
Parker - 8 VGR-SS - VacuSeal™ Face Seal Gland, 1/2” Tube, 316L Stainless Steel
The Parker 8 VGR-SS is a VacuSeal™ face seal gland engineered for ultra-high purity (UHP) gas distribution systems. Designed with a metal-to-metal seal using a mating gasket and toroid configuration, it ensures exceptional leak integrity from vacuum conditions up to 9,000 psig. This fitting is ideal for applications requiring frequent component removal and reassembly without compromising system purity.
Key Features:
Model: 8 VGR-SS
Brand: Parker
Fitting Type: VacuSeal™ face seal gland
Connection Size: 1/2” tube
Material: 316L stainless steel
Seal Type: Metal gasket (nickel or silver-plated stainless steel)
Pressure Rating: Up to 9,000 psig (620 bar)
Temperature Rating: Up to 1,000°F (537°C)
Leak Rate: ≤1 x 10⁻⁹ std cc/sec He
Surface Finish: 5 Ra electropolished internal surface
Applications: Semiconductor manufacturing, analytical instrumentation, pharmaceutical processing, and other UHP gas systems