headquarters riverside ca www.bourns.com page 1 of 4 casrn: cas registry number is a registered trademark of the american chemical society material declaration sheet no. construction element (subpart) homogeneous material material weight [g] homogeneous material \ substances casrn if applicable materials mass % material mass % of total unit wt. subpart mass of total wt. (%) 1 wiper terminal brass 0.264 copper 7440 - 50 - 8 70 0.955 1.364 zinc 7440 - 66 - 6 30 0.409 under plating 0.012 nickel 7440 - 02 - 0 100 0.062 0.062 finish plating 0.0026 gold 7440 - 57 - 5 100 0.013 0.013 2 rear cover nylon 0.972 polyamide 66 + polyamide 6 32131 - 17 - 2 25038 - 54 - 4 43 2.160 5.022 tetrafluoroethylene polymer 9002 - 84 - 0 13 0.653 glass fiber 65997 - 17 - 3 40 2.009 silic on 7440 - 21 - 3 2 0.100 carbon black 1333 - 86 - 4 2 0.100 3 slider nylon 0.238 polyamide 66 + polyamide 6 32131 - 17 - 2 25038 - 54 - 4 43 0.529 1.23 tetrafluoroethylene polymer 9002 - 84 - 0 13 0.159 glass fiber 65997 - 17 - 3 40 0.492 silicon 7440 - 21 - 3 2 0.025 carbon black 1333 - 86 - 4 2 0.025 4 contact spring palmet 0.013 copper 7440 - 50 - 8 16 0.011 0.067 nickel 7440 - 02 - 0 1 0.001 palladium 7440 - 05 - 3 1 0.001 platinum 7440 - 06 - 4 44 0.029 silver 7440 - 22 - 4 38 0.025 material number 3547H product line precision potentiometer compliance date january 31, 2007 rohs compliant yes msl n/a
headquarters riverside ca www.bourns.com page 2 of 4 casrn: cas regis try number is a registered trademark of the american chemical society material declaration sheet 5 housin g pbt 3.108 polybutylene terephthalate 30965 - 26 - 5 54 8.672 16.060 glass fiber 65997 - 17 - 3 30 4.818 brominated flame retardant (tbbpa polycarbonate polymer) trade secret 11 1.767 antimony trioxide 1309 - 64 - 4 4 0.642 carbon black 1333 - 86 - 4 1 0.161 6 mandrel wire copper 0.679 copper 7440 - 50 - 8 100 3.509 3.509 coating 0.0000312 polyamide 63428 - 83 - 1 100 0.0002 0.0002 7 resistive wire metal 0.1568 nickel 7440 - 02 - 0 45 0.364 0.81 copper 7440 - 50 - 8 55 0.446 8 resistive ink thick film ink 0.003 phenolic resin 9039 - 25 - 2 67 0.0094 0.014 daip resin 1087 - 21 - 4 6 0.0008 carbon black 1333 - 86 - 4 7 0.0010 barium sulfate 7727 - 43 - 7 16 0.0022 graphite 7782 - 42 - 5 4 0.0006 9 element epoxy epoxy 0.0005 epoxy resin 25068 - 38 - 6 64 0.00192 0.003 antimony trioxide 1309 - 64 - 4 11 0.00033 aluminum oxide 1344 - 28 - 1 10 0.0003 kaolin clay 1332 - 58 - 7 6 0.00018 magnesium alumino silicate 1302 - 88 - 1 9 0.00027 10 terminal cover pps 0.237 polyphenylene sulfide 26125 - 40 - 6 57 0.722 1.267 glass fiber 65997 - 17 - 3 41 0.520 carbon black 1333 - 86 - 4 2 0.025 11 t.r. terminal x 2 nickel silver 0.082 copper 7440 - 50 - 8 65 0.2756 0.424 zinc 7440 - 66 - 6 17 0.0721 nickel 7440 - 02 - 0 18 0.0763 solder inlay 0.00005 silver 7440 - 22 - 4 56 0.000168 0.0003 copper 7440 - 50 - 8 22 0.000066 zinc 7440 - 66 - 6 17 0.000051 tin 7440 - 31 - 5 5 0.000015 plating 0.00037 gold 7440 - 57 - 5 100 0.002 0.002
