BOURNS 3303

MATERIAL DECLARATION SHEET
Material Number
Product Line
Compliance Date
RoHS Compliant
3303 Series
Trimmer
8-20-2004
Yes DC 534
MSL
No.
Construction
Element
(Subpart)
Homogeneous
Material
Material
Weight
(g)
1
Substrate
Ceramic
0.02116
2
Electrode
Silver Alloy
0.0002
3
Resistive
Element
Ink
0.00046
Headquarters Riverside CA
N/A
Homogeneous
Material
Substance
Alumina
Quartz
Magnesium Oxide
Calcium Oxide
Silver
Palladium
Platinum
Zinc dioxide
Lead Oxide
Boron Oxide
Bismuth Oxide
Aluminum Oxide
Lead Oxide
Ruthenium(IV) Oxide
Quartz
Aluminum Oxide
Boron Oxide
Calcium Oxide
Zinc Oxide
Manganese dioxide
Cupric Oxide
CASRN
1344-28-1
14808-60-7
1309-48-4
1305-78-8
7440-22-4
7440-05-3
7440-06-4
1314-22-3
1317-36-8
1303-86-2
1304-76-3
1344-28-1
1317-36-8
12036-10-1
14808-60-7
1344-28-1
1303-86-2
1305-78-8
1314-13-2
1313-13-9
1317-38-0
Material
Mass %
93
4
2
1
52
31.7
6.8
4.5
1.7
1.1
1.1
1.1
31
29.6
16.9
8.5
4.2
4.2
2.8
1.4
1.4
Material
Mass % of
total unit wt.
44.2518
1.9033
0.9516
0.4758
0.2339
0.1426
0.0306
0.0202
0.0076
0.0049
0.0049
0.0049
0.3207
0.3062
0.1748
0.0879
0.0434
0.0434
0.0290
0.0145
0.0145
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CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society
Subpart
mass of
total wt. (%)
47.58
0.45
1.03
page 1 of 2
MATERIAL DECLARATION SHEET
4
Contact
Stainless Steel
0.00514
5
Sealing
Resin
0.0003
Stainless Steel
0.01465
6
Terminals
Plating
Total Weight
0.00256
Iron
Chromium
Nickel
Manganese
Silicon
Carbon
Phosphorus
Sulfur
Polyurethane
Methacrylate
Carbon
Manganese
Phosphorus
Sulfur
Silicon
Chromium
Nickel
Iron
Nickel
Tin
7439-89-6
7440-47-3
7440-02-0
7439-96-5
7440-21-3
7440-44-0
7723-14-0
7704-34-9
9009-54-5
18358-13-9
7440-44-0
7439-96-5
7723-14-0
7704-34-9
7440-21-3
7440-47-3
7440-02-0
7439-89-6
7440-02-0
7440-31-5
70.845
18
8
2
1
0.08
0.045
0.03
65
35
0.08
2
0.045
0.03
0.75
18
8
71.095
100
100
8.1885
2.0805
0.9247
0.2312
0.1156
0.0092
0.0052
0.0035
0.4385
0.2361
0.0263
0.6589
0.0148
0.0099
0.2471
5.9298
2.6355
23.4212
2.8783
2.8783
11.56
0.67
38.70
0.04447
This Document was updated on: 4-27-2012
Important remarks:
1.
2.
It is the responsibility of the user to verify they are accessing the latest version.
Please 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