Telepneumatic Airline Accessories - Parker Fluid Control - #20

/ 230


catalogue search
P. 01
P. 02
P. 03
P. 04
P. 05
P. 06
P. 07
P. 08
P. 09
P. 10
P. 11
P. 12
P. 13
P. 14
P. 15
P. 16
P. 17
P. 18
P. 19
P. 20
P. 21
P. 22
P. 23
P. 24
P. 25
P. 26
P. 27
P. 28
P. 29
P. 30
P. 31
P. 32
P. 33
P. 34
P. 35
P. 36
P. 37
P. 38
P. 39
P. 40
P. 41
P. 42
P. 43
P. 44
P. 45
P. 46
P. 47
P. 48
P. 49
P. 50


See other catalogues for Parker Fluid Control

Text version of the page
Catalog MRO-6/USA (Revised 07-20-07)
Needle Valves
Flow Controls & Accessories "338" Series - 1/8" to 3/4" Ports
General Information
"338" Series needle valves bi-directionally meter the flow of air through the valve.
This series features a fine tapered needle providing precise flow of air in both directions. Numerical micrometer position markings are stamped on the perimeter of the adjustment knob which provide a visual indication of the setting. Once the desired flow is selected, a set screw can be tightened to maintain the setting.
These valves are available with NPTF ports in 1/8",
1/4", 3/8" 1/2" and 3/4" sizes. This series is recommended
for pneumatic service
A
B DIA.
Valve Specifications
Maximum Operating Pressure......................250 PSIG (Air)
Operating Temperature...................Standard: 0° to 180°F*
Extended Temperature......0°F to 300°F* (Consult factory)
* Ambient temperatures below freezing require moisture-free air. Ambient temperatures below freezing and above 180° require lubricants especially selected for suitability at these temperatures. Pneumatic valves should be used with filtered and lubricated air.
O-ring for_U
friction ™
H1 - OPEN H2- CLOSED
Component Materials
Body Material................................................................Brass
Internal Components........................Stainless Steel / Brass
Seals...........Nitrile (Fluorocarbon optional - consult factory)
Model Selection and Dimensions
Model Number
Port Size
Dimensions
Kit
A
B
C
H1
H2
003381100
1/8"
9/16"
0.75
1.47
2.03
1.81
00337 8000
00338 1101
1/4"
11/16"
0.75
1.47
2.28
2.03
00337 8001
00338 1102
3/8"
7/8"
0.88
2.31
2.84
2.53
00337 8002
00338 1103
1/2"
1-3/16"
1.06
3.25
3.62
3.22
00337 8003
003381104
3/4"
1-3/8"
1.06
3.25
3.72
3.31
00337 8004
Performance Data - Flow
Model Number
Port Size
Flow (SCFMt)
00338 1100
1/8"
15
00338 1101
1/4"
28
003381102
3/8"
59
003381103
1/2"
126
003381104
3/4"
140
t At 100 PSIG inlet pressure with full pressure drop.
A12
Parker Hannifin Corporation
Pneumatic Division Richland, Michigan

pageCatalog pdf di En 2012-05-22-31