8 55 4.031 100 1.147 Phenolic Resin Copper 7440-50-8 61.5 5.545 Lead 7439-92-1 3 0.27 Zinc 7440-66-6 35.5 3.201 Nickel 7440-02-0 100 0.823 Carbon 7440-44-0 0.15 0.0001 Manganese 7439-96-5 1 0.0007 Silicon 7440-21-3 1 0.0007 Chromium 7440-47-3 13 0.009 Iron 7439-98-7 84.85 0.058 100 0.765 Fluorosilicone Aluminum 7429-90-5 93.7 8.183 Copper 7440-50-8 5.5 0.48 Bismuth 7440-69-9 0.4 0.035 Lead 7439-92-1 0.4 0.035 Nickel 7440-02-0 100 0.003 Glass 65997-17-3 30 3.039 Antimony Oxide 1309-64-4 3 0.304 Antimony Compounds 7440-36-0 3 0.304 Poly(butylene terephthalate) 30965-26-5 64 6.485 Glass 65997-17-3 30 1.609 Antimony Oxide 1309-64-4 3 0.161 Antimony Compounds 7440-36-0 3 0.161 Poly(butylene terephthalate) 30965-26-5 64 3.428 www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society 7.329 1.147 9.016 0.823 0.069 0.765 8.733 0.003 10.132 5.357 page 2 of 3 MATERIAL DECLARATION SHEET 13 14 15 Lube Contact Spring Slider Grease Palmet PBT 0.00815 0.0145 0.193 16 Collector Bar Nickel Silver 0.065 17 Strap Nickel Silver 2.303 18 Wiper Terminal Brass 0.3 Plating 0.02739 19 Epoxy Epoxy 0.00563 Polysiloxane Copper Nickel Palladium Platinum Silver Glass Antimony Oxide Antimony Compounds 0.018 0.001 0.001 0.049 0.042 0.443 0.044 0.044 0.945 0.273 0.134 0.089 11.447 3.169 2.994 1.606 0.688 0.209 Poly(butylene terephthalate) 30965-26-5 Copper Zinc Nickel Copper Nickel Zinc Copper Zinc Gold 7440-50-8 7440-66-6 7440-02-0 7440-50-8 7440-02-0 7440-66-6 7440-50-8 7440-66-6 7440-57-5 Bisphenol A Diglycidyl Ether Resin 25068-38-6 49 0.021 7440-21-3 1332-58-7 1309-64-4 17 17 17 0.007 0.007 0.007 Silicon Dioxide Antimony Trioxide Total weight 0.062 16 1 1 44 38 30 3 3 64 55 27 18 65 18 17 70 30 100 Aluminum Silicate Hydroxide 7440-50-8 7440-02-0 7440-05-3 7440-06-4 7440-22-4 100 65997-17-3 1309-64-4 7440-36-0 0.062 0.111 1.476 0.497 17.611 2.294 0.209 0.043 13.114 This Document was updated on: January 17, 2007 Important remarks: 1. It is the responsibility of the user to verify they are accessing the latest version. Headquarters Riverside CA www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society page 3 of 3