3252 (51K to 5M ohms)

MATERIAL DECLARATION SHEET
Material Number
Product Line
Compliance Date
RoHS Compliant
3252 (51kΩ to 5MΩ) LF
Trimmer
3-5-2005
Yes DC 509
MSL
No.
Construction
Element
(Subpart)
Homogeneous
Material
Material
Weight
(g)
1
Contact Spring
Nickel-Silver
0.0076
2
Housing
PBT
0.739
3
Rotor
Nylon
0.0078
4
Potting
Epoxy
0.251
5
Shaft
Brass
0.13
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Homogeneous Material
Substance
Copper
Nickel
Zinc
Polybutylene terephthalate
Glass fiber
Antimony trioxide
Brominated FR (TBBPA
polycarbonate polymer)
Polyamide 66
Glass fiber
Carbon black
Tetrafluoroethylene polymer
Epoxy resin
Antimony trioxide
Aluminum oxide
Kaolin clay
Magnesium alumino silicate
Copper
CASRN
7440-50-8
7440-02-0
7440-66-6
30965-26-5
65997-17-3
1309-64-4
Material
Mass %
65
18
17
55
30
4
Material
Mass % of
total unit wt.
0.2897
0.0802
0.0758
23.8387
13.0029
1.7337
trade secret
32131-17-2
65997-17-3
1333-86-4
9002-84-0
25068-38-6
1309-64-4
1344-28-1
1332-58-7
1302-88-1
7440-50-8
11
60
30
2
8
64
11
10
6
9
70
4.7677
0.2745
0.1372
0.0091
0.0366
9.4217
1.6194
1.4721
0.8833
1.3249
5.3372
Zinc
7440-66-6
30
2.2874
Nickel (plating)
7440-02-0
0.01
0.0008
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CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society
Subpart
mass of
total wt.
(%)
page 1 of 3
0.45
43.34
0.46
14.72
7.62
MATERIAL DECLARATION SHEET
6
Substrate
Ceramic
0.333
7
Spring Clip
Alloy
0.003
8
Termination Ink
Ink
0.002
9
Resistive Ink
Ink
0.0118
10
Terminals
Copper
Plating
Total Weight
0.212
0.0077
10*
Lead Wires
Teflon
Copper
Silver plating
Total Weight
Aluminum oxide
Silicon dioxide
Magnesium oxide
Calcium oxide
Cobalt
Chromium
Nickel
Molybdenum
Magnesium
Carbon
Beryllium
Iron
Silver
Copper oxide
Bismuth trioxide
Lead oxide
Boron oxide
Ruthenium Dioxide
Boron oxide
Silicon dioxide
Lead oxide
Copper
Tin
1344-28-1
7631-86-9
1309-48-4
1305-78-8
7440-48-4
7440-47-3
7440-02-0
7439-98-7
7439-95-4
7440-44-0
7440-41-7
7439-89-6
7440-22-4
1317-39-1
1304-76-3
1317-36-8
1303-86-2
12036-10-1
1303-86-2
7631-86-9
1317-36-8
7440-50-8
7440-31-5
96
2
1
1
40
20
15
7
2
0.15
0.04
15.81
96
1.2
1.2
1.1
0.5
9.7
3.5
10.4
76.4
100
100
Polytetrafluoroethylene
Copper
Silver
9002-84-0
7440-50-8
7440-22-4
50
49.9
0.1
18.7496
0.3906
0.1953
0.1953
0.0704
0.0352
0.0264
0.0123
0.0035
0.0003
0.0001
0.0278
0.1126
0.0014
0.0014
0.0013
0.0006
0.0668
0.0242
0.0718
0.5272
12.4340
0.4516
0.18
0.12
0.69
12.43
0.45
1.705
0.5698
13.8637
13.8360
0.0277
2.055
This Document was updated on: 12-15-2011
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19.53
www.bourns.com
CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society
page 2 of 3
27.73
MATERIAL DECLARATION SHEET
Important remarks:
1.
2.
3.
4.
It is the responsibility of the user to verify they are accessing the latest version.
Non RoHS compliant versions available without the LF suffix
*Optional lead wires terminals available for this model
Please see RoHS certificate of compliance for exemptions used, if any.
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CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society
page 3 of 3