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NAI-LOK SS316 Twin Ferrule Tube Fittings - 1/4" Male Elbow are precision-engineered components designed for secure, leak-free connections in high-pressure instrumentation systems. Featuring a robust double ferrule structure, these compression fittings ensure reliable sealing under high vibration, thermal cycling, or corrosive conditions. Widely used in oil & gas, chemical, semiconductor, and lab systems, Nai-Lok fittings meet international standards for high purity and performance.
Product Description:
1.Press up to 3000psig for standard stainless steel body
2.Temperature for PTFE packing from -65°F to 450°F (-54°C to 232°C)
Temperature for Grafoil packing from -65°F to 1200°F (-54°C to 649°C)
3.Packing below stem thread isolates the thread lubricant from the media
4.Back seating design protects the packing in fully open position
5.Non-rotating stem tip
6.100% factory tested
| Item | Details |
|---|---|
| Product Type | Twin Ferrule Tube Fitting - Male Elbow |
| Model | 1/4" OD Tube × 1/4" Male NPT |
| Material | Stainless Steel 316 /Alloy625/Alloy400 |
| Connection Type | Compression × Male NPT Thread |
| Pressure Rating | Up to 6000 psi (depending on tube & wall thickness) |
| Temperature Range | -65°F to 1200°F (-54°C to 649°C) with Grafoil Packing |
| Ferrule Type | Double Ferrule (Front & Back Ferrule) |
| Surface Finish | Polished / Passivated |
| Application | Gas, Liquid, Vacuum, Steam |
| Industry Usage | Instrumentation, Oil & Gas, Chemical, Laboratory, Power |
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