Pilot Operated Check Valves Technical Information
Reverse Pilot to Open
MC10-RO
OPERATION |
This is a pilot-to-open check valve. |
Schematic |
SPECIFICATIONS
DIMENSIONS mm [in]
27mm 45-50 N•m [33-37 lbf•ft]
Theoretical performance |
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26 cSt [121 SUS] hyd.oil at 50°C [122°F] |
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psi |
bar |
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25 |
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300 |
20 |
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Free |
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Flow |
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200 |
15 |
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10 bar |
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2 to 1 |
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5 bar |
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Pilot |
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10 |
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100 |
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override |
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5 |
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1 bar |
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1 to 2 |
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0 |
10 |
20 |
30 |
40 |
50 |
60 |
l/min |
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3 |
6 |
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9 |
12 |
15 |
US gal/min |
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Cross-sectional view
3
Specifications
Rated pressure |
250 bar [3600 psi] |
Rated flow at 7 bar |
45 l/min |
[100 psi] |
[12 US gal/min] |
Leakage |
6 drops/min @ |
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Rated pressure |
Weight |
0.12 kg [0.26 lb] |
Pilot ratio |
3.0:1 |
Cavity |
SDC10-3S |
Note: A piston seal requires a 4.5 bar [65 psi] or greater return spring.
7/8-14 UNF-2A
1 |
Ø 1.2 [0.83] |
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8 [0.31] |
1.6 [0.06] |
2 |
37.04 [1.46]
P103 753
ORDERING |
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MC10-RO- |
5 |
- |
OR |
-A- |
B |
- |
6S |
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INFORMATION |
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Housing and ports |
Housing P/N |
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Crack Pressure |
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00 |
= |
No Housing |
No Housing |
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1 = 1 bar [15 psi] |
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SE3B |
= |
Al, 3/8 BSP |
SDC10-3S-SE-3B |
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5 = 5 bar [73 psi] |
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SE4B |
= |
Al, 1/2 BSP |
SDC10-3S-SE-4B |
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10 = 10 bar [145 psi] |
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6S |
= |
Al, #6 SAE |
SDC10-3S-6S/6S |
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Piston seals |
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8S |
= |
Al, #8 SAE |
SDC10-3S-8S/6S |
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Other housings available |
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Omit = No seal |
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Seals |
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Seal kit |
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OR |
= Seals included |
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B = Buna-N |
35401419 |
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V = Viton |
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35401519 |
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BC332375625108en-000101 • February 2020 |
PO - 11 |
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