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RELIEF
VALVE
IN-LINE |
40300-500
SERIES
MALE TO FEMALE
PIPE CONNECTIONS |
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| DESCRIPTION |
| - |
AN
IN-LINE RELIEF
VALVE WITH NPTF
CONNECTIONS THAT
LIMITS MAXIMUM
SYSTEM PRESSURE OR
MAINTAINS A
DESIRED PRESSURE
WITHIN A CURCUIT. |
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| OPERATION |
| - |
FLOW
FROM “1” TO
“2” IS BLOCKED
UNTIL THE
SPECIFIED RELIEF
PRESSURE SETTING
HAS BEEN EXCEEDED. |
| - |
FLOW
FROM “2” TO
“1” IS ALWAYS
BLOCKED. |
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| FEATURES |
| - |
STEEL
COMPONENTS. |
| - |
CHROME
STEEL BALL /
HARDENED SEAT. |
| - |
LOW
INTERNAL LEAKAGE. |
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SPECIFICATIONS - |
| Hydraulic
Symbol |
 |
| Operating
Pressure |
5000
PSI |
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Temperature Range |
250ºF to -40ºF |
| Relief
Tolerance |
+/-10% |
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ALL
DIMENSIONS IN INCHES |
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-
ORDERING INFORMATION - |
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| MODEL |
CONN.
1/2 |
L |
T |
HEX. |
| 4030X-502 |
1/4-18
NPT |
3.70 |
0.563 |
0.750 |
| 4030X-503 |
3/8-18
NPT |
2.94 |
0.625 |
0.875 |
| 4030X-504 |
1/2-14
NPT |
3.50 |
0.750 |
1.125 |
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Vonberg
Valve, inc.
HYDRAULIC
VALVE SPECIALISTS |
3800
Industrial Avenue
Rolling Meadows, IL 60008-1085
847/ 259-3800 fax 847/259-3997 |
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