| 350 TYPE CUPLA |
■ Two-way shut-off, high-pressure CUPLA utilizes NITTO's unique special vavle mechanism.
■ Airless construction needs no air discharge upon connection and can be used in hydraulic circuits with large pulsative pressures.
■ Simply inserting the plug into the socket completes the connection. |
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| Features |
- High-pressure CUPLA for hydraulic use minimizes air inflow upon connection.
- No oil leakage upon disconnection maintains condition of oil circuit.
- One-touch connection/disconnection with excellent durability.
- Special sleeve stopper mechanism protects CUPLA from incidental disconncetion caused by vibration or impact.
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| Applications |
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Recommended fluid |
Applications |
| Special steel |
Operating oil |
Hydraulic equipment
Hydraulic piping
Rolling machine |
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| Specifications |
| Material |
Special steel(Chrome molybdenum steel)
(Galvanized) |
| Size |
3/8",1/2",3/4",1" |
| Working pressure(kg/cm2) |
350 |
| Maximum pressure(kg/cm2) |
525 |
Packing material and
operating temperature |
Rubber
material |
Nitto symbol |
Operating temperature |
Remarks |
Viton |
X-100 |
-20℃～
+180℃ |
Standard
material |
Nitrile butadiene
rubber |
SG |
-20℃～
+80℃ |
Optional |
| Type of connection |
Female thread for both socket and plug |
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| Interchangeability |
- Different size sockets and plugs are not interchangeable.
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| Precaution |
- Wipe off any dust adhering to the plug with a clean cloth to keep the inside of the socket free from dust,then take care not to damage the special Y-packing upon connection.
- Use a dust cap where protection is necessary against grit or dust.
- These CUPLAs are not structurally suitable for use with gas.
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