Tolomatic • URL: http://www.tolomatic.com • Email: [email protected] • Fax: (763) 478-8080 • Toll Free: 1-800-328-2174
BC3 Series™ Band Cylinder
®
Wedge Style
BC320/BC3M(M)20 2"/50mm BORE
16
17
18
15
14
13
1
2
3
4 5
7
8
9
10
12
11
6
26
28
32
36
38
25
39
40
41
35
34
29
30
33
27
42
20
19
22
24
21
23
37
31
NOTE: Items shaded cannot be field installed
without proper assembly fixtures. For repair,
return cylinder to Tolomatic, Inc.
Replaced 3420-4004
Parts Listing
ITEM
BC320
PART NO.
or
CONFIG. CODE
BC3M(M)20
PART NO.
or
CONFIG. CODE
DESCRIPTION
QTY.
1
2,4
NSBBC320
NSBBC3M20
NSBBC3MM20
Replacement Sealing
Band (3420-1005)
1
2
2,4
NDBBC320
NDBBC3M20
NDBBC3MM20
Replacement Dust Band
(3420-1028)
1
3
3420-1030
Lower Clamp
2
4
3420-1045
Upper Clamp Pad
2
5
3420-1029
Upper Clamp
2
6
3415-1455
4410-1017
Set Screw
4
7
1
0920-1029
4920-1029
Pipe Fitting
10
8
1
3420-1007
–
Standard Head
2
–
4420-1007
Metric Taper Head
2
–
5420-1007
Metric Parallel Head
2
9
1,2,3
0701-1003
Buna-N O-Ring
2
1
Items available as Standard Head Assembly #3420-9001, Metric Taper Head Assembly #4420-9001 and Metric Parallel Head Assembly #5420-9001.
COMMON REPLACEMENT PARTS:
2 Repair Kit:
Parts contained in Repair Kit RKBC320SK_ _ _
3 Seal Kit:
Parts contained in Seal Kit #3420-9019
4
After configuration code add:
SK_ _ _
(note: the letters SK indicate stroke, follow these letters with the stroke length in decimal inches.) If the actuator
has the dual carrier option add the code
DW
_ _ _ (note: follow the letters DW with the distance between the carriers in decimal inches.)
ITEM
BC320
PART NO.
or
CONFIG. CODE
BC3M(M)20
PART NO.
or
CONFIG. CODE
DESCRIPTION
QTY.
10
1
0920-1018
Cushion Needle
2
11
2,3
0920-1061
Buna-N O-Ring
2
12
2,3
0920-1028
U-Cup
2
13
0920-1087
4920-1047
Tapped Screw
8
14
1
1004-1073
4915-1002
Pipe Plug
15
1
0769-1059
4910-1002
Pipe Plug
2
16
2,3
1001-1021
1001-1021
Buna-N O-Ring
3
17
2, 3
0920-1011
Wear Ring
2
18
3420-9000
Piston/Bracket
Assembly w/magnet
1
19
3420-1023
Rail way
2
20
2, 3
0920-1027
Cushion Seal
2
21
3420-1013
BC320 Nut
AR
22
3420-1506
Machined Tube
1
23
4
NMBBC320
NMBBC3M20
NMBBC3MM20
Replacement Magnet
Band (3420-1022)
2
24
3420-1495
Machined Wedge
1
25
0605-1045
Socket Head Cap Screw A/R
26
2, 3
3420-2024
End Cap
2
Parts Sheet
3420-4005_11_BC320ps