Ham-Let – Let-Lok Fittings

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Let-Lok Fittings meet the surging demand for double ferrule compression tube fittings in various industrial environments such as petrochemical, power, nuclear, and semiconductor sectors. These meticulously crafted fittings undergo rigorous tolerance tests for high pressure, impulse, vibration, vacuum, and temperature, ensuring superior performance and reliability.

Learn more here: https://buy.ham-let.com/products/fittings/let-lok-tube-fittings

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PRODUCT DESCRIPTION:

The LET-LOK tube fitting is a mechanism used both to seal and to grip tubing. The mechanical advantage and geometry of this kind of fitting produces a leak-tight assembly.

To assemble, simply insert the tube into the complete assembly until the tube bottoms out against the shoulder of the fitting body (1). The two ferrules are driven forward between the nut (4) and fitting body using the mechanical force created by rotating the nut clockwise. The back ferrule (3) is driven against the tapered rear of the front ferrule (2) The front ferrule is driven by force into the tapered mouth of the body.

The rear ferrule is swaged radially inwards on the tube while lifting the front ferrule out to form a full-faced seal on the tapered surface of the body. The one and one quarter turn of the nut from the handtight position ensures consistent drive of the sealing members. This ensures an effective seal against high-pressure as well as ultra-high-vacuum conditions.