303-699-1135
Series 3 Air-Pilot Operated Valve Cv= .73 - 1.36
Part Number Mounting Function Flow Rate Cv Min. pil P Symbol
358-033 in line /
manifold
5/2
700
.73
2.5
bar
R1
354-033 in line /
manifold
5/2
1300
1.37
2.5
bar
R1
368-033 in line /
manifold
5/3
700
.73
2.5
bar
U1
364-033 in line /
manifold
5/3
1200
1.26
2.5
bar
U1
378-033 in line /
manifold
5/3
700
.73
2.5
bar
V1
374-033 in line /
manifold
5/3
1200
1.26
2.5
bar
V1
388-033 in line /
manifold
5/3
700
.73
2.5
bar
Z1
384-033 in line /
manifold
5/3
1200
1.26
2.5
bar
Z1
Dimensions (in Inches)
Part Number A A1 B C D E F G H I L M N O P S T U Z
358-033 1/8
1/8
5
3.2
31.4
32.8
36
30.4
18
39.4
96.8
22
17.4
11.5
32
39.4
-
-
-
354-033 1/4
-
4.1
3.2
36
33.7
44
29.7
22
40.7
103.3
25
21
16
40
40.7
M5
54.3
8
368-033 1/8
1/8
5
3.2
31.4
32.8
36
30.4
18
39.4
96.8
22
17.4
11.5
32
39.4
-
-
-
364-033 1/4
-
4.1
3.2
36
33.7
44
29.7
22
40.7
103.3
25
21
16
40
40.7
M5
54.3
8
378-033 1/8
1/8
5
3.2
31.4
32.8
36
30.4
18
39.4
96.8
22
17.4
11.5
32
39.4
-
-
-
374-033 1/4
-
4.1
3.2
36
33.7
44
29.7
22
40.7
103.3
25
21
16
40
40.7
M5
54.3
8
388-033 1/8
1/8
5
3.2
31.4
32.8
36
30.4
18
39.4
96.8
22
17.4
11.5
32
39.4
-
-
-
384-033 1/4
-
4.1
3.2
36
33.7
44
29.7
22
40.7
103.3
25
21
16
40
40.7
M5
54.3
8
(Part Listed Is BSP - For NPT Sizes Add TF to Order Code)
Coding Example
Coding Example
3 Series 3
5 Function (Way/Position) = 3/2 Normally Closed4 = 3/2 Normally Open5 = 5/26 = 5/3 Centers Closed7 = 5/3 Centers Open (exhausting)8 = 5/3 Pressure Center9 = Dual 3/2 (1 x normally closed and
1 x Normally Open)
8 Ports 8 = 1/84 = 1/42C = 1/2
D __ = Blank (standard)D = double valve 2 x 3/2 way
(only Series 3)L = Manifold assembly required
(only for 3/2 way 1/8 Series 3)
035 Actuation / Return033 = pneum. / pneum. (series 3 Double Air-Pilot035 = pneumatic / spring (series 3) Single Air-Pilot
TF Ports TF = NPTF
Technical Specifications
Valve group 3-way/2-position, 5-way/2-position, 5-way/3-position and dual 3-way/2-position
Construction Air-Pilot, in-line ported
Mounting through holes in valve body
Materials Anodized body, stainless steel spool, Buna-N seals
Threaded port sizes 1/4", 1/8" NPTF
Installation in any position
Operating temperature 0 - 80°C (with dry air at -20°C), 32°F - 176°F (with dry air at -4°F)
Fluid Filtered air (25 micron or less recommended)
Lubricant Not required; otherwise, oil compatible with Buna-N, (3° - 10°E); ISOVG32 grade, 32 centistrokes
Pneumatic Data
Operating pressure P = -.9 -10 bar (0-145 psi): (Down to 28" Hg possible)
Control pressure min. press. (see valve description)
Nominal pressure 6 bar (87 psi)
Nominal flow *Qn Series 3: 1/8" = 700 NL/min (24.7 SCFM), Cv= .73
Nominal diameter Ø1/8 = 5 mm, 1/4" = 7.5 mm
Fluid filtered air, without lubrication** (25 micron or less recommended)
*Qn = determined with supply pressure of 6 bar and with Dp = 1 bar.
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