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The CEJN 10 410 2454 is a 3/8 inch male NPT safety coupler designed for high-flow pneumatic systems. Built with a brass and zinc-finished steel construction, it provides a threaded connection point for pneumatic hose lines in shop, industrial, and maintenance environments. The coupler body measures 3/8 inch in diameter and handles working pressures up to 232 psi. It operates across a wide temperature range, from -4 degrees F to 212 degrees F, making it suitable for both indoor and outdoor compressed-air applications. Licensed HVAC technicians, industrial mechanics, and maintenance professionals routinely use fittings of this type when assembling or servicing compressed-air distribution systems.
This safety coupler is suited for compressed-air tool connections, pneumatic control lines, and general shop-air distribution where a high-flow interchange standard is required. The MNPT thread allows direct connection to standard NPT-threaded ports on air hoses, manifolds, regulators, and tool inlets. It is packaged as a single unit and is appropriate for both new installations and replacement service work in light industrial and commercial settings.
Designed as an OEM-style replacement or add-on fitting for pneumatic hose systems using the high-flow interchange standard with 3/8 inch MNPT threaded connections.
Installation should be performed by a qualified mechanic or pneumatic systems technician. Always depressurize the air line and bleed residual pressure before removing or installing any coupler. Apply thread sealant tape to the MNPT threads per the fitting manufacturer guidance and applicable shop practices. Do not exceed the rated working pressure of 232 psi during operation.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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