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The PARKER 1-4 FBZ-SS is a stainless steel compression tube connector designed to join small-diameter tubing to male NPT threaded ports in fluid and gas distribution systems. With a 1/16 inch tube outside diameter and a compression-to-MNPT end configuration, this fitting creates a reliable, leak-resistant connection without the need for solder or flare tooling. A maximum working pressure rating of 16,800 psi makes it suitable for high-pressure instrumentation, hydraulic, and process control lines. HVAC, plumbing, and instrumentation technicians use this fitting when connecting small-bore tubing to threaded manifolds, valves, or instruments. Stainless steel construction resists corrosion in wet or chemically active environments.
This connector is used in applications requiring a secure, high-pressure transition between compression-style tubing and a male NPT threaded port. Common install scenarios include instrumentation tubing runs, refrigeration sensing lines, hydraulic control circuits, and process piping where small-bore stainless tubing terminates at a threaded valve or manifold. The NPT thread standard ensures compatibility with standard North American threaded pipe fittings across a wide range of industrial and mechanical systems.
Designed as an OEM-style compression fitting for use with 1/16 inch OD tubing terminating at male NPT threaded ports in instrumentation, hydraulic, refrigeration, and process control systems.
Installation should be performed by a licensed pipefitter, HVAC technician, or instrumentation technician familiar with compression fittings and NPT thread connections. Depressurize and isolate the system fully before removing or installing any fitting. Hand-tighten the compression nut onto the male NPT port, then advance with a wrench per the fitting manufacturer standard turns-past-finger-tight guidance for the tubing material and diameter. Do not overtighten, as this can deform the compression ferrule and compromise the seal.
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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