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Phidix Motion Controls (Shanghai) Co., Ltd.
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high pressure non threaded jack coupling guide cb sp3s tc

high pressure non threaded jack coupling guide cb sp3s tc

Brand Name carterberg
Model Number CB-SP3S-TC
Certification IATF16949
Place of Origin China
Minimum Order Quantity Negotiation
Price Negotiation
Payment Terms L/C,D/A,D/P,T/T,Western Union
Supply Ability 5000~20000 pc/month
Delivery Time 7-20 work days
Packaging Details carton
Type High Pressure Hydraulic Quick Coupling
Material Steel
Size 3/8"
Rated Pressure 10,000psi
Rated Flow 6 gpm
Temperature Range -20°C to +120°C
Interchange Parker TC series
Detailed Product Description

Why Non-Threaded Couplers Like CB-SP3S-TC Are Ideal for High-Pressure Jacking Systems

Hydraulic jacking systems often operate in harsh, high-pressure conditions where safety, speed, and simplicity are paramount. Traditional threaded couplers, while robust, come with clear drawbacks: time-consuming connections, potential for cross-threading, and high failure risk under vibration. The CB-SP3S-TC offers a clean alternative—combining 10,000 PSI capability with a sleeve-lock, non-threaded design built for demanding hydraulic environments.


Common Problems with Threaded Couplers in Jacking Systems

Connection Under Load
•  Threaded fittings can seize under residual pressure, making disconnection difficult or dangerous.
Risk of Cross-Threading
•  Frequent connects/disconnects in field conditions can lead to damaged threads, leaks, or total failure.
Vibration Loosening
•  High-pressure lifting often involves tool or platform vibration, which can cause threaded fittings to back off if not perfectly secured.

CB-SP3S-TC Structural Advantages

Sleeve Lock Mechanism
•  Allows fast, secure connection without twisting or torque.
•  Locks in place via ball mechanism—no chance of accidental loosening.
Positive Valve Stop
•  Ensures consistent valve alignment and reliable flow cutoff with metal-to-metal sealing.
No Swivel = No Stress Points
•  Non-rotating design avoids torsional fatigue or valve shift under stress.
Faster Operation
•  Connects in seconds—even with gloves or oily hands—ideal for field use or emergency repairs

Application Scenarios

ApplicationRisk with Threaded CouplerCB-SP3S-TC Advantage
Railway Jack MaintenanceVibration, fatigue failureLocking sleeve prevents disconnection
Construction ShoringResidual pressure buildupQuick, pressure-tolerant connection
Bridge Lifting SystemsTool damage during connectZero-thread design avoids twisting
Mining Support BeamsHarsh environment, leak risksHardened steel body with NBR sealing


Comparison vs Threaded Models

FeatureThreaded CouplerCB-SP3S-TC
Pressure RatingUp to 6000 PSI10,000 PSI
Connection TimeSlow (thread manually)Quick push-to-lock
Risk of MisconnectionHigh (cross-thread)Very low
Vibration ResistanceModerateExcellent (sleeve lock)
Tool RequirementWrenches neededHand-connect


When to Use CB-SP3S-TC

You should consider CB-SP3S-TC if:

•  You operate jacks or lifting systems at >7000 PSI;

•  Equipment is used frequently in the field, with risk of contamination or misconnection;

•  Vibration or shock-loading is common during hydraulic operation;

•  There is limited space or time to connect fittings under load.


Call to Action

Still relying on threaded couplers in your 10,000 PSI jacking system?
Upgrade to Carterberg CB-SP3S-TC for a safer, faster, more reliable connection.
Contact us for samples or system compatibility advice.

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