headquarters riverside ca www.bourns.com page 3 of 4 casrn: cas regis try number is a registered trademark of the american chemical society material declaration sheet 12 element, terminal and collector bar lube lube 0.005 decanoic acid, mixed esters with heptanoic acid, octanoic acid 68130 - 53 - 0 54.4 0.0141 0.026 lithium 12 - hydroxystearate 7620 - 77 - 1 5.7 0.0015 isohexadecyl - isooctadecanoate 52006 - 45 - 8 33.7 0.0088 polyisobutylene 9003 - 27 - 4 6.2 0.0016 13 tab nickel 0.1924 nickel 7440 - 02 - 0 100 0.994 0.994 inlay 0.01757 silver 7440 - 22 - 4 56 0.051 0.091 copper 7440 - 50 - 8 22 0.020 zinc 7440 - 66 - 6 17 0.016 tin 7440 - 31 - 5 5 0.004 14 rotor nylon 1.372 polyamide 66 + polyamide 6 32131 - 17 - 2 25038 - 54 - 4 43 3.048 7.089 tetrafluoroethylene polymer 9002 - 84 - 0 13 0.921 glass fiber 65997 - 17 - 3 40 2.836 silicon 7440 - 21 - 3 2 0.142 carbon black 1333 - 86 - 4 2 0.142 15 shaft brass 7.693 copper 7440 - 50 - 8 61.5 24.448 39.753 zinc 7440 - 66 - 6 35.5 14.112 lead 7439 - 92 - 1 3 1.193 plating 0.0293 nickel 7440 - 02 - 0 100 0.151 0.151 16 washer x 2 stainless steel 0.05 carbon 7440 - 44 - 0 0.15 0.0004 0.258 manganese 7439 - 96 - 5 2 0.0052 silicon 7440 - 21 - 3 1 0.0026 chromium 7440 - 47 - 3 18 0.0464 nickel 7440 - 02 - 0 9 0.0232 iron 7439 - 89 - 6 69.86 0.1802 17 c - ring stainless steel 0.009 carbon 7440 - 44 - 0 0.15 0.00007 0.047 manganese 7439 - 96 - 5 1 0.00047 silicon 7440 - 21 - 3 1 0.00047 chromium 7440 - 47 - 3 13 0.00611 iron 7439 - 89 - 6 84.85 0 .03988
headquarters riverside ca www.bourns.com page 4 of 4 casrn: cas regis try number is a registered trademark of the american chemical society material declaration sheet 18 front lid pbt 0.827 polybutylene terephthalate 30965 - 26 - 5 54 2.307 4.273 glass fiber 65997 - 17 - 3 30 1.28 2 brominated flame retardant (tbbpa polycarbonate polymer) trade secret 11 0.470 antimony trioxide 1309 - 64 - 4 4 0.17 1 c arbon black 1333 - 86 - 4 1 0.04 3 19 bushing brass 3.309 copper 7440 - 50 - 8 61.5 10.516 17.099 zinc 7440 - 66 - 6 35.5 6.070 lead 7439 - 92 - 1 3 0.513 20 bushing lube lube 0.005 siloxanes and silicones, di - me, di - ph 68083 - 14 - 7 68.9 0.0179 0.026 lith ium stearate 4485 - 12 - 5 25.4 0.0066 silane, dichlorodimethyl, reaction products with silica 68611 - 44 - 9 4.8 0.0013 diphenylamine 122 - 39 - 4 0.9 0.0002 21 collector bar nickel silver 0.074 nickel 7440 - 02 - 0 18 0.0688 0.382 copper 7440 - 50 - 8 55 0.2101 zinc 7440 - 66 - 6 27 0.1031 plating 0.0009 gold 7440 - 57 - 5 100 0.005 0.005 total weight 19.352 this document was updated on: june 29, 2012 important remarks: 1. it is the responsibility of the user to verify they are accessing the latest v ersion. 2. please see rohs certificate of compliance for exemptions used.
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