3549H Datasheet, PDF (1/4 Pages) Bourns Electronic Solutions – Precision Potentiometer

MATERIAL DECLARATION SHEET
Material Number
Product Line
Compliance Date
RoHS Compliant
3549H
Precision Potentiometer
January 31, 2007
Yes
MSL
N/A
No.
Construction
Element (subpart)
1
Wiper Terminal
2
Cover
3
Slider
4
Contact Spring
Homogeneous
Material
Brass
Under Plating
Finish Plating
Nylon
Nylon
Palmet
Material
weight [g]
0.264
0.012
0.0026
0.972
0.238
0.013
Homogeneous Material/ CASRN Materials
Substances
if applicable Mass %
Copper
Zinc
Nickel
Gold
Nylon
Glass
PTFE
Silicon
Nylon
Glass
PTFE
Silicon
Palladium
Silver
Copper
Gold
Platinum
Zinc (metal)
7440-50-8
70
7440-66-6
30
7440-02-0
100
7440-57-5
100
32131-17-2
45
65997-17-3
40
13
7440-21-3
2
32131-17-2
45
65997-17-3
40
13
7440-21-3
2
7440-05-3
35
7440-22-4
30
7440-50-8
14
7440-57-5
10
7440-06-4
10
7440-66-6
1
Material
Mass % of
total unit wt.
0.864
0.37
0.056
0.012
2.045
1.817
0.59
0.091
0.501
0.445
0.145
0.022
0.021
0.018
0.009
0.006
0.006
0.0006
Subpart
mass of
total wt. (%)
1.234
0.056
0.012
4.544
1.113
0.061
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