All DK-LOK products
DK-LOK Tube-to-Female Thread Fittings
All Tube-to-Female Thread Fittings (every brand)
DK-LOK Compression Tube Straight Fitting, 1/4" Tube OD x 1/2" Female NPT, SS316, DCF-4-8N-S
All DK-LOK products
DK-LOK Tube-to-Female Thread Fittings
All Tube-to-Female Thread Fittings (every brand)
Technical overview
DK-LOK DCF Series straight tube-to-female NPT fitting with a 1/4" compression tube end and a 1/2" female NPT threaded end. Manufactured from SS316 stainless steel with a proven double ferrule design (front and back ferrules) to provide a strong grip, vibration resistance, and leak‑tight sealing in instrumentation and process tubing systems. Suitable for high-pressure service when installed per Dk-lok tube fitting make-up instructions.
Key Features
- Double-ferrule design (front & back ferrules) for secure tube grip and leak-tight sealing
- SS316 stainless steel body, nut and ferrules for corrosion resistance
- Straight-body configuration for clean, compact routing
- Threaded end for easy transition between tubing and NPT pipe thread
Applications
- Instrumentation and control lines
- Hydraulic and pneumatic tubing systems
- Process and utility piping interface (tube to NPT where applicable)
- General industrial fluid & gas service
Specifications
Connection Size (End 1)1/4" Tube OD
Connection Size (End 2)1/2" Female NPT
Body Material316 stainless steel
Ferrule DesignDouble ferrule (front & back ferrules)
Documentation
DK-Lok-Compression-Tube-Fittings-Catalog
Download